US20100192442A1 - Proprioceptively determining a relative orientation of a firearm and firearm providing for same - Google Patents
Proprioceptively determining a relative orientation of a firearm and firearm providing for same Download PDFInfo
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- US20100192442A1 US20100192442A1 US12/798,652 US79865210A US2010192442A1 US 20100192442 A1 US20100192442 A1 US 20100192442A1 US 79865210 A US79865210 A US 79865210A US 2010192442 A1 US2010192442 A1 US 2010192442A1
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- vibratory
- striker
- firearm
- barrel
- safety release
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Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A19/00—Firing or trigger mechanisms; Cocking mechanisms
- F41A19/06—Mechanical firing mechanisms, e.g. counterrecoil firing, recoil actuated firing mechanisms
- F41A19/10—Triggers; Trigger mountings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A19/00—Firing or trigger mechanisms; Cocking mechanisms
- F41A19/06—Mechanical firing mechanisms, e.g. counterrecoil firing, recoil actuated firing mechanisms
- F41A19/13—Percussion or firing pins, i.e. fixed or slidably-mounted striker elements; Mountings therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41C—SMALLARMS, e.g. PISTOLS, RIFLES; ACCESSORIES THEREFOR
- F41C23/00—Butts; Butt plates; Stocks
- F41C23/10—Stocks or grips for pistols, e.g. revolvers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41C—SMALLARMS, e.g. PISTOLS, RIFLES; ACCESSORIES THEREFOR
- F41C9/00—Other smallarms, e.g. hidden smallarms or smallarms specially adapted for underwater use
- F41C9/02—Concealed pistols, e.g. in pencils
Definitions
- the disclosures made herein relate generally to firearms and, more particularly, to proprioceptively determining a relative orientation (e.g., angular orientation) of a firearm for enhancing the ability to aim the firearm at an intended target.
- a relative orientation e.g., angular orientation
- examples of such undesirable aspects of conventional handheld multi-round firearms include but are not limited to the safety mechanism being cumbersome to operate especially in defensive situations, the safety and/or trigger operation being difficult for seniors, disabled or others who may have limited strength or manual dexterity, the use of the index finger for firing causing muzzle drift during firing, the overall appearance/size of the firearm being undesirable, and the like.
- handheld single shot firearms having a pistol grip that is gripped by the palm of a hand and having a barrel with a centerline axis that extends through the palm of the hand are known.
- these handheld single shot firearms are specifically configured and/or intended for defensive purposes.
- These handheld single shot firearms are also generally more ‘user-friendly’ than conventional handheld multi-round firearms for persons and/or those who are not overly familiar with firearms or persons using them in an emergency and/or back-up situation.
- these known handheld single shot firearms each exhibit one or more shortcomings that limit their effectiveness.
- Examples of such shortcomings include, but are not limited to, limited or lacking means for effectively aiming at an intended target, using index finger to actuate trigger, non-existent or limited means for integral mounting of accessories, lacking interlock between breech access and firing function, lacking interlock between safety mechanism and the like.
- Embodiments of the present invention relate to proprioceptively determining a relative orientation (e.g., angular orientation) of a firearm for enhancing the ability to aim the firearm at an intended target.
- Proprioception refers to the sense of knowing where a body part is in space.
- proprioceptively determining a relative orientation of a firearm relates to the shooter having an accurate sense of the relative orientation of their hand that is holding the firearm.
- proprioceptive feedback functionality reduces, if not eliminates, reliance upon traditional iron sights, it enhances aiming when used under conditions of reduced light or visibility, it provides an effective means of aiming for shooters with visual handicaps or slow motor response, and it provides an effective means of aiming where rapid deployment is required without time to acquire proper sight alignment and sight picture.
- a firearm configured in accordance with an embodiment of the present invention can be a single shot firearm having a stock (i.e., a pistol grip) that is gripped by the palm of a hand and having a barrel with a centerline axis that extends through the palm of the hand.
- a firearm can be configured for being fired using either hand without regard to orientation of the stock in that the stock is both ambidextrously and bilaterally symmetrical about the barrel centerline axis. This configuration makes such firearms functionally independent of a shooter's hand dominance or bilateral orientation.
- firearms in accordance with the present invention are configured using the thumb instead of index finger for firing, thereby significantly reducing muzzle drift to provide more accurate targeting.
- firearms are especially well suited for applications such as, for example, home defense, concealed carry, and/or as a backup gun. They are also ideally suited for seniors, disabled or others who may have limited strength or manual dexterity. Additionally, firearms configured in accordance with the present invention are suitable for use by shooters with phalangeal amputations. Thus, a skilled person will appreciate that a firearm configured in accordance with the present invention advantageously overcomes one or more shortcomings associated with conventional handheld single shot firearms that are intended primarily for defensive purposes.
- Proprioceptive feedback functionality in accordance with the present invention includes a handheld firearm (e.g., a pistol) being configured to impart a mechanically or electrically initiated vibration to a shooter's hand that is holding the firearm.
- This vibration serves to refresh in the shooter's mind as to where is the shooter's hand and, thus where the firearm is located and oriented (i.e., aimed) in space.
- An omnidirectional vibration e.g., an isotropic vibration
- a linear vibration i.e., along an axis
- planar vibration i.e., within a single plane
- the underlying principle of using vibratory stimuli for enhancing proprioceptive feedback is that, when a person grasps an object and retains it within the hand for an extended period of time, their brain tends to lose details relating to the orientation and/or position of the object. This phenomenon is simulated by a person placing their hand on a surface of a desk and keeping their hand stationary. Initially, the person's brain will sense texture, temperature, position and resiliency (e.g. surface hardness) characteristics of the surface. However, as time passes, these characteristics become increasingly difficult for the person's brain to detect. This loss of proprioceptive feedback is due to a temperature equilibrium being established between the person's hand and surface as well as the stationary contact causing the brain to lose any recall of the other surface characteristics. One way to re-establish this awareness between the brain, the hand, and the surface of the table is to rub or move the hand over the surface.
- inducing periodic vibration within the hand-gripping portion of the firearm duplicates the reciprocal action as if the hand were moved about the surface of the hand-gripping portion of the firearm. In this manner, the hand re-establishes the gripping action as initially perceived when the firearm was first grasped by the shooter's hand.
- a firearm has a stock (i.e., a pistol grip) that is gripped by the palm of the shooter's hand, has a barrel with a centerline axis that extends through the palm of the hand, and has safety release buttons on opposing sides of the barrel that form a straight-line reference plane that is perpendicular to the centerline of the barrel bore when such safety release buttons are each simultaneously held in a respective fully depressed position.
- the shooter holding the firearm can readily determine the orientation of the barrel of the firearm because the shooter can proprioceptively determine the position of the reference plane defined by the safety release buttons. Accordingly, accurate firing at close distances can be achieved without the need for aligning front and rear iron sights by simply keeping the reference plane parallel with a corresponding surface plane of the intended target.
- a firearm comprises a hand-gripping portion, a striker, a barrel, a vibratory device, and a vibratory device actuator.
- the striker is moveably mounted within a cavity of the hand-gripping portion in a manner allowing the striker to be moved between a discharged position and a charged position.
- the barrel is attached to the hand-gripping portion and includes a chamber configured for receiving therein a round of ammunition.
- the vibratory device is mounted on one of the hand-gripping portion and the barrel and is configured for allowing vibratory emissions to be selectively emitted therefrom.
- the vibratory device is a mechanically energized vibratory device. A mechanical energy recharging structure of the vibratory device is exposed at an exterior surface of the hand-gripping portion.
- the vibratory device actuator is mounted on the hand-gripping portion and is coupled to the vibratory device in a manner whereby selection of the vibratory device actuator causes the vibratory device to emit the vibratory emissions therefrom.
- a firearm comprises a stock, a striker, a barrel, two safety release buttons, two striker release triggers, and a vibratory device.
- the striker is moveably mounted within a cavity of the stock in a manner allowing the striker to be moved between a discharged position and a charged position.
- the barrel is attached to the stock.
- a chamber of the barrel defines a barrel bore centerline axis and is configured for receiving therein a round of ammunition.
- the two safety release buttons are movably exposed at an exterior surface of the stock and are diametrically opposed to each other with respect to the barrel bore centerline axis. Each one of the safety release buttons is independently movable from a respective at-rest position to a respective safety release position.
- a finger engaging surface of each one of the safety release buttons lie on a common reference plane when in the respective safety release position.
- the common reference plane extends substantially perpendicular to the barrel bore centerline axis.
- the two striker release triggers are movably exposed at the exterior surface of the stock and are diametrically opposed to each other with respect to the barrel bore centerline axis.
- the safety release buttons and the striker release triggers are diametrically aligned with a common axis.
- Each one of the striker release triggers is coupled to a respective one of the safety release buttons and to the striker in a manner whereby displacement of at least one of the striker release triggers from a respective at-rest position to a respective displaced position when the safety release buttons are simultaneously in the respective safety release position allows the striker to be moved from the charged position toward the discharged position.
- the vibratory device is mounted on one of the stock and the barrel and is coupled to at least one of the safety release buttons. The vibratory device provides vibratory emissions therefrom when the at least one of the safety release buttons is in the respective safety release position.
- a firearm comprises a stock, a striker, a barrel, two safety release buttons, two striker release triggers, and a vibratory device.
- the striker is moveably mounted within a cavity of the stock in a manner allowing the striker to move between a discharged position and a charged position.
- the barrel is attached to the stock.
- a chamber of the barrel defines a barrel bore centerline axis and is configured for receiving therein a round of ammunition.
- the two safety release buttons are movably exposed at an exterior surface of the stock and are diametrically opposed to each other with respect to the barrel bore centerline axis. Each one of the safety release buttons is independently movable from a respective at-rest position to a respective safety release position.
- a finger engaging surface of each one of the safety release buttons lie on a common reference plane when in the respective safety release position.
- the common reference plane extends substantially perpendicular to the barrel bore centerline axis.
- the two striker release triggers are movably exposed at the exterior surface of the stock and are diametrically opposed to each other with respect to the barrel bore centerline axis.
- the safety release buttons and the striker release triggers are diametrically aligned with a common axis.
- Each one of the striker release triggers is coupled to a respective one of the safety release buttons and to the striker in a manner whereby displacement of at least one of the striker release triggers from a respective at-rest position to a respective displaced position when the safety release buttons are simultaneously in the respective safety release position allows the striker to be moved from the charged position toward the discharged position.
- the vibratory device is mounted within the cavity of the stock and is coupled to both of the safety release buttons. The vibratory device provides the vibratory emission therefrom when both of the safety release buttons are simultaneously in their respective safety release position.
- the vibratory device is a mechanically energized vibratory device having a mechanical energy recharging structure thereof exposed at the exterior surface of the stock.
- FIG. 1 is a right frontal perspective view showing a handheld single-shot firearm in accordance with a first embodiment of the present invention, wherein a barrel of the firearm is in a closed orientation.
- FIG. 2 is a left frontal perspective view of the firearm of FIG. 1 , wherein the barrel of the firearm is in the closed orientation.
- FIG. 3 is a left rear perspective view of the firearm of FIG. 1 , wherein the barrel of the firearm is in the closed orientation.
- FIG. 4 is a right frontal perspective view of the firearm of FIG. 1 , wherein the barrel of the firearm is in an open orientation.
- FIG. 5 is a cross-sectional view taken along the line 5 - 5 in FIG. 2 , wherein the firearm is in a striker charged configuration.
- FIG. 6 is a right frontal perspective view showing certain components that reside within the stock of the firearm of FIG. 1 , wherein such components are visible in view of the stock of the firearm being omitted and wherein such components are in a configuration corresponding to a striker of the firearm being in a striker charged configuration.
- FIG. 7 is a cross-sectional view taken along the line 7 - 7 in FIG. 2 , wherein the firearm is in a striker discharged configuration.
- FIG. 8 is a right frontal perspective view showing certain components that reside within the stock of the firearm of FIG. 1 , wherein such components are visible in view of the stock of the firearm being omitted and wherein such components are in a configuration allowing the striker of the firearm to be moved to a striker discharged configuration.
- FIG. 9 is a cross-sectional view taken along the line 9 - 9 in FIG. 2 , showing details of a combination lock of the firearm of FIG. 1 .
- FIG. 10 is a right rear perspective view showing details of the combination lock of the firearm of FIG. 1 , such details being visible in view of the stock being omitted.
