WO2019039062A1 - 飛行体用安全装置および飛行体 - Google Patents
飛行体用安全装置および飛行体 Download PDFInfo
- Publication number
- WO2019039062A1 WO2019039062A1 PCT/JP2018/023358 JP2018023358W WO2019039062A1 WO 2019039062 A1 WO2019039062 A1 WO 2019039062A1 JP 2018023358 W JP2018023358 W JP 2018023358W WO 2019039062 A1 WO2019039062 A1 WO 2019039062A1
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- WO
- WIPO (PCT)
- Prior art keywords
- safety device
- injection
- bag
- aircraft
- deployed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D17/00—Parachutes
- B64D17/02—Canopy arrangement or construction
- B64D17/025—Canopy arrangement or construction for gliding chutes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D17/00—Parachutes
- B64D17/62—Deployment
- B64D17/72—Deployment by explosive or inflatable means
- B64D17/725—Deployment by explosive or inflatable means by explosive means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D17/00—Parachutes
- B64D17/80—Parachutes in association with aircraft, e.g. for braking thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
- B64U10/13—Flying platforms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U70/00—Launching, take-off or landing arrangements
- B64U70/80—Vertical take-off or landing, e.g. using rockets
- B64U70/83—Vertical take-off or landing, e.g. using rockets using parachutes, balloons or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U70/00—Launching, take-off or landing arrangements
- B64U70/80—Vertical take-off or landing, e.g. using rockets
- B64U70/87—Vertical take-off or landing, e.g. using rockets using inflatable cushions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U60/00—Undercarriages
- B64U60/50—Undercarriages with landing legs
Definitions
- the present invention relates to a flight vehicle represented by, for example, a drone or the like, and a flight vehicle safety device attached to the flight vehicle.
- the flying objects are not limited to manned aircraft such as passenger aircraft and helicopters, but also include unmanned aircraft.
- unmanned aircraft such as passenger aircraft and helicopters
- industrial use of unmanned aerial vehicles such as drone, for example, is increasing.
- the drone includes, for example, a plurality of rotors, and flies by rotating the plurality of rotors simultaneously in a balanced manner.
- raising and lowering are performed by uniformly increasing and decreasing the rotational speeds of the plurality of rotary blades
- forward and reverse are performed by tilting the airframe by individually increasing and decreasing the rotational speeds of each of the plurality of rotary blades.
- Performed by The use of such unmanned aerial vehicles is expected to expand worldwide in the future.
- a parachute device for unmanned aircraft as a safety device is being commercialized.
- Such a parachute apparatus for unmanned aerial vehicles reduces the impact at landing by reducing the speed of the unmanned aerial vehicle by the deployed parachute when the unmanned aerial vehicle falls.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2003-154020
- Patent Document 2 Japanese Patent Application Laid-Open No. 2003-154020
- the emergency parachute device has a parachute equipped with a gas generator, and the gas generated by the operation of the gas generator flows into the space in the parachute to significantly accelerate the parachute deployment speed. It is
- the parachute used for the safety device for a flying object needs to be surely deployed without being interfered with a part such as a propulsion mechanism or legs of the flying object at the time of deployment of the parachute.
- the parachute disclosed in the above-mentioned Patent Document 1 which is not considered at all can not be applied as it is to a safety device for an aircraft.
- the present invention has been made to solve the above-mentioned problems, and a flight safety apparatus capable of reliably operating a safety mechanism provided so as to be ejected from a flight and a flight equipped with the same. Intended to provide the body.
- the safety device for a flight vehicle is attachable to a flight vehicle having a propulsion mechanism, and includes a safety mechanism, a drive mechanism, an ejection mechanism, and a control mechanism.
- the safety mechanism is used to secure the safety of the flying object and / or an object outside the flying object, and the drive mechanism is at least one or more driving sources of the safety mechanism.
- the drive unit of The injection mechanism is capable of injecting the drive mechanism together with the safety mechanism, and the control mechanism is driven by the drive mechanism after the injection of the safety mechanism by the injection mechanism is started. Thus, the operation of the drive mechanism is controlled.
- the injection mechanism and the control mechanism may simultaneously receive an activation signal.
- the drive unit is constituted by a pyrotechnic gas generator having an igniter inside, and the igniter is combusted by being ignited with a combustion agent and the combustion agent.
- the control mechanism is configured with the delay medicine.
- the injection mechanism and the control mechanism may simultaneously receive an activation signal.
- the control mechanism may be configured by an operation delay mechanism that operates the drive mechanism after a predetermined time has elapsed from the operation of the injection mechanism.
- the operation delay mechanism uses an IC timer or a mechanical timer device that delays the timing of the operation of the drive unit using a motor and a plurality of gears. It may be an electric timer device that delays the timing of operation of the drive unit.
- the safety mechanism is wound or folded in a non-deployed state, and can generate lift and / or buoyancy in the deployed state.
- the injection mechanism may be configured as a deployable body, and the injection mechanism is connected to the deployable body via a connection member, and ejects the deployable body in a non-deployed state toward the air It may be configured as an injection device for In that case, it is preferable that the drive mechanism is provided to the to-be-deployed body, and is configured by a deployment mechanism that deploys the to-be-deployed body.
- the above-mentioned to-be-deployed body referred to here can generate lift and / or buoyancy in the deployed state, as described above, and is preferably a parachute or paraglider.
- the parachute often has an umbrella-like base shape, and is connected to the flying object to be protected via the connecting member (generally referred to as a cord or a line) to provide air resistance. It is used to decelerate the aircraft.
- the parachute includes one having one umbrella, one having a plurality of umbrellas of the same shape connected, and one having a plurality of umbrellas having different shapes connected.
- the specific form of these parachutes can be appropriately selected in consideration of various purposes such as reduction of shock at the time of deployment of the parachute, adjustment of the settlement speed, and less susceptibility to disturbances such as wind. it can.
- the paraglider generally has a wing shape having an aspect ratio of 1 or more, and is connected to the vehicle to be protected via the connecting member (generally referred to as a cord or a line). Furthermore, for paragliders, steering cords called break cords are connected to the left and right ends of the wing. By pulling on this break cord, it is possible to change various stresses applied to the wing cross section, and as a result, gliding, turning and rapid deceleration can be performed. Because of this, the paraglider can perform gliding, turning and rapid deceleration that can not be done with the parachute. There are also logaro type and triangle type paragliders having the same configuration.
- paragliders with an air intake are in the mainstream, but there are also those without this air intake. It is more preferable to use a paraglider with an air intake for stable flight. From the viewpoint of weight reduction, it is preferable to use a single surface type paraglider (that is, one having no air intake). Furthermore, by separately providing a propulsion device such as a propeller, a paraglider of a type that can be forcibly propulsively driven may be used.
- the injection device may include a first injection portion and a second injection portion.
- the first injection unit may be for injecting the to-be-deployed body and the second injection unit into the air
- the second injection unit may be the first injection unit.
- the object to be deployed may be directed into the air and ejected after being ejected.
- the injection device may include a first injection portion and a second injection portion.
- the first injection unit may eject the drawing-out parachute for drawing out the object to be deployed toward the air
- the second injection unit may be the first injection.
- the deployable body may be ejected into the air.
- the expansion mechanism includes a bag-like member provided in the deployable body, and a gas generator as the drive unit provided in the deployable body. May be included.
- the bag-like member is rolled up or folded together with the deployed body in the undeployed state, or separately rolled up or folded apart from the deployed body, at least a part of which It is preferable that the above-mentioned deployable body in a non-deployed state is expanded by expanding in the form of a tube, and the above-mentioned gas generator is in the form of the above-mentioned bag.
- the bag-like member is inflated by flowing into the inside of the member.
- the bag-like member may be configured to have a plurality of tubular portions formed radially or in a lattice.
- the to-be-deployed body may have an elongated shape in a plan view in a deployed state, and in that case, the bag-like member has a deployed state It is preferable to arrange so that it may be extended along the longitudinal direction of the above-mentioned deployment object in a.