- FIG. 11 is a cross-sectional view taken along the line 11 - 11 in FIG. 2 , showing details of a sear-mounted striker-arresting device of the firearm of FIG. 1 .
- FIG. 12 is a right rear perspective view showing certain details of the sear-mounted striker-arresting device of FIG. 11 , wherein such details are visible in view of the stock of the firearm being omitted.
- FIG. 13 is a cross-sectional view taken along the line 13 - 13 in FIG. 2 , showing details of a latch-mounted striker-arresting device of the firearm of FIG. 1 .
- FIG. 14 is a top view showing certain details of the latch-mounted striker-arresting device of FIG. 13 , wherein such details are visible in view of the stock of the firearm being omitted and wherein the latch is in a barrel release position thereof and wherein the barrel is in a non-closed orientation thereof.
- FIG. 15 is a top view showing certain details of the latch-mounted striker-arresting device of FIG. 13 , wherein such details are visible in view of the stock of the firearm being omitted, wherein the latch is in a barrel securing position thereof and wherein the barrel is in a closed orientation thereof.
- FIG. 16 is a left rear perspective view showing a handheld single-shot firearm in accordance with a second embodiment of the present invention, wherein a barrel of the firearm is in a closed orientation.
- FIG. 17 is a cross-sectional view taken along the line 17 - 17 in FIG. 16 .
- the firearm 100 is a single shot firearm having a stock 102 that is gripped by the palm of a hand and having a barrel 104 with a centerline axis (BCA) that extends through the palm of the hand.
- BCA centerline axis
- the firearm 100 can be fired using either hand without regard to orientation of the stock 102 in that the firearm 100 is both ambidextrously and bilaterally symmetrical about the barrel centerline axis (BCA).
- BCA barrel centerline axis
- the centerline axis of the barrel is also referred to herein as the barrel bore centerline axis in that it defines a longitudinal centerline axis of a bore 105 of the barrel 104 .
- the stock 102 has an exterior contour that is generally symmetric with respect to a first end portion 106 , a second end portion 108 (i.e., opposing end portions), a front edge portion 110 , and at least a portion of a first side surface 112 and a second side surface 114 (i.e., opposing side surfaces).
- the front edge portion 110 extends between the opposing end portions 106 , 108 and the opposing side surfaces 112 , 114 .
- a rear edge portion 115 is opposite the front edge portion 110 .
- the barrel 104 extends through the front edge portion 110 of the stock 102 in a manner whereby the barrel centerline axis (BCA) approximately bisects the stock 102 with respect to a vertical reference axis VRA and lateral reference axis LRA, which both extend through the stock 102 .
- BCA barrel centerline axis
- the barrel 104 is pivotably attached at a first end portion 116 thereof to a receiver body 118 that is fixedly mounted within a cavity of the stock 102 .
- the barrel 104 pivots about a barrel pivot axis BPA between a closed orientation C (shown in FIGS. 1-3 ) with respect to the receiver body 118 and an open position O (shown in FIG. 4 ) with respect to the receiver body 118 .
- the barrel pivot axis BPA extends substantially perpendicular to the barrel centerline axis BCA and substantially parallel to the vertical reference axis VRA of the stock 102 .
- Moving the barrel 104 from the closed orientation C to the open orientation O allows for various functionalities associated with firing the firearm 100 .
- One such functionality is that moving the barrel 104 from the closed orientation C to the open orientation O allows a round of ammunition 120 ( FIG. 4 ) to be installed into and removed from within a chamber of the barrel 104 .
- the round of ammunition 120 include, but are not unnecessarily limited to, a 9 mm round of ammunition, a .38 Special round of ammunition, a .357 Magnum round of ammunition or other type/size round of ammunition.
- the charging arm assembly 124 is slideably mounted on the receiver body 118 in a manner allowing the charging arm assembly 124 to move along an axis in a direction toward the barrel 104 (i.e., toward an extended position CAP 1 thereof ( FIG. 4 )) and in a direction away from the barrel 104 (i.e., toward a displaced position CAP 2 thereof ( FIG. 4 )).
- the charging arm assembly 124 can be selectively coupled to the firing mechanism in a manner whereby movement of the charging arm assembly 124 from the extended position CAP 1 to the displaced position CAP 2 causes the firing mechanism to be moved from a discharged configuration thereof to a charged configuration thereof.
- the charging arm assembly 124 is spring biased in the direction toward the extended position CAP 1 . Movement of the barrel 104 from the open orientation O toward the closed orientation C causes the charging arm surface 122 of the barrel 104 to engage the charging arm assembly 124 and to move the charging arm assembly 124 in the direction opposite the barrel 104 .
- the charging arm assembly 124 causes a firing mechanism mounted on the receiver body 118 to be moved from a primer engaging configuration (i.e., discharged configuration) to a charged configuration (i.e., energized configuration).
- a barrel latch 126 is pivotably mounted on the receiver body 118 .
- the barrel latch 126 can be mounted on the stock 102 or both the stock 102 and the receiver body 118 .
- a pivot axis LPA of the barrel latch 126 is located between a barrel engaging portion 128 of the barrel latch 126 and a manual control portion 130 of the barrel latch 126 .
- the pivot axis LPA of the barrel latch 126 extends substantially parallel to the vertical reference axis VRA of the stock 102 .
- the barrel latch 126 is pivotable between a barrel securing position BLP 1 ( FIG. 1 ) and a barrel release position BLP 2 ( FIG. 4 ).
- the barrel latch 126 is resiliently biased toward the barrel securing position BLP 1 .
- the barrel engaging portion 128 engages a mating portion 132 (e.g., lugs) of the barrel 104 when the barrel 104 is in the closed orientation C and the barrel latch 126 is in the barrel 104 securing position BLP 1 thereby securing the barrel in the closed orientation C.
- the barrel latch 126 disengages from the mating portion 132 of the barrel 104 when the barrel latch 126 is moved from the barrel securing position BLP 1 to the barrel release position BLP 2 thereby allowing the barrel 104 to be moved from the closed orientation C toward the open orientation O.
- the firearm 100 includes safety release buttons 134 , 136 and triggers 138 , 140 .
- the safety release buttons 134 , 136 and the triggers 138 , 140 are examples of finger engaging members.
- the safety release buttons 134 , 136 are diametrically opposed to each other with respect to the barrel centerline axis BCA and are exposed at the front edge portion 110 of the stock 102 .
- diametrically opposed refers to the safety release buttons 134 , 136 being equally spaced away from the barrel centerline axis BCA by an equal distance and lying on a common axis.
- the triggers 138 , 140 are diametrically opposed to each other with respect to the barrel centerline axis BCA and are each exposed at a respective one of the opposing end portions 106 , 108 .
- diametrically opposed refers to the triggers 138 , 140 being equally spaced away from the barrel centerline axis BCA by an equal distance and lying on a common axis.
- the safety release buttons 134 , 136 and the triggers 138 , 140 are diametrically aligned with the vertical reference axis VRA (i.e., a common axis).
- Diametrically aligned with a common axis is defined herein to mean that, as viewed in a direction parallel with the barrel centerline axis BCA, the safety release buttons 134 , 136 and the triggers 138 , 140 reside on a common axis.
- the firearm 100 can be fired using either hand without regard to orientation of the stock 102 in that the firearm 100 is both ambidextrously and bilaterally symmetrical about the barrel centerline axis BCA in view of the disclosed placement and orientation of the safety release buttons 134 , 136 and the triggers 138 , 140 .
- the front edge portion 110 of the stock 102 and the safety release buttons 134 , 136 provides a proprioceptive straight line reference plane perpendicular to the centerline of the barrel 104 approximating a line of fire of the firearm 100 .
- the triggers 134 , 136 are concealed under protective covers 142 , 144 .
- the protective covers 142 , 144 are each biased to a respective at-rest position PCP 1 and are movable between the respective at-rest position PCP 1 and a respective open position PCP 2 ( FIG. 1 ).
- Each one of the triggers 138 , 140 are accessible from the exterior surface of the stock 102 when the associated protective cover 142 , 144 is in its open position PCP 2 .
- the triggers 138 , 140 are coupled to a firing mechanism of the firearm in a manner whereby depressing either of the triggers 138 , 140 (i.e., moving inwardly with respect to the stock 102 ) allows the firing mechanism mounted on the receiver body 118 to be moved from the charged configuration toward the primer engaging configuration. Such movement causes a round of ammunition within the chamber of the barrel 104 to be discharged.
- the safety release buttons 134 , 136 are coupled to the triggers 138 , 140 in a manner whereby movement of either one of the triggers 138 , 140 is inhibited until the both safety release buttons 134 , 136 are depressed (i.e., moved inwardly with respect to the stock 102 ) and held in such depressed orientation.
- safety release buttons 134 , 136 are depressed and simultaneously held in such depressed configuration, movement of depressing either one of the triggers 138 , 140 allows the firing mechanism to be moved from the charged configuration toward the primer engaging configuration.
- Such interoperability of the safety release buttons 134 , 136 and the triggers 138 , 140 is one embodiment of a safety mechanism configured in accordance with the present invention.
- a thumb is used for depressing one of the triggers 138 , 140 to fire the firearm 100 .
- a firearm configured in accordance with the present invention can be fired by shooters with phalangeal amputations.
- a thumb actuated trigger arrangement is also ideally suited for seniors, disabled or others, who may have limited strength and/or manual dexterity.
- a principal factor of inaccurate fire is lateral muzzle drift induced during trigger squeeze.
- the joint configuration of the stock 102 , the barrel 104 and the triggers 138 , 140 result in a firearm configuration where a thumb is used for releasing the firing mechanism, which significantly reduces lateral muzzle drift induced during trigger squeeze.
- An additional advantage of the configuration of the stock 102 and the barrel 104 is its low bore axis. Recoil forces are directed rearward, coincident with the barrel centreline axis BCA of the firearm 100 . This arrangement reduces muzzle rise that occurs in firearms having a bore axis that is above the centerline of the firearm 100 .
- the arrangement of a firearm in accordance with the present invention has dynamics similar to a rifle where the recoil force is directed rearward to the shoulder but in this instance, the palm is simply substituted for the shoulder.
- the firearm 100 does not include mechanical sights (e.g., iron sights).
- the firearm 100 can be configured for having mounted thereon (e.g., on the barrel 104 ) a laser sighting device 149 (e.g., a LaserLyte brand subcompact model V2 laser sight, or similar).
- the barrel 104 can include an accessory mount 147 and/or have a tip portion thereof configured with helical threads, splines or the like. It is also disclosed herein that the accessory mount 147 can be configured to serve as a hand guard that prevents an operator's hand from protruding beyond the barrel 104 .
- a firing mechanism configured in accordance with the present invention includes a striker 150 slideably mounted on the receiver body 118 and a striker spring 152 that biases the striker 150 toward a discharged position SP 1 ( FIG. 7 ).
- the striker 150 is slideable along a striker displacement axis SDA between the discharged position SP 1 and a charged position SP 2 ( FIG. 5 ).
- the striker displacement axis SDA is axially aligned with the barrel centerline axis BCA. It is disclosed herein that the striker 150 is one embodiment of a firing mechanism.
- Other types of firing mechanisms e.g., a hammer are well known in the art.
- a first safety release assembly 160 and a second safety release assembly 162 are movable mounted on the stock 102 .
- the receiver body 118 could be configured for having one or both of the safety release assemblies 160 , 162 mounted thereon.
- the safety release assemblies 160 , 162 are independently operable from each other.
- the first safety release assembly 160 includes the first safety release button 134 , a first safety release linkage 164 and a first safety linkage biasing spring 166 .
- the second safety release assembly 162 includes the second safety release button 136 , a second safety release linkage 168 and a second safety linkage biasing spring 170 .
- Each one of the safety release assemblies 160 , 162 are movable between a respective at-rest configuration RAC 1 (shown in FIGS. 5 and 6 ) and a respective displaced configuration RAC 2 (shown in FIGS. 7 and 8 ).
- the first and second safety release assemblies 160 , 162 are each biased to the respective at-rest configuration RAC 1 by the respective safety linkage biasing spring 166 , 170 .
- a striker release assembly 176 is movable mounted jointly on the receiver body 118 and the stock 102 .