- the to-be-deployed body which had a planar view elongate shape in the unfolded state is a paraglider normally.
- the deployable body has a plurality of air chambers inside, and a plurality provided on the front portion so as to correspond to each of the plurality of air chambers.
- the bag-like member may extend along the vicinity of the portion of the object to be deployed in which the plurality of air intake openings are provided. It is preferable to arrange
- the to-be-deployed body which had the several air chamber inside is a paraglider with an air intake normally.
- the gas generator may be configured by a pyrotechnic type having an igniter inside, in which case the igniter is
- the combustion agent is provided so as to be interposed between a combustion agent which burns by being ignited, an ignition portion which generates thermal energy for igniting the combustion agent, and the combustion agent and the ignition portion, thereby generating in the ignition portion
- the control mechanism is constituted by the delay medicine.
- the gas generator may be configured by a pyrotechnic type having an igniter inside, in which case the control mechanism is The operation delay mechanism may be configured to operate the gas generator after a predetermined time has elapsed from the operation of the injection device.
- the safety device for a flying object may further comprise an electric circuit supplying power for operating the gas generator, in which case the electric circuit comprises a power supply, the power supply and the power supply.
- the switch includes a switch for switching on and off.
- the operation delay mechanism is configured by the electric circuit and a switch control unit that switches the operation of the switch.
- the switch includes a positive electrode plate, a negative electrode plate facing the positive electrode plate, and an insulator detachably held between the positive electrode plate and the negative electrode plate.
- the switch control section has a cord member having one end connected to the insulator and the other end connected to the injection device or connected to the flying object. Is preferred.
- the insulator is pulled by the string member by the injection of the object to be deployed by the injection device, whereby the insulator is pulled out from between the positive electrode plate and the negative electrode plate, thereby the positive electrode plate and the positive electrode plate.
- the contact of the negative electrode plate switches the power supply from off to on.
- the one end of the string member connected to the insulator, and the string member connected to the ejection device or the flight member is variably adjustable.
- the safety mechanism is an air bag as a to-be-deployed body which is wound or folded in a non-deployed state and serves as a cushion in the deployed state.
- the injection mechanism may be an injection device connected to the air bag via a connection member, and injecting the air bag into the air into a non-deployed state. It may be In that case, it is preferable that the drive mechanism is provided in the airbag and is configured by a deployment mechanism that deploys the airbag.
- the deployment mechanism includes a bag-like member provided in the air bag, and a gas generator as the drive unit provided in the air bag.
- the bag-like member may be rolled up or folded with the air bag in a non-deployed state, or separately taken up or folded from the air bag, at least It may be configured to deploy the above-mentioned airbag in a non-deployed state by partially inflating it into a tubular shape.
- the gas generator be configured to inflate the bag-like member by causing the gas generated at the time of operation to flow into the inside of the bag-like member.
- a flight body according to the present invention comprises an airframe, a propulsion mechanism provided on the airframe and propelling the airframe, and a safety device for a flight body according to the present invention described above, An apparatus is attached to the said body.
- the injection device is provided so as to be movable along the inner wall surface of the container, which has the opening at one end and accommodates the deployed object.
- the moving member and the injection drive unit for moving the moving member toward the opening may be included, in which case the moving member is the mounting table on which the object to be deployed is mounted. It is preferable to have at the said opening part side.
- the opening is preferably disposed at a position higher than the propulsion mechanism in the height direction which is the moving direction of the moving member.
- the airframe may be provided with a leg, in which case the airframe safety device may be located adjacent to the foot Good.
- a flight vehicle safety device capable of reliably operating the safety mechanism provided to be ejected from the flight vehicle, and a flight vehicle equipped with the same.
- FIG. 1 is a schematic cross-sectional view of a safety device for a flying object according to Embodiment 1. It is a model front view of a flight body provided with the safety device for flight vehicles shown in FIG. It is a schematic diagram which shows the state after expansion
- FIG. 7 is a schematic front view of a flight vehicle provided with a safety device for a flight vehicle according to a second embodiment. It is a schematic cross section of the safety device for flight vehicles shown in FIG.
- FIG. 10 is a functional block diagram of a safety device for a flying object in the flying object shown in FIG. It is a figure for demonstrating the operating state of the safety device for aircraft in the aircraft shown in FIG.
- FIG. 13 is a schematic front view of a flight vehicle provided with a safety device for a flight vehicle according to a third embodiment. It is a schematic cross section of the safety device for flight vehicles shown in FIG.
- FIG. 1 It is a figure for demonstrating the operating state of the safety device for aircraft in the aircraft shown in FIG. It is a model front view which shows the state after the air bag expand
- Embodiment 1 First, as a first embodiment, a safety device for a flight vehicle equipped with a paraglider as a deployable vehicle and a flight vehicle equipped with the same will be described.
- FIG. 1 is a schematic cross-sectional view of a safety device 100 for an aircraft according to the first embodiment.
- the safety device 100 for a flight vehicle includes an actuator 88 as an injection device (injection mechanism) and a paraglider 10 as a deployable body (safety mechanism).
- the actuator 88 includes an igniter 84 as an injection drive unit having a cup-shaped case 85 for containing an igniter (not shown), and a piston head as a mounting table integrally formed with the recess 82 and the recess 82.
- a piston 81 as a moving member having a 83, and a housing 86 as a bottomed cylindrical container that accommodates the piston 81 and regulates the direction of propulsion of the piston 81 are provided.
- the paraglider 10 is housed in the housing 86 in a non-deployed state and disposed on the piston head 83. By propelling the piston 81 in such a configuration, the paraglider 10 can be directly extruded and deployed.
- the open end of the housing 86 provided with the opening is closed by the lid 87 in the initial state, and the lid 87 is configured to be removed from the open end by the extrusion of the paraglider 10.
- an abnormality detection unit such as an acceleration sensor
- the piston 81 is propelled by the gas pressure generated based on the ignition operation of the igniter 84.
- the paraglider 10 is directly pushed out by the propulsive force of the piston 81.
- the paraglider 10 is connected to the housing 86 via a connecting member (line), and after deployment, the flying object 30 described later is suspended via the connecting member (line). It is configured to be able to
- the flying body 30 includes a body 31, a safety device 100 for a flying body attached to the body 31, and one or more propulsion mechanisms (for example, a propeller etc.) 32 provided on the body 31 and propelling the body 31. , And a plurality of legs 33 provided at the lower part of the airframe 31.
- FIG. 3 shows the paraglider 10 after deployment.
- the paraglider 10 includes a canopy (wing-like member) 40.
- the canopy 40 includes an upper cross 41, a lower cross 42, a rib 43, and a side cross 70.
- a reinforced cloth made of chemical fiber such as nylon or polyester is used.
- FIG. 4 illustrates the vehicle 30 in a state after the paraglider 10 has been deployed.
- the upper cloth 41 and the lower cloth 42, together with the side cloths 70 on both sides, have their outer edges joined by stitching or the like so that a predetermined space is formed therebetween.
- the ribs 43 vertically divide a predetermined space between the upper cross 41 and the lower cross 42 to form a plurality of cells (air chambers) 44, A plurality of the upper cross 41 and the lower cross 42 are provided at predetermined intervals.
- each of the cells 44 is for retaining the wing shape of the canopy 40 by drawing air when the canopy 40 is deployed.
- air flow holes 45, 46, 47, 48 are provided in each of the ribs 43, and the air in the cell 44 is made of the canopy 40 by these internal air flow holes 45, 46, 47, 48. It can move to the left and right.
- An air intake (air intake) 49 is provided at the front portion (front edge) of each cell 44, and air can be taken into each cell 44. In FIG. 3, only the inside of the cell 44 on the front side of the drawing is shown transparently.
- An elongated bag-like member 50 which can be folded or wound is inserted into the internal air flow hole 45.
- the term “foldable” as used herein includes, for example, being foldable like a bellows, being foldable several times and being able to be folded in a superimposed manner.
- One end 51 (the front side in the drawing of FIG. 3) of the bag-like member 50 is joined to the side cross 70 on the front side in the drawing of FIG. 3 by stitching or the like.
- the bag-like member 50 is extended along the inside of the upper cross 41 from the insertion portion into the internal air flow hole 45 to the other end of the canopy 40 (the back side in FIG. 3) (more preferable Are joined to the upper cross 41 or the lower cross 42 by stitching or the like).
- the bag-like member 50 a reinforced cloth similar to the upper cloth 41 or the like can be used, but in order to protect the cloth from the heat of the gas generated by the gas generator 60, a particularly heat resistant material is used. It is preferable to use one having a heat resistant surface coating on the inner surface. In addition, since the bag-like member 50 needs to withstand rapid expansion due to the inflow of gas, it is preferable that the bag-like member 50 has a strength that can withstand the pressure of the generated gas.
- the base cloth of the bag-like member 50 includes, for example, nylon 6, nylon 66, nylon 12, nylon 46, nylon 56, nylon 610, copolyamide of nylon 6 and nylon 66, and polyalkylene 6 for nylon 6.
- Copolymerized polyamides obtained by copolymerizing glycol, dicarboxylic acid, amine and the like, polyester resins such as polyethylene terephthalate, polybutylene terephthalate and polytrimethylene terephthalate, and polyolefin resins such as polyacrylic resin and polypropylene can be used.
- polyamide 66 excellent in impact resistance and heat resistance can be suitably used particularly as a base cloth of the bag-like member 50.
- silicone resin for example, silicone resin, polyurethane resin, polyacrylic resin, polyamide resin, polyester resin, polyolefin resin
- various resins such as fluorocarbon resin, and various rubbers such as silicone rubber, chloroprene rubber and chlorosulfonated polyethylene rubber
- silicone resin By using a silicone resin, not only heat resistance, but also cold resistance, flame retardancy and air barrier properties can be enhanced.
- silicone resin dimethyl silicone resin, methyl vinyl silicone resin, methylphenyl silicone resin, fluoro silicone resin can be used.
- the coating layer preferably further contains a flame retardant compound.
- halogen compounds containing bromine, chlorine and the like especially halogenated cycloalkanes
- platinum compounds antimony oxides, copper oxide, copper oxides, titanium oxides, phosphorus compounds, thiourea compounds, carbon, cerium, silicon oxides, etc.
- a halogen compound, a platinum compound, copper oxide, titanium oxide and carbon it is more preferable to use a halogen compound, a platinum compound, copper oxide, titanium oxide and carbon.
- the coating layer is preferably selected in accordance with the material of the yarn to be used as the base fabric, and is preferably made of a material that adheres tightly to the warp and weft.
- the coating layer is preferably a polyurethane resin or a polyacrylic resin.
- a hole (not shown) capable of discharging excess air to the outside of the canopy 40 in order to adjust the internal pressure of the bag-like member 50 is provided.
- the bag-like member 50 it is preferable to use one having a tube-like (tubular or tubular) shape having an internal space when expanded by the gas flowing into the inside.
- a gas generator 60 capable of releasing gas and pressurizing the inside of the bag-like member 50 is provided.
- the gas generator 60 has an igniter inside, and is a pyrotechnic type further having a transfer agent, a gas generator, a filter and the like as required. Further, the gas generator 60 is connected to an electric circuit in which a power supply 61 and a switch 62 are connected in series. This electric circuit is provided inside the cell 44 on the front side of the paper surface in FIG.
- the switch 62 has a positive electrode plate and a negative electrode plate, and has a configuration in which an insulator 62a is sandwiched between the positive electrode plate and the negative electrode plate.
- the insulator 62a is connected to the airframe 31, the leg 33, the safety device 100 for an aircraft, or a projectile or the like via a string member (not shown) as a switch control unit. Accordingly, when the paraglider 10 is ejected, the insulator 62a is configured to be pulled out from between the positive electrode plate and the negative electrode plate of the switch 62 by the generation of tension in the string member.
- the switch 62 is turned on, current flows from the power supply to the electric circuit, and the igniter is ignited thereby.
- the gas generator 60 operates.
- the length is adjustable so that the string member mentioned above is comprised, It is comprised so that the timing which supplies with electricity to an igniter can be adjusted suitably.
- the gas generator 60 may be communicably connected to an external control unit.
- the power on / off switch is controlled by the electric signal transmitted from the control unit, instead of the above-mentioned cord member.
- an IC (Integrated Circuit) timer which is an electric timer device may be used to turn on the power after an arbitrary time elapses
- a motor which is a mechanical timer device and A plurality of gears may be used to turn on the power after an arbitrary time has elapsed.
- a delaying agent for delaying the ignition of the ignition agent for a predetermined time
- a delaying agent for delaying the ignition of the ignition agent for a predetermined time
- an electrical delay ignition intention
- the operation timing of the gas generator 60 may be adjusted by retarded ignition.
- a resistor for example, a bridge wire made of a nichrome wire or the like
- converting the transmitted electric energy into heat energy and an electricity for energizing the resistor There is a terminal provided with a terminal.
- a hybrid type or stored type gas generator in which a seal plate in a small gas cylinder is cleaved by a pyrotechnic igniter and the internal gas is discharged to the outside. It is also good.
- noncombustible gas such as argon, helium, nitrogen, carbon dioxide or a mixture thereof can be used.
- a gas generator may be equipped with a heating element made of a gas generating composition, a thermite composition or the like.
- FIG. 5 (A) and FIG. 5 (B) are figures which show the example of a concrete structure of the igniter at the time of providing a delaying agent inside the igniter in the gas generator 60. As shown in FIG.
- the igniter 1000 shown in FIG. 5A mainly includes an embolus 1010, a pair of terminal pins 1020, a holding portion 1030, a cup-shaped member 1040, a spreading agent 1060, and an ignition agent 1070.
- the embolism 1010 and the cup-shaped member 1040 are held by the holding unit 1030, and the space surrounded by the embolism 1010 and the cup-shaped member 1040 is filled with an extension drug 1060 and an ignition drug 1070.
- the pair of terminal pins 1020 are disposed so as to insert the holding portion 1030 and are held by the holding portion 1030.
- One end of the pair of terminal pins 1020 is connected to the embolism 1010, and the other end of the pair of terminal pins 1020 faces the space inside the cup-shaped member 1040 without being connected to the embolism 1010. It is arranged as.
- the other ends of the pair of terminal pins 1020 arranged to face the internal space of the cup-shaped member 1040 and the embolism 1010 are connected via a bridge wire (resistor) not shown.
- a spreading agent 1060 is loaded in a layer in a space on the embolus 1010 side so as to be in contact with the above-mentioned bridge wire.
- the space on the bottom side of the cup-shaped member 1040 is filled with the ignition agent 1070 in layers.
- the spreading agent 1060 and the ignition agent 1070 which are each packed in layers, are in contact with each other in the space inside the cup-shaped member 1040.
- the igniter 1000 By using the igniter 1000 having such a configuration, when the bridge wire is energized through the pair of terminal pins 1020, heat is generated in the bridge wire, and the heat agent 1060 is ignited by the heat. After that, the ignition agent 1070 is ignited by the delay agent 1060 after a predetermined time has elapsed. After that, the gas pressure generated by the combustion of the ignition agent 1070 causes the cup-shaped member 1040 to break.
- the igniter 2000 shown in FIG. 5B includes an embolus 2010, a pair of terminal pins 2020, a holding portion 2030, a cup-shaped member 2040, a first igniting agent 2050, a delaying agent 2060, and a second igniting agent. And 2070 mainly.
- the embolism 2010 and the cup-shaped member 2040 are held by the holding unit 2030, and the space surrounded by the embolism 2010 and the cup-shaped member 2040 is filled with the first igniting drug 2050, the spreading drug 2060 and the second igniting drug 2070 It is done.
- the pair of terminal pins 2020 are disposed to pass through the holding portion 2030 and are held by the holding portion 2030.
- One end of the pair of terminal pins 2020 is connected to the embolism 2010, and the other end of the pair of terminal pins 2020 faces the space inside the cup-shaped member 2040 without being connected to the embolism 2010. It is arranged as.