- the striker release assembly 176 includes a striker sear 178 , a first sear linkage 180 , a second sear linkage 182 and the triggers 138 , 140 .
- the striker sear 178 is pivotably coupled at a central portion thereof to the receiver body 118 .
- the first sear linkage 180 is engaged at a first end portion thereof with a first end portion of the striker sear 178 and is engaged at a second end portion thereof with the first trigger 138 .
- the second sear linkage 182 is engaged at a first end portion thereof with a second end portion of the striker sear 178 and is engaged at a second end portion thereof with the second trigger 140 .
- depressing either one of the triggers 138 , 140 from a respective at-rest position TP 1 ( FIG. 5 ) to a respective displaced position TP 2 ( FIG. 7 ) causes the striker sear 170 to rotate about a sear pivot axis SPA from a striker holding position SSP 1 (shown in FIGS. 5 and 6 ) to a striker release position SSP 2 (shown in FIGS. 7 and 8 ).
- the striker sear 178 holds the striker 150 in the charged position SP 1 when the striker 150 is in the charged position SP 1 and the striker sear 178 is in the striker holding position SS 1 .
- Displacement of either one of the triggers 138 , 140 from the respective at-rest position TP 1 to the respective displaced position TP 2 causes the striker sear 178 to move from the striker holding position SSP 1 to the striker release position SSP 2 , thereby allowing the striker spring 152 to forcibly urge the striker 150 from the charged position SP 2 toward the discharged position SP 1 .
- both safety release assemblies 160 , 162 must be in the respective displaced configuration RAC 2 for either of the triggers 138 , 140 to be movable from the respective at-rest position TP 1 to the respective displaced position TP 2 . As can be see in FIG.
- the charging arm assembly 124 includes a charging arm 184 , a charging arm disconnect 186 , a charging arm spring 188 , a charging arm disconnect guide 190 , a disconnect pivot pin 192 , a disconnect stop pin 194 and a disconnect camming pin 196 .
- the charging arm 184 is slideably mounted on the receiver body 118 in a manner allowing the charging arm 184 to move along an axis in a direction toward the barrel 104 (i.e., toward the extended position CAP 1 thereof ( FIG. 4 )) and in a direction away from the barrel 104 (i.e., toward a displaced position CAP 2 thereof ( FIGS. 4 , 5 and 7 )).
- the charging arm spring 188 urges the charging arm forward through contact of the charging arm disconnect guide 190 with the charging arm disconnect 186 .
- Mating surfaces of the charging arm disconnect guide 190 and the charging arm disconnect 186 in combination with force exerted on the charging arm disconnect 186 by the charging arm spring 188 cause the charging arm disconnect 186 to rotate about the disconnect pivot pin 192 (clockwise in FIG. 7 ) to a striker engaging position (i.e., the position achieved when the charging arm disconnect rotates into contact with the disconnect stop pin 194 ).
- Rotation of the charging arm disconnect 186 occurs after the charging arm 184 moves sufficiently toward its extended position CAP 1 for causing the charging arm disconnect 186 to clear a disconnect engaging portion of the striker 150 (e.g., a disconnect lug 198 thereof).
- Movement of the barrel 104 from the open orientation O toward the closed orientation C causes the charging arm engaging surface 122 of the barrel 104 to engage the charging arm 184 and displace the charging arm 184 from its extended position CAP 1 toward its displaced position CAP 2 .
- the charging arm disconnect 186 engages the disconnect lug 198 of the striker 150 .
- Continued displacement of the charging arm 184 toward its displaced position CAP 2 i.e., through continued movement of the barrel 104 from its open orientation O toward its closed orientation C) results in the striker 150 moving past its charged position SP 1 .
- Such movement past the charged position SP 1 allows the striker sear 178 to be biased to its striker securing position SSP 1 by the torsion spring 183 ( FIGS. 6 and 8 ) and causes engagement of the charging arm disconnect 186 with disconnect camming pin 196 to rotate the charging arm disconnect 186 about the disconnect pivot pin 192 (counter-clockwise in FIG. 5 ) to a disengaged position with respect to the disconnect lug 198 of the striker 150 .
- the striker spring 152 urges the striker 150 into contact with a sear engaging portion of the striker sear 178 (e.g., a sear lug 199 thereof) at its charged position SP 1 .
- the firearm 100 precluding one or more ancillary safety mechanisms besides the safety release assemblies 160 , 162 for precluding unintentional and/or unauthorized discharge thereof. Precluding an unauthorized person from firing the firearm 100 is one such situation where it is desirable and advantageous for the firearm 100 to include one or more ancillary safety mechanisms to address this potential situation. Precluding the unintentional discharge of the firearm 100 when the barrel 104 is being moved from its open orientation O toward its closed orientation C is another such situation where it is desirable and advantageous for the firearm 100 to include one or more ancillary safety mechanisms to address this potential situation.
- Precluding the unintentional discharge of the firearm 100 in the event that the striker sear 178 does not properly engage the striker 150 after the striker 150 has been moved to its charged position SP 2 is yet another such situation where it is desirable and advantageous for the firearm 100 to include one or more ancillary safety mechanisms to address this potential situation.
- Precluding the unintentional discharge of the firearm 100 in the event that the striker sear 178 releases from the striker 150 without the striker release assembly being displaced for causing such release of the striker sear 178 is yet another such situation where it is desirable and advantageous for the firearm 100 to include one or more ancillary safety mechanisms to address this potential situation.
- the firearm 100 can include a combination lock 200 for selectively inhibiting movement of the striker 150 from the charged position SP 1 toward the discharged position SP 2 .
- Incorporation of the combination lock 200 allows only a person with knowledge of a multi-digit (e.g., 3-digit) combination to fire the firearm 100 .
- the combination lock 200 is positioned at the rear edge portion 115 of the stock 102 and includes a plurality of tumbler wheels 202 , a lock shaft 204 and a lock shaft spring 206 .
- the lock shaft 204 is slideably mounted within a mating passage of the stock 102 and each one of the tumbler wheels 202 is rotatably mounted on the lock shaft 204 .
- the lock shaft 204 is slideable between an at-rest position LSP 1 and a striker engaging position LSP 2 .
- the lock shaft 204 is biased to the at-rest position LSP 1 by the lock shaft spring 206 .
- the striker 150 includes a lock shaft aperture 208 , which is positioned such that the lock shaft 204 extends into the lock shaft aperture 208 when the striker 150 is in the charged position SP 2 and the lock shaft 204 is in the striker engaging position LSP 2 .
- the lock shaft 204 and the tumbler wheels 202 are jointly configured for allowing the lock shaft 204 to freely move between its at-rest position LSP 1 and its striker engaging position LSP 2 when the tumbler wheels 202 are set to a collective rotational orientation that corresponds to a multi-digit combination of the combination lock 200 .
- the firearm 100 can include a sear-mounted striker-arresting device 300 for inhibiting movement of the striker 150 from the charged position SP 1 toward the discharged position SP 2 in the situation where the striker sear 178 does not properly engage the striker 150 after the striker 150 has been moved to its charged position SP 2 .
- the sear-mounted striker-arresting device 300 is pivotably attached at a first end portion 302 thereof to a rear end portion 304 of the striker sear 178 and is pivotably engaged at a central portion 306 thereof to a fixed pivot member 308 of the stock 102 .
- the fixed pivot member 308 can be integral with the receiver body 118 .
- a second end portion 310 of the sear-mounted striker-arresting device 300 engages a mating surface 312 of the striker 150 when the striker sear 178 is in the striker released position SSP 2 (see FIG. 7 ).
- the mating surface 312 of the striker 150 that is engagable by the sear-mounted striker-arresting device 300 includes an engagement feature 314 (e.g., a notch) configured for being engaged by the second end portion 310 of the sear-mounted striker-arresting device 300 in a manner whereby the second end portion 310 of the sear-mounted striker-arresting device 300 engages the engagement feature 314 of the striker 300 to inhibit unrestricted movement of the striker 150 from adjacent the charged position SP 2 thereof toward the discharged position SP 1 thereof.
- the sear-mounted striker-arresting device 300 arrests movement of the striker 150 if the striker sear 178 fails to return to the striker holding position SSP 1 prior to the charging arm disconnect 186 releasing from engagement with the striker 150 .
- an adverse situation can arise if the charging arm disconnect 186 fails or the striker sear 178 does not reset to engage the striker 150 upon closing of the barrel 104 .
- the concern is, what if the striker 150 is charged about 90% of the way and the striker 150 is inadvertently released due to a failed charging arm disconnect 186 or the lack of the striker sear 178 properly moving to the striker holding position SSP 1 .
- the first safety feature of the firearm 100 to prevent this type of failure is the fact that the striker 150 is configured to not be engagable with a chambered round's primer until the barrel 104 is nearly 100% closed. This aspect covers a good portion of the concern.
- the firearm 100 will include a safety feature to preclude the potential for the striker 150 to accidentally fire right when the barrel 104 is achieving its closed orientation C in the case where the trigger sear 178 or charging arm disconnect 186 fails or malfunctions.
- the firearm 100 can include a latch-mounted striker-arresting device 400 for inhibiting unrestricted movement of the striker 150 from the charged position SP 2 toward the discharged position SP 1 in the situation where the charging arm disconnect 186 releases from engagement with the striker 150 prior to the striker sear 178 moving to its striker holding position SSP 1 and when the barrel 104 has nearly achieved or is in its closed orientation C (i.e., with the barrel latch 126 in its barrel release position BLP 2 ).
- the latch-mounted striker-arresting device 400 is specifically configured to preclude accidental firing of the firearm 100 when the barrel 104 is achieving its closed orientation C and the trigger sear 178 or charging arm disconnect 186 fails or malfunctions.
- the latch-mounted striker arresting device 400 is attached to the barrel latch 126 at a location between the barrel latch pivot axis LPA and an end portion of the barrel latch 126 adjacent the manual control portion 130 .
- the latch-mounted striker arresting device 400 includes a resilient strip of material such as spring steel. As shown in FIG.
- the latch-mounted striker arresting device 400 and the barrel latch 126 are jointly configured for causing the latch-mounted striker arresting device 400 to be resiliently biased into contact with a surface 402 of the striker 150 when the barrel 104 is in an orientation between its closed orientation C and its open orientation O with the barrel latch 126 in the barrel release position BP 2 and for causing such contact to be discontinued when barrel latch 126 is in its barrel securing position BP 1 .
- the surface 402 of the striker 150 engagable by the latch-mounted striker arresting device 400 includes an engagement feature 404 (e.g., a notch) configured for being engaged by the latch-mounted striker arresting device 400 in a manner whereby unrestricted movement of the striker 150 toward the discharged position SP 2 is inhibited when the latch-mounted striker arresting device 400 is in contact with the surface 402 . As shown in FIG.
- the firearm 100 can include a loaded chamber indicating structure that is integral with the barrel latch 126 .
- the loaded chamber indicating structure includes an ammunition engaging member 500 fixedly engaged with and protruding from the barrel engaging portion 128 of the barrel latch 126 .
- the ammunition engaging member 500 protrudes into the chamber of the barrel 104 in a manner whereby, when a round of ammunition 120 is disposed within the chamber of the barrel 104 , the ammunition engaging member 500 engages the round of ammunition 120 when the barrel latch 126 is in the barrel securing position BLP 1 thereby causing the barrel latch 126 to be held in a particular orientation of the barrel securing position BLP 1 indicating that the round of ammunition 120 is within the chamber of the barrel 104 (e.g., slightly skewed orientation of the barrel securing position BLP 1 ).
- engagement of the ammunition engaging member 500 with the round of ammunition causes the barrel latch 126 to be in an orientation that secures the barrel 104 in its closed orientation and that is also slightly skewed with respect to the stock 102 and the receiver 118 when compared to the orientation of the barrel latch 126 when a round of ammunition is not in the chamber of the barrel 104 .
- specific orientations of the barrel latch 126 indicate whether or not a round of ammunition is in the chamber of the barrel 104 .
- the barrel latch 126 has a an edge surface treated with a colored material (e.g., paint, anodizing, or the like) such that when the barrel latch 126 is in the orientation indicating that a round of ammunition is in the chamber of the barrel 104 , at least a portion of the color treated surface is exposed. Otherwise, such color treated surface is not exposed to visual sight (e.g., is concealed by a portion of the barrel 104 ).