- the other ends of the pair of terminal pins 2020 arranged to face the space inside the cup-shaped member 2040 and the embolism 2010 are connected via a bridge wire (resistor) not shown.
- the space on the embolus 2010 side is filled with the first igniting drug 2050 in layers so as to be in contact with the above-mentioned bridge wire.
- the space on the bottom side of the cup-shaped member 2040 is filled with the second ignition agent 2070 in a layered manner.
- the remaining space of the space surrounded by the embolism 2010 and the cup-shaped member 2040 that is, the space between the space filled with the first ignition agent 2050 and the space filled with the second ignition agent 2070
- the on-time drug 2060 is packed in layers. In this way, the layered drug 2060 is in contact with both the first and second igniting drugs 2050 and 2070 packed in a layered fashion in the space inside the cup-shaped member 2040.
- the igniter 2000 By using the igniter 2000 having such a configuration, when the bridge wire is energized through the pair of terminal pins 2020, heat is generated in the bridge wire, and the first ignition agent 2050 is ignited by the heat.
- the delay agent 2060 is further ignited by the first ignition agent 2050, and then the delay agent 2060 is ignited by the delay agent 2060 after a predetermined time has elapsed. Thereafter, the gas pressure generated by the combustion of the second ignition agent 2070 causes the cup member 2040 to break.
- the igniter 2000 of the said structure is provided with the 1st ignition medicine 2050 between a bridge wire and the spreading medicine 2060, when using the extending medicine 2060 with low ignitability, an igniter can be reliably carried out. Is different from the igniter 1000 described above in that it can be operated.
- the delay medicine is composed of, for example, a composition that functions to convert the electrical energy input to the igniter into heat energy inside the igniter and transmit the energy to the combustion agent with a time difference while retaining the heat energy.
- this pharmaceutical agent comprises an oxidizing agent composed of at least one composition selected from the group consisting of various oxides and various peroxides, various metal simple substances, various metal nitrides, In the case of a reducing agent composed of at least one composition selected from the group consisting of various metal silicon compounds, various metal fluorine compounds, various metal sulfides, various metal phosphorus compounds, etc.
- a drug having the same composition as a general gas generating agent as a delay drug.
- the gas generating agent which can be used as a delay agent includes a reducing agent comprising an organic salt or the like, an oxidizing agent comprising various oxides or peroxides, and various additives.
- a reducing agent for example, a triazole derivative, a tetrazole derivative, a guanidine derivative, an azodicarbonamide derivative, a hydrazine derivative or the like or a combination thereof is used.
- nitroguanidine, guanidine nitrate, cyanoguanidine, 5-aminotetrazole and the like are suitably used.
- the oxidizing agent is selected from, for example, basic nitrates such as basic copper nitrate, perchlorates such as ammonium perchlorate and potassium perchlorate, or alkali metals, alkaline earth metals, transition metals and ammonia. Nitrates and the like containing the selected cations are used. As the nitrate, for example, sodium nitrate, potassium nitrate and the like are suitably used. Moreover, a binder, a slag formation agent, a combustion regulator etc. are mentioned as an additive.
- a metal salt of carboxymethyl cellulose for example, a metal salt of carboxymethyl cellulose, an organic binder such as stearate, or an inorganic binder such as synthetic hydrotalcite or acid clay can be suitably used.
- an organic binder such as stearate, or an inorganic binder such as synthetic hydrotalcite or acid clay
- a slag forming agent silicon nitride, silica, acid clay etc. can be suitably used.
- metal oxides, ferrosilicon, activated carbon, graphite and the like can be suitably used.
- a single base powder based on nitrocellulose, a double base powder, or a triple base powder may be used.
- the deployment timing of the paraglider 10 can be appropriately and accurately controlled by delaying the ignition of the igniter for a predetermined time or the like.
- the actuator 88 as the injection mechanism and the control mechanism described above simultaneously receive the actuation signal, the actuator 88 operates immediately, whereas the control mechanism starts the ejection of the paraglider 10 by the actuator 88.
- the operation of the gas generator 60 is controlled so that the paraglider 10 is driven by the gas generator 60 and the bag-like member 50 after it is done.
- the bag-like member 50 and the gas generator 60 described above correspond to a drive mechanism (more specifically, a deployment mechanism for deploying the paraglider 10) for driving the paraglider 10 as a deployed body (safety mechanism), Among these, the gas generator 60 functions as a drive unit which particularly serves as a drive source of the paraglider 10.
- the operation delay mechanism one that delays the timing of energization of the gas generator 60 from the time when injection of the paraglider 10 by the actuator 88 is started corresponds to the operation delay mechanism.
- what delays the timing to start the combustion of the ignition agent by using the delay medicine is the same as the timing when the injection of the paraglider 10 by the actuator 88 is started.
- the gas is released from the gas generator 60 at a timing delayed from when the injection of the paraglider 10 by the actuator 88 is started.
- the ejection of the paraglider 10 is completed, and the paraglider 10 is deployed after the paraglider 10 is separated to such an extent that the propulsion mechanism 32 provided on the flying object 30 and other portions do not interfere As a result, the injection of the paraglider 10 will not be impeded, and the paraglider 10 can be reliably deployed.
- deployment shown to FIG. 3 and FIG. 4 is comprised so that it can fold by one of the following three methods.
- the first method is a method in which the canopy 40 is wound while removing air in each cell 44 such that the portion on the back side of the paper surface of FIG. 3 of the canopy 40 is inward.
- the second method is to collapse the canopy 40 in the longitudinal direction by squeezing the cells 44 sequentially from the back side of the paper surface of the canopy 40 in FIG. 3 so as to squeeze the air in the cells 44. It is a method.
- the third method is a method of folding the canopy 40 in an overlapping manner by folding the canopy 40 in order while squeezing the cells 44 sequentially from the back side of the paper surface of the canopy 40 in FIG. .
- the canopy 40 rolled up or folded up by any of the above-mentioned methods operates the gas generator 60 after the paraglider 10 is ejected into the air (more precisely, the gas is emitted after the paraglider 10 is ejected into the air) The gas is released from the generator 60).
- the gas is released from the gas generator 60 after a predetermined time elapses from the time when the injection of the paraglider 10 by the actuator 88 is started, and the gas flows into the bag-like member 50, thereby forming a bag
- the member 50 expands and the folded bag-like member 50 starts to expand.
- the cell 44 in the canopy 40 of the part in which the gas generator 60 is provided inside begins to expand.
- the inside of the cell 44 has a negative pressure, external air is taken in from the air intake 49, and the cell 44 on the front side of the paper surface in FIG. 3 continues to expand to a predetermined shape.
- the gas generated in the gas generator 60 further flows into the bag-like member 50, and the bag-like member 50 further expands and stretches, thereby sequentially from the cell 44 in which the gas generator 60 is provided.
- the adjacent cells 44 expand continuously while taking in the external air from each air intake 49, and finally the cells 44 on the back side of the paper surface in FIG. 3 expand.
- the shape like the canopy 40 shown in FIG. 3 is formed early from the time of operation of the gas generator 60.
- the disposition position of the gas generator 60 be in the vicinity of the center of the bag-like member 50 disposed along the longitudinal direction of the paraglider 10.
- the bag-like member 50 is developed based on the same principle as when a person blows back the toy, and accordingly the canopy 40 is also It will expand in the same manner.
- the paraglider 10 After being deployed as described above, the paraglider 10, as shown in FIG. 4, includes a plurality of lines 80 connected to both sides of the canopy 40 and the lower portion of the canopy 40 to provide the flight vehicle safety apparatus 100 It will be in the state connected with the main part.
- each line 80 can be tensioned or loosened by winding and feeding each line 80 using a motor (not shown) separately provided for the safety device 100 for a flight vehicle.
- the traveling direction of the paraglider 10 can also be operated by giving an instruction to control the motor (not shown) appropriately by remote control or the like.