- a colored material e.g., paint, anodizing, or the like
- the firearm 600 is configured for providing proprioceptive determination of a relative orientation (e.g., angular orientation) of the firearm 600 to enhance the ability to aim the firearm 600 at an intended target.
- a relative orientation e.g., angular orientation
- proprioception refers to the sense of knowing where a body part is in space.
- proprioceptively determining a relative orientation of the firearm 600 relies upon the shooter having an accurate sense of the relative orientation of their hand when holding the firearm 600 .
- the need for physical sights e.g., iron sights
- aiming functionality in close quarter combat situations and close quarter defensive situations is suitably provided for.
- the firearm 600 has effectively the same overall configuration as the firearm 100 of FIGS. 1-15 , with the exception that a vibratory device 602 has been added in place of the combination lock 200 . As such, the reader will rely on the discussion of the firearm 100 for an explanation of the overall construction and functionality of the firearm 600 . Furthermore, the same reference numerals will be used in FIGS. 16 and 17 to identify elements common between the firearm 100 and the firearm 600 .
- the firearm 600 includes a vibratory device 602 .
- a finger engaging surface 604 of each one of the safety release buttons 134 , 136 lies on a common reference plane CRP when in the respective displaced configuration RAC 2 (i.e., the safety release position).
- the common reference plane CRP extends substantially perpendicular to the barrel bore centerline axis BCA thereby serving as a proprioceptive reference plane. Jointly and individually, the vibratory device 602 and the common reference plane CRP provide for proprioceptive feedback functionality in accordance with the present invention.
- the finger engaging surface 604 of each one of the safety release buttons 134 , 136 lie on the common reference plane CRP.
- the shooter is provided with feedback as to the orientation of the firearm 600 (and their hand) via the common reference plane CRP.
- the common reference plane CRP serves as a proprioceptive reference plane and, thereby, provides for proprioceptive feedback functionality.
- the vibratory device 602 provides for proprioceptive feedback functionality by imparting a vibration (i.e., vibratory emissions) to shooter's hand that is holding the firearm.
- a vibration i.e., vibratory emissions
- This vibration serves to refresh in the shooter's mind as to where the shooter's hand and, thus the firearm, are located and oriented (i.e., aimed) in space.
- Vibratory emissions from the vibratory device 602 can be in the form of omnidirectional vibration (e.g., isotropic vibration), which serves the purpose of refreshing in the shooter's mind where the shooter's hand is located and oriented in space.
- vibratory emissions from the vibratory device 602 can be in the form of linear vibration (e.g., extending parallel to the common reference plane CRP) and/or planar vibration (e.g., within a plane parallel to the common reference plane CRP). It is disclosed herein that such linear and/or planar vibration can be implemented separately, jointly and/or in combination with an omnidirectional vibration.
- the vibratory device 602 can be mounted on the stock 102 of the firearm 600 (i.e., a hand-gripping portion of a firearm) or on the barrel 104 within the cavity of the stock and is coupled to both of the safety release buttons. It is disclosed herein that the vibratory device 602 can be mounted on the stock 102 through the receiver body 118 . For example, the vibratory device 602 can be attached directly and only to the receiver body 118 . Alternatively, mounting of the vibratory device 602 on the stock 102 can include or consist of the vibratory device 602 being attached directly to the stock 102 . Preferably, the vibratory device 602 provides the vibratory emissions therefrom when both of the safety release buttons 134 , 136 are simultaneously in their respective safety release position RAC 2 .
- a first safety release button i.e., safety release button 134
- a second safety release button i.e., safety release button 136
- the first safety release linkage 164 and the second safety release linkage 168 are both coupled to the vibratory device 602 such that when both of the safety release buttons 134 , 136 are simultaneously in their respective safety release positions RAC 2 , the vibratory device 602 emits the vibratory emissions therefrom. It is disclosed herein that such vibratory emissions could be provided when only a single one of the safety release buttons 134 , 136 is in its respective safety release position RAC 2 .
- the vibratory device 602 is a mechanically energized vibratory device having a mechanical energy recharging structure 610 thereof (e.g., a knob, a key, or handle) exposed at the exterior surface of the stock 102 .
- the mechanical energy recharging structure 610 allows an energy storage structure of the vibratory device 602 to be re-energized as need (e.g., a spring being re-wound). It is disclosed herein that other arrangements for re-energizing the vibratory device 602 can be implemented.
- the movement of pivoting the barrel 104 with respect to the stock 102 can be used for re-energizing the vibratory device 602 such as through a suitably configured plunger or linkage arrangement coupled between the barrel 104 and the vibratory device 602 .
- the vibratory device 602 can be in the form of an electronic/electrical vibratory device.
- Structures and arrangements for providing electrically/electronically energized vibratory emissions are well known (e.g., piezoelectric vibratory devices, vibratory devices having an imbalanced rotor connected to a motor, and the like). It is disclose herein that the present invention is not unnecessarily limited to any particular type or configuration of vibratory device or range of frequency of vibratory emission therefrom.
- proprioceptive feedback functionality as embodied in the firearm 600 can be implemented in prior art firearms.
- a prior art firearm can be configured with a vibrator device in accordance with the disclosures made herein.
- a vibratory device mechanical, electronic, electric, or otherwise
- a vibration device actuator e.g., mechanical or electronic/electrical button
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Abstract
A firearm has a striker moveably mounted within a cavity of a stock in a manner allowing the striker to be moved between a discharged position and a charged position. A barrel is attached to the stock and includes a chamber configured for receiving therein a round of ammunition. A vibratory device is mounted on one of the stock and the barrel and is configured for allowing vibratory emissions to be selectively emitted therefrom. The vibratory device is a mechanically energized vibratory device. A mechanical energy recharging structure of the vibratory device is exposed at an exterior surface of the stock. The vibratory device actuator is mounted on the stock and is coupled to the vibratory device in a manner whereby selection of the vibratory device actuator causes the vibratory device to emit the vibratory emissions therefrom.
Description
- This continuation-in-part patent application claims priority from co-pending U.S. Non-Provisional patent application having Ser. No. 12/455,734 filed Jun. 5, 2009 entitled “Handheld Single Shot Firearm”, which claims priority from co-pending U.S. Provisional patent application having Ser. No. 61/134,060 filed Jul. 7, 2008 entitled “Palm Pistol”, both having a common applicant herewith and being incorporated herein in their entirety by reference.
- The disclosures made herein relate generally to firearms and, more particularly, to proprioceptively determining a relative orientation (e.g., angular orientation) of a firearm for enhancing the ability to aim the firearm at an intended target.
- It is well known that a firearm specifically configured for self-defense is useful and desirable in many situations and for many types of persons. In fact, a majority of states within the United States of America offer permits for concealed carry of firearms for personal defense. While conventional handheld firearms such as multi-round pistols (i.e., barrel over pistol grip configuration) can be carried in a concealed manner, there are many aspects of such conventional handheld multi-round firearms that are undesirable to some persons wanting a firearm strictly for defensive purposes. For example, for elder persons and/or those who are not overly familiar with firearms, examples of such undesirable aspects of conventional handheld multi-round firearms include but are not limited to the safety mechanism being cumbersome to operate especially in defensive situations, the safety and/or trigger operation being difficult for seniors, disabled or others who may have limited strength or manual dexterity, the use of the index finger for firing causing muzzle drift during firing, the overall appearance/size of the firearm being undesirable, and the like.
- Various types of handheld single shot firearms having a pistol grip that is gripped by the palm of a hand and having a barrel with a centerline axis that extends through the palm of the hand are known. In general, these handheld single shot firearms are specifically configured and/or intended for defensive purposes. These handheld single shot firearms are also generally more ‘user-friendly’ than conventional handheld multi-round firearms for persons and/or those who are not overly familiar with firearms or persons using them in an emergency and/or back-up situation. However, these known handheld single shot firearms each exhibit one or more shortcomings that limit their effectiveness. Examples of such shortcomings include, but are not limited to, limited or lacking means for effectively aiming at an intended target, using index finger to actuate trigger, non-existent or limited means for integral mounting of accessories, lacking interlock between breech access and firing function, lacking interlock between safety mechanism and the like.
- Embodiments of the present invention relate to proprioceptively determining a relative orientation (e.g., angular orientation) of a firearm for enhancing the ability to aim the firearm at an intended target. Proprioception refers to the sense of knowing where a body part is in space. Thus, relative to a shooter firing a pistol, proprioceptively determining a relative orientation of a firearm relates to the shooter having an accurate sense of the relative orientation of their hand that is holding the firearm. The benefit of such proprioceptive feedback functionality is that it reduces, if not eliminates, reliance upon traditional iron sights, it enhances aiming when used under conditions of reduced light or visibility, it provides an effective means of aiming for shooters with visual handicaps or slow motor response, and it provides an effective means of aiming where rapid deployment is required without time to acquire proper sight alignment and sight picture.
- A firearm configured in accordance with an embodiment of the present invention can be a single shot firearm having a stock (i.e., a pistol grip) that is gripped by the palm of a hand and having a barrel with a centerline axis that extends through the palm of the hand. Such a firearm can be configured for being fired using either hand without regard to orientation of the stock in that the stock is both ambidextrously and bilaterally symmetrical about the barrel centerline axis. This configuration makes such firearms functionally independent of a shooter's hand dominance or bilateral orientation. Furthermore, firearms in accordance with the present invention are configured using the thumb instead of index finger for firing, thereby significantly reducing muzzle drift to provide more accurate targeting. Accordingly, such firearms are especially well suited for applications such as, for example, home defense, concealed carry, and/or as a backup gun. They are also ideally suited for seniors, disabled or others who may have limited strength or manual dexterity. Additionally, firearms configured in accordance with the present invention are suitable for use by shooters with phalangeal amputations. Thus, a skilled person will appreciate that a firearm configured in accordance with the present invention advantageously overcomes one or more shortcomings associated with conventional handheld single shot firearms that are intended primarily for defensive purposes.
- Proprioceptive feedback functionality in accordance with the present invention includes a handheld firearm (e.g., a pistol) being configured to impart a mechanically or electrically initiated vibration to a shooter's hand that is holding the firearm. This vibration serves to refresh in the shooter's mind as to where is the shooter's hand and, thus where the firearm is located and oriented (i.e., aimed) in space. An omnidirectional vibration (e.g., an isotropic vibration) can be used as it will serve the purpose of refreshing in the shooter's mind where the shooter's hand is located and oriented in space. Alternatively, a linear vibration (i.e., along an axis) and/or planar vibration (i.e., within a single plane) can be used in place of the abovementioned omnidirectional vibration or, to impart additional directional information or feedback, can be used in combination with the abovementioned omnidirectional vibration.
- The underlying principle of using vibratory stimuli for enhancing proprioceptive feedback is that, when a person grasps an object and retains it within the hand for an extended period of time, their brain tends to lose details relating to the orientation and/or position of the object. This phenomenon is simulated by a person placing their hand on a surface of a desk and keeping their hand stationary. Initially, the person's brain will sense texture, temperature, position and resiliency (e.g. surface hardness) characteristics of the surface. However, as time passes, these characteristics become increasingly difficult for the person's brain to detect. This loss of proprioceptive feedback is due to a temperature equilibrium being established between the person's hand and surface as well as the stationary contact causing the brain to lose any recall of the other surface characteristics. One way to re-establish this awareness between the brain, the hand, and the surface of the table is to rub or move the hand over the surface.
- In the case of a firearm configured in accordance with the present invention, inducing periodic vibration within the hand-gripping portion of the firearm (i.e., portion of the firearm engaged with the palm of the hand) duplicates the reciprocal action as if the hand were moved about the surface of the hand-gripping portion of the firearm. In this manner, the hand re-establishes the gripping action as initially perceived when the firearm was first grasped by the shooter's hand. More specifically, in a preferred embodiment of the present invention, a firearm has a stock (i.e., a pistol grip) that is gripped by the palm of the shooter's hand, has a barrel with a centerline axis that extends through the palm of the hand, and has safety release buttons on opposing sides of the barrel that form a straight-line reference plane that is perpendicular to the centerline of the barrel bore when such safety release buttons are each simultaneously held in a respective fully depressed position. In response to a vibration being imparted to the hand gripping portion of the firearm and/or to the grip safety contact buttons, the shooter holding the firearm can readily determine the orientation of the barrel of the firearm because the shooter can proprioceptively determine the position of the reference plane defined by the safety release buttons. Accordingly, accurate firing at close distances can be achieved without the need for aligning front and rear iron sights by simply keeping the reference plane parallel with a corresponding surface plane of the intended target.