- the present embodiment it is possible to simplify the construction and shorten the deployment time of the paraglider 10, and also for flight vehicle safety in which the paraglider 10 can be deployed with a very small amount of gas than conventional. It can be an apparatus and an aircraft equipped with the same.
- the gas generator 60 is a pyrotechnic type having an igniter inside, the gas can be generated instantaneously, and the deployment speed of the paraglider 10 can be increased.
- the bag-like member 50 is illustrated as having a single long thin tube, but the present invention is not limited to this.
- the bag-like member may have a plurality of tubular portions formed radially or in a grid so that the interiors communicate with each other. Since the plurality of tubular sections can be expanded by the gas generated by the gas generator by extending the plurality of tubular sections inside the canopy, the paraglider in a rolled up or folded up state Can be more easily deployed.
- the bag-like member 50 is configured to be inflated by one gas generator is illustrated, but the bag-like member 50 is configured to be inflated by a plurality of gas generators It is also good.
- the capacity of the bag-like member also increases accordingly, and the expansion speed of the paraglider is achieved by inflating it with a plurality of gas generators You can speed up
- FIG. 6 is a schematic front view showing a state after deployment of the parachute 110 of the aircraft 130 provided with the safety device 200 for aircraft according to the first modification
- FIG. 7 is a schematic view of the parachute 110 shown in FIG. It is a schematic diagram which showed the structure of the inner side after expansion
- the safety device 200 for a flight vehicle according to the present modification has substantially the same configuration as the safety device 100 for a flight vehicle according to the first embodiment, but instead of the paraglider 10, a parachute is used. It has 110.
- the parachute 110 includes an umbrella 140 which can be folded in a housing 186, a bag-like member 150 provided on the inner side surface 140 a of the umbrella 140, and a bag-like member A gas generator 160 capable of supplying a gas to the inside of 150 is provided.
- the bag-like member 150 and the gas generator 160 may be provided on the outer surface of the umbrella body 140.
- the umbrella body 140 can be made of the same material as the canopy in the first embodiment, and can reduce the falling speed of the attached object (here, the flying object 130), a so-called parachute It is one of the parts to constitute. Also, the umbrella 140 is connected to the housing 186 via the line 180.
- the bag-like member 150 is, similarly to the umbrella 140, inflatablely affixed or sewn to the inner side surface 140a of the umbrella 140 so that it can be folded before deployment.
- the bag-like member 150 is configured to expand and form a cruciform tubular (tubular or tubular) shape. It is done.
- the parachute 110 is configured to expand as the folded bag-like member 150 expands.
- shape after expansion of bag-like member 150 was made into the shape of a cross
- shape after expansion does not only this but a plurality of tube-like parts from the center further, for example May be configured to extend radially, or may be formed in a lattice.
- the gas generator 160 is the same as the gas generator 60 in the first embodiment described above, and is provided near the center of the bag-like member 150. Further, although not shown, the gas generator 160 is connected to the same electric circuit as that of the first embodiment described above also in this modification.
- FIG. 8 is a schematic front view showing a state after the air bag 311 is deployed, of the flying object 230 provided with the safety device 300 for flying object according to the second modified example.
- the configuration in FIG. 8 to which the same lower two-digit code as the lower two-digit code attached to the configuration shown in FIG. 4 is basically the same as the configuration described in FIG. Because there is a case, the description may be omitted.
- the flying object 230 is provided with an air bag device 310 that inflates the air bag 311 by the gas pressure generated based on the operation of a gas generator (not shown).
- the air bag device 310 is provided at the lower part of the airframe 231 in the normal posture such that the air bag device 310 is opposed to the main body of the aircraft safety device 300 provided above the airframe 231 in the normal posture with the airframe 231 interposed therebetween. ing.
- a bag-like member 250 similar to the bag-like member 150 in the first modification and a gas generator 260 capable of supplying gas to the inside of the bag-like member 250 are provided on the inner side of the lower part of the air bag 311. Is provided.
- the shape of the bag-like member 250 after expansion is the same as that of the bag-like member 150 in the first modification, and the shape may be changed as appropriate, such as radial or lattice.
- the bag-like member 250 and the gas generator 260 may be provided on the outer side of the air bag 311.
- the material of the air bag 311 and the material of the bag-like member 250 are the same as the materials of the paraglider 10 and the bag-like member 50 in the first embodiment.
- the gas generator 260 is the same as the gas generator 60 in the first embodiment described above, and is provided near the center of the bag-like member 250. Further, although not shown, the gas generator 260 is connected to the same electric circuit as that of the first embodiment described above also in this modification.
- the flight vehicle safety apparatus 300 according to this modification with such a configuration can obtain the following operation and effects.
- the gas generator 260 can be operated to inflate the bag-like member 250 after the normal operation of the air bag device 310 is started.
- the portion of the bag 311 provided with the bag-like member 250 can be deployed more quickly than the other portions.
- the expansion force of the air bag 311 due to the expansion of the bag-like member 250 can be added to the expansion force of the air bag 311 in the original air bag device 310. Therefore, the structure is simple and the deployment time of the air bag 311 can be shortened, and the deployment of the air bag 311 becomes possible with a very small amount of gas compared to the prior art.
- the injection of the air bag 311 is completed, and the air bag 311 is released to such an extent that the air bag 311 does not interfere with the legs 233 provided on the flying object 230 or other parts. Since the deployment of the air bag 311 is started, the injection of the air bag 311 is not impeded, and the air bag 311 can be reliably deployed.
- an opening of housing 86 of flight safety apparatus 100 which is a part for emitting paraglider 10, is provided.
- the open end described above is disposed at a position higher than the propulsion mechanism 32 of the flying object 30 in the height direction which is the moving direction of the piston 81 as the moving member.
- the opening of the safety device 100 for a flight vehicle is provided at a position higher than the propulsion mechanism 32 in the height direction of the safety device 100 for a flight vehicle (vertical direction in the drawing of FIG. 2 and FIG. 4). Therefore, the paraglider 10 is prevented from being caught in or caught in each part of the flying object 30, such as the propulsion mechanism 32, and the paraglider 10 can be more reliably deployed.
- the safety device for a flying object according to the second embodiment includes a paraglider as a deployed object.
- FIG. 9 is a schematic front view of a flying object 330 provided with the safety device 400 for a flying object according to the second embodiment.
- the flying object 330 is provided at the lower part of the airframe 331, one or more propulsion mechanisms (for example, propeller etc.) 332 provided on the airframe 331 and propelling the airframe 331 and the airframe 331.
- a plurality of legs 333 and an aircraft safety device 400 are provided.
- the flight vehicle safety device 400 is provided inside the airframe 331.
- FIG. 10 is a schematic cross-sectional view of the safety device 400 for an aircraft shown in FIG.
- the flight vehicle safety apparatus 400 includes a first injection unit 370 and a second injection unit 390.
- the first injection part 370 can eject the paraglider 386 and the second injection part 390
- the second injection part 390 can eject the paraglider 386.
- the first injection part 370 is formed inside the airframe 331 (see FIG. 9) and has an actuator 378.
- the actuator 378 includes a gas generator 374 having a cup-shaped case 375 for containing an igniter (not shown), a piston 371 having a recess 372 and a piston head 373 integrally formed with the recess 372, and a piston 371. And a bottomed cylindrical housing 376 for restricting the direction of propulsion of the piston 371.
- the second injection portion 390 is disposed on the piston head 373 so as to be injectable.
- the gas generator 374 is provided inside the recess 372.
- a gas jet port is provided at the tip of the gas generator 374 to generate gas serving as a motive force for ejecting the piston 371 in the direction of the arrow in FIG. Can.
- a seal member such as an O-ring may be provided between the recess 372 and the outer wall portion of the gas generator 374 so as not to cause gas leakage at the time of operation.
- the second injection part 390 includes an actuator 388, and is connected to the first injection part 370 or the airframe 331 of the flying object 330 via an energizable lead wire 350 (see FIG. 12).
- the lead wire 350 transmits the operation signal from the control unit 320 (see FIG. 10) described later to the second ejection unit 390, and / or lifts the flying object 330 after the ejection of the second ejection unit 390.