- In one embodiment of the present invention, a firearm comprises a hand-gripping portion, a striker, a barrel, a vibratory device, and a vibratory device actuator. The striker is moveably mounted within a cavity of the hand-gripping portion in a manner allowing the striker to be moved between a discharged position and a charged position. The barrel is attached to the hand-gripping portion and includes a chamber configured for receiving therein a round of ammunition. The vibratory device is mounted on one of the hand-gripping portion and the barrel and is configured for allowing vibratory emissions to be selectively emitted therefrom. The vibratory device is a mechanically energized vibratory device. A mechanical energy recharging structure of the vibratory device is exposed at an exterior surface of the hand-gripping portion. The vibratory device actuator is mounted on the hand-gripping portion and is coupled to the vibratory device in a manner whereby selection of the vibratory device actuator causes the vibratory device to emit the vibratory emissions therefrom.
- In another embodiment of the present invention, a firearm comprises a stock, a striker, a barrel, two safety release buttons, two striker release triggers, and a vibratory device. The striker is moveably mounted within a cavity of the stock in a manner allowing the striker to be moved between a discharged position and a charged position. The barrel is attached to the stock. A chamber of the barrel defines a barrel bore centerline axis and is configured for receiving therein a round of ammunition. The two safety release buttons are movably exposed at an exterior surface of the stock and are diametrically opposed to each other with respect to the barrel bore centerline axis. Each one of the safety release buttons is independently movable from a respective at-rest position to a respective safety release position. A finger engaging surface of each one of the safety release buttons lie on a common reference plane when in the respective safety release position. The common reference plane extends substantially perpendicular to the barrel bore centerline axis. The two striker release triggers are movably exposed at the exterior surface of the stock and are diametrically opposed to each other with respect to the barrel bore centerline axis. The safety release buttons and the striker release triggers are diametrically aligned with a common axis. Each one of the striker release triggers is coupled to a respective one of the safety release buttons and to the striker in a manner whereby displacement of at least one of the striker release triggers from a respective at-rest position to a respective displaced position when the safety release buttons are simultaneously in the respective safety release position allows the striker to be moved from the charged position toward the discharged position. The vibratory device is mounted on one of the stock and the barrel and is coupled to at least one of the safety release buttons. The vibratory device provides vibratory emissions therefrom when the at least one of the safety release buttons is in the respective safety release position.
- In another embodiment of the present invention, a firearm comprises a stock, a striker, a barrel, two safety release buttons, two striker release triggers, and a vibratory device. The striker is moveably mounted within a cavity of the stock in a manner allowing the striker to move between a discharged position and a charged position. The barrel is attached to the stock. A chamber of the barrel defines a barrel bore centerline axis and is configured for receiving therein a round of ammunition. The two safety release buttons are movably exposed at an exterior surface of the stock and are diametrically opposed to each other with respect to the barrel bore centerline axis. Each one of the safety release buttons is independently movable from a respective at-rest position to a respective safety release position. A finger engaging surface of each one of the safety release buttons lie on a common reference plane when in the respective safety release position. The common reference plane extends substantially perpendicular to the barrel bore centerline axis. The two striker release triggers are movably exposed at the exterior surface of the stock and are diametrically opposed to each other with respect to the barrel bore centerline axis. The safety release buttons and the striker release triggers are diametrically aligned with a common axis. Each one of the striker release triggers is coupled to a respective one of the safety release buttons and to the striker in a manner whereby displacement of at least one of the striker release triggers from a respective at-rest position to a respective displaced position when the safety release buttons are simultaneously in the respective safety release position allows the striker to be moved from the charged position toward the discharged position. The vibratory device is mounted within the cavity of the stock and is coupled to both of the safety release buttons. The vibratory device provides the vibratory emission therefrom when both of the safety release buttons are simultaneously in their respective safety release position. The vibratory device is a mechanically energized vibratory device having a mechanical energy recharging structure thereof exposed at the exterior surface of the stock.
- These and other objects, embodiments, advantages and/or distinctions of the present invention will become readily apparent upon further review of the following specification, associated drawings and appended claims.
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FIG. 1 is a right frontal perspective view showing a handheld single-shot firearm in accordance with a first embodiment of the present invention, wherein a barrel of the firearm is in a closed orientation. -
FIG. 2 is a left frontal perspective view of the firearm ofFIG. 1 , wherein the barrel of the firearm is in the closed orientation. -
FIG. 3 is a left rear perspective view of the firearm ofFIG. 1 , wherein the barrel of the firearm is in the closed orientation. -
FIG. 4 is a right frontal perspective view of the firearm ofFIG. 1 , wherein the barrel of the firearm is in an open orientation. -
FIG. 5 is a cross-sectional view taken along the line 5-5 inFIG. 2 , wherein the firearm is in a striker charged configuration. -
FIG. 6 is a right frontal perspective view showing certain components that reside within the stock of the firearm ofFIG. 1 , wherein such components are visible in view of the stock of the firearm being omitted and wherein such components are in a configuration corresponding to a striker of the firearm being in a striker charged configuration. -
FIG. 7 is a cross-sectional view taken along the line 7-7 inFIG. 2 , wherein the firearm is in a striker discharged configuration. -
FIG. 8 is a right frontal perspective view showing certain components that reside within the stock of the firearm ofFIG. 1 , wherein such components are visible in view of the stock of the firearm being omitted and wherein such components are in a configuration allowing the striker of the firearm to be moved to a striker discharged configuration. -
FIG. 9 is a cross-sectional view taken along the line 9-9 inFIG. 2 , showing details of a combination lock of the firearm ofFIG. 1 . -
FIG. 10 is a right rear perspective view showing details of the combination lock of the firearm ofFIG. 1 , such details being visible in view of the stock being omitted. -
FIG. 11 is a cross-sectional view taken along the line 11-11 inFIG. 2 , showing details of a sear-mounted striker-arresting device of the firearm ofFIG. 1 . -
FIG. 12 is a right rear perspective view showing certain details of the sear-mounted striker-arresting device ofFIG. 11 , wherein such details are visible in view of the stock of the firearm being omitted. -
FIG. 13 is a cross-sectional view taken along the line 13-13 inFIG. 2 , showing details of a latch-mounted striker-arresting device of the firearm ofFIG. 1 . -
FIG. 14 is a top view showing certain details of the latch-mounted striker-arresting device ofFIG. 13 , wherein such details are visible in view of the stock of the firearm being omitted and wherein the latch is in a barrel release position thereof and wherein the barrel is in a non-closed orientation thereof. -
FIG. 15 is a top view showing certain details of the latch-mounted striker-arresting device ofFIG. 13 , wherein such details are visible in view of the stock of the firearm being omitted, wherein the latch is in a barrel securing position thereof and wherein the barrel is in a closed orientation thereof. -
FIG. 16 is a left rear perspective view showing a handheld single-shot firearm in accordance with a second embodiment of the present invention, wherein a barrel of the firearm is in a closed orientation. -
FIG. 17 is a cross-sectional view taken along the line 17-17 inFIG. 16 . - Referring to
FIGS. 1-4 , afirearm 100 in accordance with a first embodiment of the present invention is shown. Thefirearm 100 is a single shot firearm having astock 102 that is gripped by the palm of a hand and having abarrel 104 with a centerline axis (BCA) that extends through the palm of the hand. In this manner, thefirearm 100 can be fired using either hand without regard to orientation of thestock 102 in that thefirearm 100 is both ambidextrously and bilaterally symmetrical about the barrel centerline axis (BCA). It should be noted that the centerline axis of the barrel is also referred to herein as the barrel bore centerline axis in that it defines a longitudinal centerline axis of abore 105 of thebarrel 104. - The
stock 102 has an exterior contour that is generally symmetric with respect to afirst end portion 106, a second end portion 108 (i.e., opposing end portions), afront edge portion 110, and at least a portion of afirst side surface 112 and a second side surface 114 (i.e., opposing side surfaces). Thefront edge portion 110 extends between the 106, 108 and the opposing side surfaces 112, 114. Aopposing end portions rear edge portion 115 is opposite thefront edge portion 110. Thebarrel 104 extends through thefront edge portion 110 of thestock 102 in a manner whereby the barrel centerline axis (BCA) approximately bisects thestock 102 with respect to a vertical reference axis VRA and lateral reference axis LRA, which both extend through thestock 102. - As shown in
FIGS. 3 and 4 , thebarrel 104 is pivotably attached at afirst end portion 116 thereof to areceiver body 118 that is fixedly mounted within a cavity of thestock 102. Thebarrel 104 pivots about a barrel pivot axis BPA between a closed orientation C (shown inFIGS. 1-3 ) with respect to thereceiver body 118 and an open position O (shown inFIG. 4 ) with respect to thereceiver body 118. The barrel pivot axis BPA extends substantially perpendicular to the barrel centerline axis BCA and substantially parallel to the vertical reference axis VRA of thestock 102. - Moving the
barrel 104 from the closed orientation C to the open orientation O allows for various functionalities associated with firing thefirearm 100. One such functionality is that moving thebarrel 104 from the closed orientation C to the open orientation O allows a round of ammunition 120 (FIG. 4 ) to be installed into and removed from within a chamber of thebarrel 104. Examples of the round ofammunition 120 include, but are not unnecessarily limited to, a 9 mm round of ammunition, a .38 Special round of ammunition, a .357 Magnum round of ammunition or other type/size round of ammunition. As is discussed below in greater detail, movement of thebarrel 104 from the open orientation O toward the closed orientation C causes a chargingarm engaging surface 122 of thebarrel 104 to engage a chargingarm assembly 124 of thebarrel 104. The chargingarm assembly 124 is slideably mounted on thereceiver body 118 in a manner allowing the chargingarm assembly 124 to move along an axis in a direction toward the barrel 104 (i.e., toward an extended position CAP1 thereof (FIG. 4 )) and in a direction away from the barrel 104 (i.e., toward a displaced position CAP2 thereof (FIG. 4 )). The chargingarm assembly 124 can be selectively coupled to the firing mechanism in a manner whereby movement of the chargingarm assembly 124 from the extended position CAP1 to the displaced position CAP2 causes the firing mechanism to be moved from a discharged configuration thereof to a charged configuration thereof. The chargingarm assembly 124 is spring biased in the direction toward the extended position CAP1. Movement of thebarrel 104 from the open orientation O toward the closed orientation C causes the chargingarm surface 122 of thebarrel 104 to engage the chargingarm assembly 124 and to move the chargingarm assembly 124 in the direction opposite thebarrel 104. In this manner, as is discussed below in greater detail, the chargingarm assembly 124 causes a firing mechanism mounted on thereceiver body 118 to be moved from a primer engaging configuration (i.e., discharged configuration) to a charged configuration (i.e., energized configuration). - Referring to
FIGS. 1 and 4 , abarrel latch 126 is pivotably mounted on thereceiver body 118. Optionally, thebarrel latch 126 can be mounted on thestock 102 or both thestock 102 and thereceiver body 118. A pivot axis LPA of thebarrel latch 126 is located between abarrel engaging portion 128 of thebarrel latch 126 and amanual control portion 130 of thebarrel latch 126. The pivot axis LPA of thebarrel latch 126 extends substantially parallel to the vertical reference axis VRA of thestock 102. Thebarrel latch 126 is pivotable between a barrel securing position BLP1 (FIG. 1 ) and a barrel release position BLP2 (FIG. 4 ). Preferably, thebarrel latch 126 is resiliently biased toward the barrel securing position BLP1. Thebarrel engaging portion 128 engages a mating portion 132 (e.g., lugs) of thebarrel 104 when thebarrel 104 is in the closed orientation C and thebarrel latch 126 is in thebarrel 104 securing position BLP1 thereby securing the barrel in the closed orientation C. Thebarrel latch 126 disengages from themating portion 132 of thebarrel 104 when thebarrel latch 126 is moved from the barrel securing position BLP1 to the barrel release position BLP2 thereby allowing thebarrel 104 to be moved from the closed orientation C toward the open orientation O. - As shown in