- Used for The lead wire 350 is preferably of a high strength conductive material such as a steel wire or has a wire rope structure and is of a conductive material in the center.
- the actuator 388 includes a gas generator 384 having a cup-shaped case 385 for containing an igniter (not shown), a piston 381 having a recess 382 and a piston head 383 integrally formed with the recess 382, and a piston 381. And a bottomed cylindrical housing 380 for restricting the direction of propulsion of the piston 381.
- the gas generator 384 is provided inside the recess 382.
- a gas jet port is provided at the tip of the gas generator 384 to generate gas serving as a motive force for ejecting the piston 381 in the direction of the arrow in FIG. Can.
- a seal member such as an O-ring may be provided between the recess 382 and the outer wall of the gas generator 384 so that gas leakage does not occur during operation.
- the paraglider 386 is disposed on the piston head 383 and is housed inside the housing 380 in a state of being connected to the housing 380 of the second injection part 390 by the connecting member 351 (see FIG. 12B).
- At least one of the connecting members 351 is preferably a steel wire from the viewpoint of strength and the role as a conductive wire to a gas generator 386b (see FIG. 10) described later.
- the paraglider 386 is a bag-like member 386a provided on the inside or outside of the main body of the paraglider 386 (see FIGS. 11 and 12B) along the surface of the main body of the paraglider 386 (ie, canvas member etc.). And a gas generator 386b (see FIG. 10) capable of flowing gas into the inside of the bag-like member 386a.
- the bag-like member 386a and the gas generator 386b are the main part of the deployment mechanism of the paraglider 386.
- the bag-like member 386a is the same as the bag-like member 50 in the first embodiment, and can be folded or wound with or separately from the main body of the paraglider 386 in the initial state (the state of FIGS. 9 and 10). Is configured as.
- the bag-like member 386a is configured to expand when the gas generated by the gas generator 386b flows into the inside, whereby the main body of the paraglider 386 can be expanded quickly.
- the bag-like member 386a may be, for example, one that is tubular when inflated, but may be of any shape as long as the main body of the paraglider 386 can be quickly deployed.
- the gas generator 386b has a time delay device 386c (see FIG. 11) capable of extending the operation time of the gas generator 386b to a predetermined time after receiving the operation signal.
- a time delay device 386c (see FIG. 11) capable of extending the operation time of the gas generator 386b to a predetermined time after receiving the operation signal.
- the delaying device 386c similarly to a so-called step electric detonator, a pyrotechnic timer device which incorporates a delaying agent into an igniter and adjusts the ignition timing, and a mechanical timer which adjusts the timing using a motor and a plurality of gears.
- the device includes an electric timer device incorporating an IC timer of an electric type together with a device and a secondary battery.
- the flight vehicle safety device 400 includes an anomaly detection device 340 (see FIG. 11) including an acceleration sensor or the like that detects an anomaly of the flight object 330.
- FIG. 11 is a functional block diagram of the aircraft safety device 400 in the aircraft 330 shown in FIG.
- the abnormality detection device 340 includes a sensor (detection unit) 313 and a control unit (computer having a central processing unit (CPU), a read only memory (ROM), a random access memory (RAM), and the like.
- the igniter (not shown in FIG. 11) in the gas generator 374 of the first injection part 370, and the igniter in the gas generator 384 of the second injection part 390 (not shown in FIG. 11).
- a igniter (not shown in FIG. 11) in the gas generator 386b of the paraglider 386 via the delay device 386c.
- the sensor 313 detects the flight state (including collision, crash, and the like) of the flying object 330.
- the sensor 313 is configured by selecting one or more of, for example, an acceleration sensor, a gyro sensor, an air pressure sensor, a laser sensor, an ultrasonic sensor, etc. It is possible to acquire data on the flying state of the flying object 330, such as tilt, altitude, and position.
- the control unit 320 includes a sensor abnormality detection unit 321, a calculation unit 322, and a notification unit 323 as a functional configuration.
- the sensor abnormality detection unit 321, the calculation unit 322, and the notification unit 323 are functionally realized by the control unit 320 executing a predetermined program.
- the sensor abnormality detection unit 321 detects an abnormal state of the sensor 313. That is, the sensor abnormality detection unit 321 detects whether the sensor 313 can operate normally.
- the calculation unit 322 determines whether or not the flight state of the flying object 330 is abnormal based on each data acquired by measurement by the sensor 313. Specifically, the computing unit 322 determines whether or not the aircraft 330 has received an impact (or determines whether or not the vehicle has collided), or determines the prediction of the crash of the aircraft 330. In addition, when it is determined that the flight state of the flying object 330 is abnormal, the calculation unit 322 also outputs an abnormal signal (which may include a command signal for activating or activating another device) to the outside. .
- An abnormality signal output unit may be provided separately from the calculation unit 322, and the abnormality signal output unit may output an abnormality signal according to an instruction of the calculation unit 322.
- the notification unit 323 notifies an administrator or the like that an abnormality of the sensor 313 is detected.
- FIG. 12 is a diagram for explaining the operating state of the safety device 400 for a flying object in the flying object 330 shown in FIG.
- an abnormality inspection of the sensor 313 by the sensor abnormality detection unit 321 is performed. Specifically, the sensor abnormality detection unit 321 checks whether an acceleration sensor or the like that measures the acceleration of the flying object 330 operates normally.
- the sensor abnormality detection unit 321 If it is determined that there is an abnormality as a result of the inspection, the sensor abnormality detection unit 321 notifies the administrator or the like of an error, and ends the operation. On the other hand, when it is determined that there is no abnormality as a result of the inspection, the calculation unit 322 reads each data measured by the sensor 313.
- the calculation unit 322 subsequently reads each data measured by the sensor 313.
- the safety device activation signal (abnormal signal) is transmitted to the first emitting unit 370 of the aircraft safety device 400. Output to the gas generator 374 of FIG.
- the first injection unit 370 is activated by receiving the safety device activation signal.
- the second injection part 390 is directly pushed out by the promotion of the piston 371 by the gas generated by the gas generator 374, and the second injection part 390 is of the airframe 331. It is immediately ejected at a position away from the external propulsion mechanism 332.
- the open end of the housing 376 provided with the opening is closed by a lid 377 (see FIG. 10) in the initial state, and the lid 377 is pushed out of the open end by the extrusion of the second injection portion 390. It is configured to come off.
- the calculation section 322 outputs a safety device activation signal (abnormal signal) to the safety device 400 for the flying object.
- a safety device activation signal abnormal signal
- the gas generator 384 of the second injection part 390 and the gas generator 386 b of the paraglider 386 are simultaneously output.
- the second injection unit 390 is activated by receiving the safety device activation signal. Thereby, the propulsion of the piston 381 by the gas generated by the gas generator 384 directly pushes out and injects the paraglider 386.
- the open end of the housing 380 provided with the opening is closed by a lid 387 (see FIG. 10) in the initial state, and the lid 387 is released from the open end by the extrusion of the paraglider 386. It is configured.
- the gas generator 386b of the paraglider 386 that has received the safety device activation signal at the same time as the second injection unit 390 is activated after a predetermined time has elapsed by the function of the delay device 386c and generates gas to generate the gas in the bag-like member 386a. Allow the gas to flow. As a result, the bag-like member 386a is expanded into a tubular shape, and along with this, the paraglider 386 is rapidly deployed.
- the configuration of the control unit 320 can be simplified. As a result, it is possible to provide a flight vehicle safety device that is reduced in weight. Note that if the delay device is incorporated not only into the gas generator 386 b of the paraglider 386 but also into the gas generator 384 of the second injection part 390, the first injection part 370, the second injection part 390, and the paraglider 386. It is also possible to control each of the unfolding mechanisms of the above into one-channel control, and further weight reduction can be achieved.
- the second injection portion 390 is ejected to a predetermined position by the first ejection portion 370, and then the paraglider 386 is emitted from the second ejection portion 390 into the air at the position. Can be deployed. Therefore, the paraglider 386 is prevented from being caught in or caught in each portion of the flying body 330 such as the propulsion mechanism 332, and the paraglider 386 can be reliably deployed.
- the safety device for a flight vehicle according to the third embodiment includes a paraglider as a deployed object.
- the configurations given the same lower two digits as the lower two digits given to the configurations shown in FIGS. 9 to 12 described above are the same as those described in FIGS. Since the configuration is basically the same as the configuration, the description may be omitted. Further, in the present embodiment, the other configuration is the same as that of the above-described second embodiment unless otherwise described.
- FIG. 13 is a schematic front view of an aircraft 430 provided with the safety device 500 for an aircraft according to the third embodiment
- FIG. 14 is a schematic cross-sectional view of the safety device 500 for an aircraft shown in FIG.
- the flying object 430 is provided with a flying object safety device 500 having a different configuration from the flying object safety device 400 according to the second embodiment.
- the flight vehicle safety apparatus 500 has a second injection unit having substantially the same configuration as the second injection unit 390 in the flight vehicle safety apparatus 400, but the extraction unit 460 for the extraction and extraction parachute on the upper portion of the paraglider 486
- the configuration is different in that the parachute injection unit 460 is provided to correspond to the first injection unit).
- the drawer parachute injection part 460 can eject the drawer parachute 461 (see FIG. 15).
- an injection mechanism of the withdrawal parachute 461 in the ejection parachute ejection unit 460 an ejection mechanism similar to that of the second ejection unit 390 in the flight vehicle safety device 400 can be used.
- the drawer parachute 461 is connected to the paraglider 486 via a string member 462 (see FIG. 15).
- the string-like member 462 is preferably made of a reinforcing fiber such as polyamide fiber or polyester fiber, or a metal fiber such as steel wire.
- FIG. 15 is a diagram for describing an operating state of the safety device 500 for a flying object in the flying object 430 shown in FIG.
- the ejection portion 460 for extraction and extraction from the abnormality detection device.
- the start signal for is output.
- the drawer parachute injection unit 460 is activated upon receiving the activation signal. As a result, as shown in FIG. 15A, the drawer parachute 461 is ejected to the outside. At this time, the lid 487 (see FIG. 14) is removed from the container 480 by the propelling force of the drawer parachute 461.
- the abnormality detection device After a predetermined time has elapsed since the extraction parachute injection unit 460 is activated, the abnormality detection device outputs a safety device activation signal to the gas generator 484 (see FIG. 14) of the second ejection unit of the safety device 500 for an aircraft, , And simultaneously output to the gas generator of the paraglider 486 (similar to the gas generator 386b in the second embodiment described above).
- the second emitting unit of the safety device 500 for a flying object is activated by receiving a safety device activation signal, and emits a paraglider 486.
- the paraglider 486 is quickly withdrawn by the withdrawal parachute 461 via the string member 462.
- the gas generator of the paraglider 486 that has received the safety device activation signal at the same time as the second injection part of the flight safety device 500 has the function of the delay device (similar to the delay device 386c in the second embodiment described above).
- the state shown in FIG. 15B is activated to allow gas to flow into the bag-like member 486a.
- the bag-like member 486a is expanded, and as shown in FIG. 15C, the paraglider 486 is rapidly deployed.
- each control of the injection mechanism of the paraglider 486 of the safety device 500 for a flying object and the deployment mechanism of the paraglider 486 (the main part is the bag-like member 486a and the gas generator)
- the configuration of the control unit can be simplified because it is possible to perform one-channel control without requiring independent two-channel control. As a result, it is possible to provide a flight vehicle safety device that is reduced in weight.
- the paraglider 486 can be ejected quickly to a predetermined position while emitting the paraglider 486 by injecting the drawer parachute 461 in advance, and then, the paraglider 486 can be deployed at that position. it can. Therefore, the paraglider 486 is prevented from being caught or caught in each portion such as the propulsion mechanism 432 of the flying body 430, and the paraglider 486 can be reliably deployed.
- FIG. 16 is a schematic front view showing a state after the air bag 611 has been deployed, of the flight body 630 provided with the flight vehicle safety device 690 according to the third modification.
- the configuration given the same last two digits as the last two digits of the reference numerals in FIG. 4 is basically the same as the configuration described in FIG. Because there is a case, the description may be omitted.
- the aircraft safety apparatus 690 differs from the aircraft safety apparatus 100 according to the first embodiment in that the main body of the aircraft safety apparatus 690 has a normal posture.
- the safety device for the flying object provided under the fuselage 631 of the normal posture while being provided on the lower part of the fuselage 631 of the flying object 630 and being a part of the flying object safety device 690
- the main body portion of the device 690 is further provided on the upper portion of the airframe 631 at the normal posture so as to face the airframe 631 with the airframe 631 interposed therebetween.
- the air bag device 610 includes an air bag 611 and a gas generator, and inflates the air bag 611 by the gas pressure generated based on the ignition operation of the gas generator.
- the gas generator may be any type as long as it can supply the gas into the air bag, and may be a pyrotechnic type equipped with an igniter, or may be a cylinder type instead. Or the like.
- the main body of the aircraft safety device 690 is the same as the aircraft safety device 100 according to the above-described embodiment, and is configured to be able to eject a paraglider.
- a safety device activation signal is output to the gas generator of the air bag device 610 from the abnormality detection device having the same configuration as the above-described abnormality detection device 340, whereby the gas generator is operated.
- the air bag 611 is injected and expanded by the gas pressure generated by the gas generator. Thereby, when the flying body 630 falls, it is possible to protect an obstacle and a load, particularly a pedestrian.
- the abnormality is The safety device start signal is not output from the detection device to the gas generator.
- the abnormality detection device when the abnormality detection device is provided in the air bag device 610, it is possible to more reliably prevent the air bag device 610 from malfunctioning. Therefore, the reliability of the safety of the air bag device 610 can be improved.
- the other effects and advantages are the same as in the case of the above-described aircraft safety device 100.
- FIG. 17 is a schematic front view showing a state after the air bag 711 is deployed, of the flight body 730 provided with the flight vehicle safety device 790 according to the fourth modification.
- the configuration given the same lower two digits as the lower two digits given to the configuration shown in FIG. 4 is basically the same as the configuration described in FIG. 4. Because there is a case, the description may be omitted.
- a flight vehicle safety apparatus 790 according to the present modification differs from the flight vehicle safety apparatus 100 according to the first embodiment, and is an air bag that is a part of the flight vehicle safety apparatus 790.
- the device 710 faces the main body of the safety device 790 for aircraft provided on the upper part of the aircraft 731 of the aircraft 730 in the normal posture with the aircraft 731 interposed. It is provided.
- the air bag device 710 includes an air bag 711 and a gas generator, and inflates the air bag 711 by the gas pressure generated based on the ignition operation of the gas generator.
- the gas generator may be any type as long as it can supply the gas into the air bag, and may be a pyrotechnic type equipped with an igniter, or may be a cylinder type instead. Or the like.
- the main body of the flight vehicle safety device 790 is the same as the flight vehicle safety device 100 according to the above-described embodiment, and is configured to be able to eject a paraglider.
- a safety device activation signal is output to the gas generator of the air bag device 710 from the abnormality detection device having the same configuration as that of the above-described abnormality detection device 340, whereby the gas generator is operated.
- the air bag 711 When the gas generator operates, the air bag 711 is injected and expanded by the gas pressure generated by the gas generator. Thereby, when the flying object 730 falls, it is possible to protect obstacles and loads, particularly pedestrians. Further, in the present modification, various devices often provided in the lower part of the airframe 731 can be protected by the air bag 711.
- the abnormality is The safety device start signal is not output from the detection device to the gas generator.
- the air bag device 710 when the air bag device 710 is provided with the abnormality detection device, it is possible to more reliably prevent the air bag device 710 from malfunctioning. Therefore, the reliability of the safety of the air bag device 710 can be improved.
- the other effects and advantages are the same as in the case of the above-described aircraft safety device 100.