FIG. 1 , thefirearm 100 includes 134, 136 and triggers 138, 140. Thesafety release buttons 134, 136 and thesafety release buttons 138, 140 are examples of finger engaging members. Thetriggers 134, 136 are diametrically opposed to each other with respect to the barrel centerline axis BCA and are exposed at thesafety release buttons front edge portion 110 of thestock 102. With respect to the 134, 136, diametrically opposed refers to thesafety release buttons 134, 136 being equally spaced away from the barrel centerline axis BCA by an equal distance and lying on a common axis. Thesafety release buttons 138, 140 are diametrically opposed to each other with respect to the barrel centerline axis BCA and are each exposed at a respective one of thetriggers 106, 108. With respect to theopposing end portions 138, 140, diametrically opposed refers to thetriggers 138, 140 being equally spaced away from the barrel centerline axis BCA by an equal distance and lying on a common axis. Thetriggers 134, 136 and thesafety release buttons 138, 140 are diametrically aligned with the vertical reference axis VRA (i.e., a common axis). Diametrically aligned with a common axis is defined herein to mean that, as viewed in a direction parallel with the barrel centerline axis BCA, thetriggers 134, 136 and thesafety release buttons 138, 140 reside on a common axis. As disclosed above, thetriggers firearm 100 can be fired using either hand without regard to orientation of thestock 102 in that thefirearm 100 is both ambidextrously and bilaterally symmetrical about the barrel centerline axis BCA in view of the disclosed placement and orientation of the 134, 136 and thesafety release buttons 138, 140. Furthermore, thetriggers front edge portion 110 of thestock 102 and the 134, 136 provides a proprioceptive straight line reference plane perpendicular to the centerline of thesafety release buttons barrel 104 approximating a line of fire of thefirearm 100. - The
134, 136 are concealed undertriggers 142, 144. The protective covers 142, 144 are each biased to a respective at-rest position PCP1 and are movable between the respective at-rest position PCP1 and a respective open position PCP2 (protective covers FIG. 1 ). Each one of the 138, 140 are accessible from the exterior surface of thetriggers stock 102 when the associated 142, 144 is in its open position PCP2.protective cover - The
138, 140 are coupled to a firing mechanism of the firearm in a manner whereby depressing either of thetriggers triggers 138, 140 (i.e., moving inwardly with respect to the stock 102) allows the firing mechanism mounted on thereceiver body 118 to be moved from the charged configuration toward the primer engaging configuration. Such movement causes a round of ammunition within the chamber of thebarrel 104 to be discharged. The 134, 136 are coupled to thesafety release buttons 138, 140 in a manner whereby movement of either one of thetriggers 138, 140 is inhibited until the bothtriggers 134, 136 are depressed (i.e., moved inwardly with respect to the stock 102) and held in such depressed orientation. Thus, once bothsafety release buttons 134, 136 are depressed and simultaneously held in such depressed configuration, movement of depressing either one of thesafety release buttons 138, 140 allows the firing mechanism to be moved from the charged configuration toward the primer engaging configuration. Such interoperability of thetriggers 134, 136 and thesafety release buttons 138, 140 is one embodiment of a safety mechanism configured in accordance with the present invention.triggers - It can be seen that a thumb is used for depressing one of the
138, 140 to fire thetriggers firearm 100. This is advantageous in that a firearm configured in accordance with the present invention can be fired by shooters with phalangeal amputations. Furthermore, a thumb actuated trigger arrangement is also ideally suited for seniors, disabled or others, who may have limited strength and/or manual dexterity. Furthermore, a principal factor of inaccurate fire is lateral muzzle drift induced during trigger squeeze. The joint configuration of thestock 102, thebarrel 104 and the 138, 140 result in a firearm configuration where a thumb is used for releasing the firing mechanism, which significantly reduces lateral muzzle drift induced during trigger squeeze.triggers - An additional advantage of the configuration of the
stock 102 and thebarrel 104 is its low bore axis. Recoil forces are directed rearward, coincident with the barrel centreline axis BCA of thefirearm 100. This arrangement reduces muzzle rise that occurs in firearms having a bore axis that is above the centerline of thefirearm 100. The arrangement of a firearm in accordance with the present invention has dynamics similar to a rifle where the recoil force is directed rearward to the shoulder but in this instance, the palm is simply substituted for the shoulder. - The bisecting position of the
barrel 104 with respect to thestock 102 provides for proprioceptive determination (i.e., hand-eye coordination) of barrel elevation, which largely mitigates the need for iron sights. Accordingly, in preferred embodiments, thefirearm 100 does not include mechanical sights (e.g., iron sights). However, as shown herein, thefirearm 100 can be configured for having mounted thereon (e.g., on the barrel 104) a laser sighting device 149 (e.g., a LaserLyte brand subcompact model V2 laser sight, or similar). To this end, thebarrel 104 can include anaccessory mount 147 and/or have a tip portion thereof configured with helical threads, splines or the like. It is also disclosed herein that theaccessory mount 147 can be configured to serve as a hand guard that prevents an operator's hand from protruding beyond thebarrel 104. - Referring now to
FIGS. 5-8 , functionality relating to the operation of thefirearm 100 will be discussed in detail. As shown inFIGS. 5 and 7 , one embodiment of a firing mechanism configured in accordance with the present invention includes astriker 150 slideably mounted on thereceiver body 118 and astriker spring 152 that biases thestriker 150 toward a discharged position SP1 (FIG. 7 ). Thestriker 150 is slideable along a striker displacement axis SDA between the discharged position SP1 and a charged position SP2 (FIG. 5 ). The striker displacement axis SDA is axially aligned with the barrel centerline axis BCA. It is disclosed herein that thestriker 150 is one embodiment of a firing mechanism. Other types of firing mechanisms (e.g., a hammer) are well known in the art. - Still referring to
FIGS. 5-8 , a firstsafety release assembly 160 and a secondsafety release assembly 162 are movable mounted on thestock 102. Optionally, thereceiver body 118 could be configured for having one or both of the 160, 162 mounted thereon. Thesafety release assemblies 160, 162 are independently operable from each other. The firstsafety release assemblies safety release assembly 160 includes the firstsafety release button 134, a firstsafety release linkage 164 and a first safetylinkage biasing spring 166. The secondsafety release assembly 162 includes the secondsafety release button 136, a secondsafety release linkage 168 and a second safetylinkage biasing spring 170. Each one of the 160, 162 are movable between a respective at-rest configuration RAC1 (shown insafety release assemblies FIGS. 5 and 6 ) and a respective displaced configuration RAC2 (shown inFIGS. 7 and 8 ). The first and second 160, 162 are each biased to the respective at-rest configuration RAC1 by the respective safetysafety release assemblies 166, 170.linkage biasing spring - A
striker release assembly 176 is movable mounted jointly on thereceiver body 118 and thestock 102. Thestriker release assembly 176 includes astriker sear 178, a firstsear linkage 180, a secondsear linkage 182 and the 138, 140. The striker sear 178 is pivotably coupled at a central portion thereof to thetriggers receiver body 118. The firstsear linkage 180 is engaged at a first end portion thereof with a first end portion of thestriker sear 178 and is engaged at a second end portion thereof with thefirst trigger 138. The secondsear linkage 182 is engaged at a first end portion thereof with a second end portion of thestriker sear 178 and is engaged at a second end portion thereof with thesecond trigger 140. In this manner, depressing either one of the 138, 140 from a respective at-rest position TP1 (triggers FIG. 5 ) to a respective displaced position TP2 (FIG. 7 ) causes the striker sear 170 to rotate about a sear pivot axis SPA from a striker holding position SSP1 (shown inFIGS. 5 and 6 ) to a striker release position SSP2 (shown inFIGS. 7 and 8 ). Similarly, movement of the striker sear 178 from the striker release position SSP2 toward the striker holding position SSP1 causes both of the 138, 140 to move from the respective displaced position TP2 toward the respective at-rest position TP1. The striker sear 178 is biased toward the striker holding position SSP1 by one or more torsion springs 183 (shown intriggers FIGS. 6 and 8 ). - Accordingly, it can be seen that the
striker sear 178 holds thestriker 150 in the charged position SP1 when thestriker 150 is in the charged position SP1 and thestriker sear 178 is in the striker holding position SS1. Displacement of either one of the 138, 140 from the respective at-rest position TP1 to the respective displaced position TP2 causes the striker sear 178 to move from the striker holding position SSP1 to the striker release position SSP2, thereby allowing thetriggers striker spring 152 to forcibly urge thestriker 150 from the charged position SP2 toward the discharged position SP1. In conjunction with achieving the discharged position SP1, afiring pin 153 of thestriker 150 engages a primer of a round of ammunition disposed within thebarrel 104. As discussed above, both 160, 162 must be in the respective displaced configuration RAC2 for either of thesafety release assemblies 138, 140 to be movable from the respective at-rest position TP1 to the respective displaced position TP2. As can be see intriggers FIG. 6 , when the 160, 162 are in their respective at-rest configuration RAC1, ansafety release assemblies interlock protrusion 173 of each one of the 180, 182 is engaged with a corresponding one of thesear linkages 164, 168 in a manner whereby such engagement inhibits movement of either one of thesafety release linkages 138, 140 from their respective at-rest position TP1 toward their respective displaced position TB2. It is disclosed herein that thetriggers striker release assembly 176 is in a respective striker holding configuration when the 138, 140 are in the respective at-rest position TP1 and is in a respective striker release configuration when thetriggers 138, 140 are in the respective displaced position TP2.triggers - Functionality that a charging arm assembly can provide with respect to a firing mechanism is well known in the art. However, with respect to embodiments of the present invention, operability of the charging
arm assembly 124 is distinct and advantageous based upon its reliance on the pivoting action of thebarrel 104. Accordingly, presented herein is a description of the manner in which the chargingarm assembly 124 serves to move thestriker 150 from its discharged position SP1 toward its charged position SP2. - Referring to
FIGS. 4 , 5 and 7, the chargingarm assembly 124 includes a chargingarm 184, a charging arm disconnect 186, a chargingarm spring 188, a chargingarm disconnect guide 190, a disconnect pivot pin 192, adisconnect stop pin 194 and adisconnect camming pin 196. The chargingarm 184 is slideably mounted on thereceiver body 118 in a manner allowing the chargingarm 184 to move along an axis in a direction toward the barrel 104 (i.e., toward the extended position CAP1 thereof (FIG. 4 )) and in a direction away from the barrel 104 (i.e., toward a displaced position CAP2 thereof (FIGS. 4 , 5 and 7)). With thestriker 150 in its discharged position SP2 and when thebarrel 104 is moved from its closed orientation C to its open orientation O, the chargingarm spring 188 urges the charging arm forward through contact of the chargingarm disconnect guide 190 with the charging arm disconnect 186. Mating surfaces of the chargingarm disconnect guide 190 and the charging arm disconnect 186 in combination with force exerted on the charging arm disconnect 186 by the chargingarm spring 188 cause the charging arm disconnect 186 to rotate about the disconnect pivot pin 192 (clockwise inFIG. 7 ) to a striker engaging position (i.e., the position achieved when the charging arm disconnect rotates into contact with the disconnect stop pin 194). Rotation of the charging arm disconnect 186 occurs after the chargingarm 184 moves sufficiently toward its extended position CAP1 for causing the charging arm disconnect 186 to clear a disconnect engaging portion of the striker 150 (e.g., adisconnect lug 198 thereof). - Movement of the
barrel 104 from the open orientation O toward the closed orientation C causes the chargingarm engaging surface 122 of thebarrel 104 to engage the chargingarm 184 and displace the chargingarm 184 from its extended position CAP1 toward its displaced position CAP2. During a first portion of the displacement of the chargingarm 184 toward its displaced position CAP2, the charging arm disconnect 186 engages thedisconnect lug 198 of thestriker 150. Continued displacement of the chargingarm 184 toward its displaced position CAP2 (i.e., through continued movement of thebarrel 104 from its open orientation O toward its closed orientation C) results in thestriker 150 moving past its charged position SP1. Such movement past the charged position SP1 allows the striker sear 178 to be biased to its striker securing position SSP1 by the torsion spring 183 (FIGS. 6 and 8 ) and causes engagement of the charging arm disconnect 186 withdisconnect camming pin 196 to rotate the charging arm disconnect 186 about the disconnect pivot pin 192 (counter-clockwise inFIG. 5 ) to a disengaged position with respect to thedisconnect lug 198 of thestriker 150. Upon the charging arm disconnect 186 becoming disengaged from thedisconnect lug 198 of thestriker 150, thestriker spring 152 urges thestriker 150 into contact with a sear engaging portion of the striker sear 178 (e.g., asear lug 199 thereof) at its charged position SP1. - It is desirable and advantageous for the
firearm 100 to include one or more ancillary safety mechanisms besides the 160, 162 for precluding unintentional and/or unauthorized discharge thereof. Precluding an unauthorized person from firing thesafety release assemblies firearm 100 is one such situation where it is desirable and advantageous for thefirearm 100 to include one or more ancillary safety mechanisms to address this potential situation. Precluding the unintentional discharge of thefirearm 100 when thebarrel 104 is being moved from its open orientation O toward its closed orientation C is another such situation where it is desirable and advantageous for thefirearm 100 to include one or more ancillary safety mechanisms to address this potential situation. Precluding the unintentional discharge of thefirearm 100 in the event that thestriker sear 178 does not properly engage thestriker 150 after thestriker 150 has been moved to its charged position SP2 is yet another such situation where it is desirable and advantageous for thefirearm 100 to include one or more ancillary safety mechanisms to address this potential situation. Precluding the unintentional discharge of thefirearm 100 in the event that the striker sear 178 releases from thestriker 150 without the striker release assembly being displaced for causing such release of thestriker sear 178 is yet another such situation where it is desirable and advantageous for thefirearm 100 to include one or more ancillary safety mechanisms to address this potential situation. - As shown in
FIGS. 9 and 10 , thefirearm 100 can include acombination lock 200 for selectively inhibiting movement of thestriker 150 from the charged position SP1 toward the discharged position SP2. Incorporation of thecombination lock 200 allows only a person with knowledge of a multi-digit (e.g., 3-digit) combination to fire thefirearm 100. Thecombination lock 200 is positioned at therear edge portion 115 of thestock 102 and includes a plurality oftumbler wheels 202, alock shaft 204 and alock shaft spring 206. Thelock shaft 204 is slideably mounted within a mating passage of thestock 102 and each one of thetumbler wheels 202 is rotatably mounted on thelock shaft 204. Thelock shaft 204 is slideable between an at-rest position LSP1 and a striker engaging position LSP2. Thelock shaft 204 is biased to the at-rest position LSP1 by thelock shaft spring 206. When thelock shaft 204 is in its at-rest position LS1, it is disengaged from thestriker 150 such that it does not inhibit movement of thestriker 150. Thestriker 150 includes alock shaft aperture 208, which is positioned such that thelock shaft 204 extends into thelock shaft aperture 208 when thestriker 150 is in the charged position SP2 and thelock shaft 204 is in the striker engaging position LSP2. In any known manner, thelock shaft 204 and thetumbler wheels 202 are jointly configured for allowing thelock shaft 204 to freely move between its at-rest position LSP1 and its striker engaging position LSP2 when thetumbler wheels 202 are set to a collective rotational orientation that corresponds to a multi-digit combination of thecombination lock 200. - As shown in
FIGS. 11 and 12 , thefirearm 100 can include a sear-mounted striker-arrestingdevice 300 for inhibiting movement of thestriker 150 from the charged position SP1 toward the discharged position SP2 in the situation where thestriker sear 178 does not properly engage thestriker 150 after thestriker 150 has been moved to its charged position SP2. The sear-mounted striker-arrestingdevice 300 is pivotably attached at afirst end portion 302 thereof to arear end portion 304 of thestriker sear 178 and is pivotably engaged at acentral portion 306 thereof to a fixedpivot member 308 of thestock 102. Optionally, the fixedpivot member 308 can be integral with thereceiver body 118. Asecond end portion 310 of the sear-mounted striker-arrestingdevice 300 engages amating surface 312 of thestriker 150 when thestriker sear 178 is in the striker released position SSP2 (seeFIG. 7 ). Themating surface 312 of thestriker 150 that is engagable by the sear-mounted striker-arrestingdevice 300 includes an engagement feature 314 (e.g., a notch) configured for being engaged by thesecond end portion 310 of the sear-mounted striker-arrestingdevice 300 in a manner whereby thesecond end portion 310 of the sear-mounted striker-arrestingdevice 300 engages theengagement feature 314 of thestriker 300 to inhibit unrestricted movement of thestriker 150 from adjacent the charged position SP2 thereof toward the discharged position SP1 thereof. Accordingly, the sear-mounted striker-arrestingdevice 300 arrests movement of thestriker 150 if thestriker sear 178 fails to return to the striker holding position SSP1 prior to the charging arm disconnect 186 releasing from engagement with thestriker 150. - Besides accidental firing of the weapon via accidental depression of the triggers, which is at least partially addressed by the
160, 162 and the triggerssafety assemblies 142, 144, an adverse situation can arise if the charging arm disconnect 186 fails or theprotective covers striker sear 178 does not reset to engage thestriker 150 upon closing of thebarrel 104. In short, the concern is, what if thestriker 150 is charged about 90% of the way and thestriker 150 is inadvertently released due to a failed charging arm disconnect 186 or the lack of the striker sear 178 properly moving to the striker holding position SSP1. The first safety feature of thefirearm 100 to prevent this type of failure is the fact that thestriker 150 is configured to not be engagable with a chambered round's primer until thebarrel 104 is nearly 100% closed. This aspect covers a good portion of the concern. However, preferably, thefirearm 100 will include a safety feature to preclude the potential for thestriker 150 to accidentally fire right when thebarrel 104 is achieving its closed orientation C in the case where the trigger sear 178 or charging arm disconnect 186 fails or malfunctions. - Referring to
FIGS. 13-15 , thefirearm 100 can include a latch-mounted striker-arrestingdevice 400 for inhibiting unrestricted movement of thestriker 150 from the charged position SP2 toward the discharged position SP1 in the situation where the charging arm disconnect 186 releases from engagement with thestriker 150 prior to the striker sear 178 moving to its striker holding position SSP1 and when thebarrel 104 has nearly achieved or is in its closed orientation C (i.e., with thebarrel latch 126 in its barrel release position BLP2). Accordingly, the latch-mounted striker-arrestingdevice 400 is specifically configured to preclude accidental firing of thefirearm 100 when thebarrel 104 is achieving its closed orientation C and the trigger sear 178 or charging arm disconnect 186 fails or malfunctions. The latch-mountedstriker arresting device 400 is attached to thebarrel latch 126 at a location between the barrel latch pivot axis LPA and an end portion of thebarrel latch 126 adjacent themanual control portion 130. In the depicted embodiment, the latch-mountedstriker arresting device 400 includes a resilient strip of material such as spring steel. As shown inFIG. 14 , the latch-mountedstriker arresting device 400 and thebarrel latch 126 are jointly configured for causing the latch-mountedstriker arresting device 400 to be resiliently biased into contact with asurface 402 of thestriker 150 when thebarrel 104 is in an orientation between its closed orientation C and its open orientation O with thebarrel latch 126 in the barrel release position BP2 and for causing such contact to be discontinued whenbarrel latch 126 is in its barrel securing position BP1. Thesurface 402 of thestriker 150 engagable by the latch-mountedstriker arresting device 400 includes an engagement feature 404 (e.g., a notch) configured for being engaged by the latch-mountedstriker arresting device 400 in a manner whereby unrestricted movement of thestriker 150 toward the discharged position SP2 is inhibited when the latch-mountedstriker arresting device 400 is in contact with thesurface 402. As shown inFIG. 13 , when thebarrel 104 is in its closed orientation C and thebarrel latch 126 is in a barrel securing position BLP1, the latch-mounted striker-arrestingdevice 400 is not engagable with theengagement feature 404 of thestriker 150, thereby allowing unrestricted movement of thestriker 150 from its charged position SP2 toward its discharged position SP1. - Referring to
FIGS. 13 and 15 , thefirearm 100 can include a loaded chamber indicating structure that is integral with thebarrel latch 126. The loaded chamber indicating structure includes anammunition engaging member 500 fixedly engaged with and protruding from thebarrel engaging portion 128 of thebarrel latch 126. Theammunition engaging member 500 protrudes into the chamber of thebarrel 104 in a manner whereby, when a round ofammunition 120 is disposed within the chamber of thebarrel 104, theammunition engaging member 500 engages the round ofammunition 120 when thebarrel latch 126 is in the barrel securing position BLP1 thereby causing thebarrel latch 126 to be held in a particular orientation of the barrel securing position BLP1 indicating that the round ofammunition 120 is within the chamber of the barrel 104 (e.g., slightly skewed orientation of the barrel securing position BLP1). For example, when a round of ammunition is in the chamber of thebarrel 104, engagement of theammunition engaging member 500 with the round of ammunition causes thebarrel latch 126 to be in an orientation that secures thebarrel 104 in its closed orientation and that is also slightly skewed with respect to thestock 102 and thereceiver 118 when compared to the orientation of thebarrel latch 126 when a round of ammunition is not in the chamber of thebarrel 104. In this manner, specific orientations of thebarrel latch 126 indicate whether or not a round of ammunition is in the chamber of thebarrel 104. In one embodiment of the present invention, thebarrel latch 126 has a an edge surface treated with a colored material (e.g., paint, anodizing, or the like) such that when thebarrel latch 126 is in the orientation indicating that a round of ammunition is in the chamber of thebarrel 104, at least a portion of the color treated surface is exposed. Otherwise, such color treated surface is not exposed to visual sight (e.g., is concealed by a portion of the barrel 104). - Referring now to
FIGS. 16 and 17 , afirearm 600 configured in accordance with a second embodiment of the present invention is shown. Thefirearm 600 is configured for providing proprioceptive determination of a relative orientation (e.g., angular orientation) of thefirearm 600 to enhance the ability to aim thefirearm 600 at an intended target. As discussed above, proprioception refers to the sense of knowing where a body part is in space. Thus, relative to a shooter firing thefirearm 600, proprioceptively determining a relative orientation of thefirearm 600 relies upon the shooter having an accurate sense of the relative orientation of their hand when holding thefirearm 600. In this manner, the need for physical sights (e.g., iron sights) is eliminated and aiming functionality in close quarter combat situations and close quarter defensive situations is suitably provided for. - The
firearm 600 has effectively the same overall configuration as thefirearm 100 ofFIGS. 1-15 , with the exception that avibratory device 602 has been added in place of thecombination lock 200. As such, the reader will rely on the discussion of thefirearm 100 for an explanation of the overall construction and functionality of thefirearm 600. Furthermore, the same reference numerals will be used inFIGS. 16 and 17 to identify elements common between thefirearm 100 and thefirearm 600. - With respect to a shooter of the
firearm 600 being configured for allowing a shooter to proprioceptively determining a relative orientation of thefirearm 600 for enhancing the ability to aim thefirearm 600 at an intended target, thefirearm 600 includes avibratory device 602. Furthermore, afinger engaging surface 604 of each one of the 134, 136 lies on a common reference plane CRP when in the respective displaced configuration RAC2 (i.e., the safety release position). The common reference plane CRP extends substantially perpendicular to the barrel bore centerline axis BCA thereby serving as a proprioceptive reference plane. Jointly and individually, thesafety release buttons vibratory device 602 and the common reference plane CRP provide for proprioceptive feedback functionality in accordance with the present invention. - When a shooter is holding the
firearm 600 in the palm of their hand with the 134, 136 each in the respective displaced configuration RAC2, thesafety release buttons finger engaging surface 604 of each one of the 134, 136 lie on the common reference plane CRP. As such, the shooter is provided with feedback as to the orientation of the firearm 600 (and their hand) via the common reference plane CRP. In this manner, the common reference plane CRP serves as a proprioceptive reference plane and, thereby, provides for proprioceptive feedback functionality.safety release buttons - The
vibratory device 602 provides for proprioceptive feedback functionality by imparting a vibration (i.e., vibratory emissions) to shooter's hand that is holding the firearm. This vibration serves to refresh in the shooter's mind as to where the shooter's hand and, thus the firearm, are located and oriented (i.e., aimed) in space. Vibratory emissions from thevibratory device 602 can be in the form of omnidirectional vibration (e.g., isotropic vibration), which serves the purpose of refreshing in the shooter's mind where the shooter's hand is located and oriented in space. Alternatively, vibratory emissions from thevibratory device 602 can be in the form of linear vibration (e.g., extending parallel to the common reference plane CRP) and/or planar vibration (e.g., within a plane parallel to the common reference plane CRP). It is disclosed herein that such linear and/or planar vibration can be implemented separately, jointly and/or in combination with an omnidirectional vibration. - The
vibratory device 602 can be mounted on thestock 102 of the firearm 600 (i.e., a hand-gripping portion of a firearm) or on thebarrel 104 within the cavity of the stock and is coupled to both of the safety release buttons. It is disclosed herein that thevibratory device 602 can be mounted on thestock 102 through thereceiver body 118. For example, thevibratory device 602 can be attached directly and only to thereceiver body 118. Alternatively, mounting of thevibratory device 602 on thestock 102 can include or consist of thevibratory device 602 being attached directly to thestock 102. Preferably, thevibratory device 602 provides the vibratory emissions therefrom when both of the 134, 136 are simultaneously in their respective safety release position RAC2. In one embodiment (shown), a first safety release button (i.e., safety release button 134) is part of the firstsafety release buttons safety release linkage 164 and a second safety release button (i.e., safety release button 136) is part of the secondsafety release linkage 168. The firstsafety release linkage 164 and the secondsafety release linkage 168 are both coupled to thevibratory device 602 such that when both of the 134, 136 are simultaneously in their respective safety release positions RAC2, thesafety release buttons vibratory device 602 emits the vibratory emissions therefrom. It is disclosed herein that such vibratory emissions could be provided when only a single one of the 134, 136 is in its respective safety release position RAC2.safety release buttons - In one embodiment (shown in
FIGS. 16 and 17 ), thevibratory device 602 is a mechanically energized vibratory device having a mechanicalenergy recharging structure 610 thereof (e.g., a knob, a key, or handle) exposed at the exterior surface of thestock 102. The mechanicalenergy recharging structure 610 allows an energy storage structure of thevibratory device 602 to be re-energized as need (e.g., a spring being re-wound). It is disclosed herein that other arrangements for re-energizing thevibratory device 602 can be implemented. For example, the movement of pivoting thebarrel 104 with respect to thestock 102 can be used for re-energizing thevibratory device 602 such as through a suitably configured plunger or linkage arrangement coupled between thebarrel 104 and thevibratory device 602. - Structures and arrangements for providing mechanically energized vibratory emissions are well known (e.g., as used in alarm clocks, novelty hand buzzers, and the like). Alternatively, the
vibratory device 602 can be in the form of an electronic/electrical vibratory device. Structures and arrangements for providing electrically/electronically energized vibratory emissions are well known (e.g., piezoelectric vibratory devices, vibratory devices having an imbalanced rotor connected to a motor, and the like). It is disclose herein that the present invention is not unnecessarily limited to any particular type or configuration of vibratory device or range of frequency of vibratory emission therefrom. - It is disclosed herein that proprioceptive feedback functionality as embodied in the
firearm 600 can be implemented in prior art firearms. In particular, a prior art firearm can be configured with a vibrator device in accordance with the disclosures made herein. For example, a vibratory device (mechanical, electronic, electric, or otherwise) can be mounted within a handgrip of on a receiver of a prior art pistol. A vibration device actuator (e.g., mechanical or electronic/electrical button) can be mounted on the handgrip or receiver for being selected by a trigger finger or non-trigger finger. - In the preceding detailed description, reference has been made to the accompanying drawings that form a part hereof, and in which are shown by way of illustration specific embodiments in which the present invention may be practiced. These embodiments, and certain variants thereof, have been described in sufficient detail to enable those skilled in the art to practice embodiments of the present invention. It is to be understood that other suitable embodiments may be utilized and that logical, mechanical, chemical and electrical changes may be made without departing from the spirit or scope of such inventive disclosures. To avoid unnecessary detail, the description omits certain information known to those skilled in the art. The preceding detailed description is, therefore, not intended to be limited to the specific forms set forth herein, but on the contrary, it is intended to cover such alternatives, modifications, and equivalents, as can be reasonably included within the spirit and scope of the appended claims.
Claims (20)
1. A firearm, comprising:
a hand-gripping structure;
a striker moveably mounted within a cavity of the hand-gripping portion, wherein the striker is movable between a discharged position and a charged position;
a barrel attached to the hand-gripping portion, wherein a chamber of the barrel is configured for receiving therein a round of ammunition;
a vibratory device mounted on one of the hand-gripping portion and the barrel, wherein the vibratory device is configured for allowing vibratory emissions to be selectively emitted therefrom, wherein the vibratory device is a mechanically energized vibratory device and wherein a mechanical energy recharging structure of the vibratory device is exposed at an exterior surface of the hand-gripping portion; and
a vibratory device actuator mounted on the hand-gripping portion and coupled to the vibratory device, wherein selection of the vibratory device actuator causes the vibratory device to emit said vibratory emissions therefrom.
2. The firearm of claim 1 wherein said vibratory emissions includes one of linear vibratory emissions and planar vibratory emissions.
3. The firearm of claim 1 wherein:
the chamber of the barrel defines a barrel bore centerline axis; and
the vibratory device is positioned such that the barrel bore centerline axis extends through a central portion of the vibratory device.
4. The firearm of claim 1 wherein:
the vibratory device actuator is a safety button;
the safety button is movable from an at-rest position to a safety release position;
the safety button is resiliently biased toward the at-rest position;
selection of the vibratory device actuator includes depressing the safety button for causing the safety button to move from the at-rest position to the safety release position; and
firing of the firearm requires that the safety button be in the safety release position during said firing.
5. The firearm of claim 4 wherein:
the chamber of the barrel defines a barrel bore centerline axis; and
the vibratory device is positioned such that the barrel bore centerline axis extends through a central portion of the vibratory device.
6. The firearm of claim 5 wherein said vibratory emissions includes one of linear vibratory emissions and planar vibratory emissions.
7. A firearm, comprising:
a stock;
a striker moveably mounted within a cavity of the stock, wherein the striker is movable between a discharged position and a charged position;
a barrel attached to the stock, wherein a chamber of the barrel defines a barrel bore centerline axis and is configured for receiving therein a round of ammunition;
two safety release buttons movably exposed at an exterior surface of the stock, wherein said safety release buttons are diametrically opposed to each other with respect to the barrel bore centerline axis, wherein each one of said safety release buttons is independently movable from a respective at-rest position to a respective safety release position, wherein a finger engaging surface of each one of said safety release buttons lie on a common reference plane when in the respective safety release position, and wherein the common reference plane extends substantially perpendicular to the barrel bore centerline axis;
two striker release triggers movably exposed at the exterior surface of the stock, wherein said striker release triggers are diametrically opposed to each other with respect to the barrel bore centerline axis, wherein said safety release buttons and said striker release triggers are diametrically aligned with a common axis, wherein each one of said striker release triggers is coupled to a respective one of said safety release buttons and to the striker in a manner whereby displacement of at least one of said striker release triggers from a respective at-rest position to a respective displaced position when said safety release buttons are simultaneously in the respective safety release position allows the striker to be moved from the charged position toward the discharged position; and
a vibratory device mounted on one of the stock and the barrel, wherein the vibratory device is coupled to at least one of said safety release buttons and wherein the vibratory device provides vibratory emissions therefrom when said at least one of said safety release buttons is in the respective safety release position.
8. The firearm of claim 7 wherein:
the vibratory device is coupled to both of said safety release buttons; and
the vibratory device provides said vibratory emissions therefrom when both of said safety release buttons are simultaneously in their respective safety release position.
9. The firearm of claim 7 wherein:
the vibratory device is a mechanically energized vibratory device mounted within the cavity of the stock; and
a mechanical energy recharging structure of the vibratory device is exposed at the exterior surface of the stock.
10. The firearm of claim 7 wherein:
said vibratory emissions includes at least one of linear vibratory emissions, and planar vibratory emissions; and
said vibratory emissions are parallel to the common reference plane.
11. The firearm of claim 7 wherein said vibratory emissions includes one of linear vibratory emissions and planar vibratory emissions.
12. The firearm of claim 11 wherein:
the vibratory device is coupled to both of said safety release buttons; and
the vibratory device provides said vibratory emissions therefrom when both of said safety release buttons are simultaneously in their respective safety release position.
13. The firearm of claim 7 wherein:
the barrel and said safety release buttons extend from a front edge portion of the stock;
said striker release triggers extend from opposing end portions of the stock; and
the front edge portion extends between said opposing end portions.
14. The firearm of claim 13 wherein:
the vibratory device is coupled to both of said safety release buttons; and
the vibratory device provides said vibratory emissions therefrom when both of said safety release buttons are simultaneously in their respective safety release position.
15. The firearm of claim 13 wherein:
the vibratory device is a mechanically energized vibratory device mounted within the cavity of the stock; and
a mechanical energy recharging structure of the vibratory device is exposed at the exterior surface of the stock.
16. The firearm of claim 13 wherein said vibratory emissions includes at least one of omni-directional vibratory emissions, linear vibratory emissions, and planar vibratory emissions.
17. A firearm, comprising:
a stock;
a striker moveably mounted within a cavity of the stock, wherein the striker is movable between a discharged position and a charged position;
a barrel attached to the stock, wherein a chamber of the barrel defines a barrel bore centerline axis and is configured for receiving therein a round of ammunition;
two safety release buttons movably exposed at an exterior surface of the stock, wherein said safety release buttons are diametrically opposed to each other with respect to the barrel bore centerline axis, wherein each one of said safety release buttons is independently movable from a respective at-rest position to a respective safety release position, wherein a finger engaging surface of each one of said safety release buttons lie on a common reference plane when in the respective safety release position, and wherein the common reference plane extends substantially perpendicular to the barrel bore centerline axis;
two striker release triggers movably exposed at the exterior surface of the stock, wherein said striker release triggers are diametrically opposed to each other with respect to the barrel bore centerline axis, wherein said safety release buttons and said striker release triggers are diametrically aligned with a common axis, wherein each one of said striker release triggers is coupled to a respective one of said safety release buttons and to the striker in a manner whereby displacement of at least one of said striker release triggers from a respective at-rest position to a respective displaced position when said safety release buttons are simultaneously in the respective safety release position allows the striker to be moved from the charged position toward the discharged position; and
a vibratory device mounted within the cavity of the stock, wherein the vibratory device is coupled to both of said safety release buttons, wherein the vibratory device provides said vibratory emissions therefrom when both of said safety release buttons are simultaneously in their respective safety release position, wherein the vibratory device is a mechanically energized vibratory device, and wherein a mechanical energy recharging structure of the vibratory device is exposed at the exterior surface of the stock.
18. The firearm of claim 17 wherein:
the barrel and said safety release buttons extend from a front edge portion of the stock;
said striker release triggers extend from opposing end portions of the stock; and
the front edge portion extends between said opposing end portions.
19. The firearm of claim 18 wherein:
said vibratory emissions includes at least one of linear vibratory emissions and planar vibratory emissions; and
said vibratory emissions are parallel to the common reference plane.
20. The firearm of claim 18 wherein said vibratory emissions includes at least one of omni-directional vibratory emissions, linear vibratory emissions, and planar vibratory emissions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/798,652 US20100192442A1 (en) | 2008-07-07 | 2010-04-08 | Proprioceptively determining a relative orientation of a firearm and firearm providing for same |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13406008P | 2008-07-07 | 2008-07-07 | |
| US12/455,734 US7905042B2 (en) | 2008-07-07 | 2009-06-05 | Handheld single shot firearm |
| US12/798,652 US20100192442A1 (en) | 2008-07-07 | 2010-04-08 | Proprioceptively determining a relative orientation of a firearm and firearm providing for same |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US12/455,734 Continuation-In-Part US7905042B2 (en) | 2008-07-07 | 2009-06-05 | Handheld single shot firearm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US20100192442A1 true US20100192442A1 (en) | 2010-08-05 |
Family
ID=42396526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US12/798,652 Abandoned US20100192442A1 (en) | 2008-07-07 | 2010-04-08 | Proprioceptively determining a relative orientation of a firearm and firearm providing for same |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US20100192442A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9163894B1 (en) | 2011-10-28 | 2015-10-20 | Lockheed Martin Corporation | Laser transmission system for use with a firearm in a battle field training exercise |
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Legal Events
| Date | Code | Title | Description |
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| STCB | Information on status: application discontinuation |
Free format text: ABANDONED -- FAILURE TO PAY ISSUE FEE |