- the total weight of the aircraft including the safety device for the aircraft is m [kg]
- the speed of the aircraft at the time of fall is In the case of v [m / s]
- the speed of the flying object is 0.3 m / s to 11.7 m / s according to the total weight m. It is necessary to decelerate the aircraft early so that:
- the deployed object such as the parachute and the paraglider can be deployed early. It is important to design the system so that the above deceleration can be realized.
- the time from the time of injection by the injection device to the start of deployment of the deployable object is It is preferably within 10 seconds, more preferably within 8 seconds, still more preferably within 5 seconds, and in some cases within 3 seconds or within 1 second. It should be noted that the time from the start of ejection of the deployable to the completion of deployment varies depending on the length of the connecting member (ie line or cord) connecting the deployable to the flight, the total weight of the flight, etc. It is necessary to appropriately adjust the timing of the start of deployment of the object to be deployed according to these.
- a to-be-deployed body such as parachute or paraglider is rolled up or folded up.
- the explanation is made by exemplifying the case where it is configured to deploy at one time from the undeployed state, but when configured as such, the impact applied to the flying object at the time of deployment of the deployable body is large. There is also concern that it will become too much.
- the deployable body can be deployed stepwise, it is possible to reduce the impact applied to the flight body. From the viewpoint of achieving both the alleviation of the impact applied to the flying object and the simplification of the device configuration, it is preferable that the deployed object be configured to be deployed in two or three stages.
- the present invention is not limited to this. This may be realized by hardware.
- a micro gas generator having a structure such that a gas jet port is formed by an increase in internal pressure due to gas generated at the time of operation Or squibs may be used instead of the gas generator described above.
- the flight vehicle safety device having at least one of a parachute, a paraglider and an airbag as a safety mechanism is illustrated, but the safety mechanism is limited to these.
- the present invention can be applied to a safety device for a flight vehicle provided with the following safety mechanism other than the above.
- it may be a flight vehicle safety device provided with a safety mechanism capable of emitting signal bullets by a drive mechanism.
- a safety mechanism capable of emitting signal bullets by a drive mechanism.
- it may be a flight vehicle safety device provided with a safety mechanism capable of emitting a net by a drive mechanism.
- a safety mechanism capable of emitting a net by a drive mechanism.
- it may be a flight vehicle safety device provided with a safety mechanism capable of injecting a floating ring contracted or folded by an injection mechanism together with a drive mechanism and inflating and deploying the floating ring by the drive mechanism. .
- a safety mechanism capable of injecting a floating ring contracted or folded by an injection mechanism together with a drive mechanism and inflating and deploying the floating ring by the drive mechanism.
- the flight vehicle safety includes a safety mechanism capable of injecting the contracted or folded float (float) and parachute together with the drive mechanism by the injection mechanism, and deploying the float and parachute by the drive mechanism. It may be an apparatus. As a result, the falling speed at the time of crash of the flying object can be reduced, and the flying object can be prevented from being submerged, and furthermore, it can be used as a mark of a collection place when the flying object has fallen.
- the parachute is ejected together with the drive mechanism by the ejection mechanism, and after the parachute is deployed, a part of a plurality of connecting members connecting the parachute and the aircraft is cut by the drive mechanism, and the aircraft body
- a safety mechanism that can shift the center of gravity of the vehicle to fall sideways and then use the air bag device provided on the falling side of the flying object to mitigate the impact of a collision with the ground etc. It may be a safety device for a flying object.
- a paramotor for flight vehicles equipped with a safety mechanism that allows a so-called paramotor to be ejected together with the drive mechanism by the injection mechanism, and after the parachute or paraglider is completely deployed, the motor can be driven by the drive mechanism to rotate the propeller. It may be a safety device. This prevents the parachute or paraglider from getting caught in the propeller.
- a paramotor is a thing which can obtain a thrust and can fly by providing motive power (a propeller rotating machine by a motor etc.) in the harness part of a parachute or a paraglider.
- the flight vehicle safety includes a safety mechanism capable of emitting a sound generation device together with a drive mechanism by an injection mechanism, and operating the sound generation device at the time of crash of the flight body by the drive mechanism to notify danger to the surroundings. It may be an apparatus.
- a flight is provided with a safety mechanism capable of emitting a lighting device (such as a flashlight) together with a driving mechanism by a jetting mechanism and operating the lighting device at the time of crash of the flying object by the driving mechanism to notify danger to the surroundings.
- a lighting device such as a flashlight
- driving mechanism by a jetting mechanism
- operating the lighting device at the time of crash of the flying object by the driving mechanism to notify danger to the surroundings. It may be a personal safety device.
- the fire extinguisher is ejected together with the drive mechanism by the injection mechanism, and the fire extinguisher is operated at the time of crash of the flying body by the drive mechanism, and the flying body is provided with a safety mechanism capable of spraying a fire extinguishing agent around the airframe of the flying body. It may be a safety device.
- the injection mechanism includes a safety mechanism that ejects a parachute mounted object (for example, expensive devices) previously mounted so as to be ejectable together with the drive mechanism, and deploys the parachute of the parachute mounted object by the drive mechanism. It may be a safety device for an aircraft. Thereby, the said parachute equipped load can be protected intensively.
- a parachute mounted object for example, expensive devices
- the injection mechanism mounts an air bag device mounted object (for example, expensive devices) previously mounted so as to be injectable together with the drive mechanism, and the drive mechanism inflates the airbag of the air bag device mounted object.
- an air bag device mounted object for example, expensive devices
- the drive mechanism inflates the airbag of the air bag device mounted object.
- It may be a flight vehicle safety device provided with a safety mechanism to be deployed.
- a safety mechanism capable of emitting the rescue signal transmitter together with the drive mechanism by the injection mechanism, and operating the rescue signal transmitter at the time of crash of the flying object by the drive mechanism to transmit the rescue signal to the outside. It may be a safety device for a flying object. Thus, if the aircraft crashed, the crash point can be identified.
- a flight vehicle safety device equipped with a safety mechanism that ejects a black box (such as a flight recorder) with a parachute together with a drive mechanism by an injection mechanism and deploys the parachute of the black box with a parachute when the aircraft crashes by the drive mechanism. It is also good. Thereby, the said black box with a parachute can be protected intensively. As a result, flight data can be protected.
- a black box such as a flight recorder
- flight vehicles having a safety mechanism that ejects a black box with a floating ring (flight recorder etc.) together with a drive mechanism by an injection mechanism and deploys the floating ring of the black box with a floating ring when the flying body falls by the drive mechanism.
- a safety mechanism that ejects a black box with a floating ring (flight recorder etc.) together with a drive mechanism by an injection mechanism and deploys the floating ring of the black box with a floating ring when the flying body falls by the drive mechanism.
- It may be a safety device.
- the said black box with a floating ring can be protected intensively.
- flight data can be protected.
- the floating ring here is attached to the outside of the black box in a contracted or folded state before the actuation of the drive mechanism, and can expand and deploy when the actuation mechanism is operated.
- control unit may calculate the timing at which the vehicle is stabilized, and may be a safety device for a flight vehicle provided with a safety mechanism capable of operating the gas generator by the drive mechanism according to the timing to eject an injection.
- the attitude of the flying object can be stabilized by offsetting the rotational moment of the flying object using the reaction of the gas pressure of the gas generator.
- a safety device is a safety device attachable to an aircraft provided with a propulsion mechanism, which is used for securing the safety of the aircraft and objects outside the aircraft.
- the drive mechanism includes: a drive mechanism having at least one drive unit serving as a drive source of the safety mechanism; and an injection mechanism capable of injecting the drive mechanism together with the safety mechanism, the drive mechanism including the drive mechanism It is characterized in that it has an extension mechanism that operates the drive unit after a predetermined time has elapsed from the operation.
- the safety device of (1) further includes a control unit that controls the injection mechanism and the extension mechanism, and the injection mechanism and the extension mechanism simultaneously receive an operation signal from the control unit. It is preferable that the extension mechanism actuates the drive unit after a predetermined time has elapsed after receiving the actuation signal.
- the control of operating the drive unit can be performed easily and accurately after a predetermined time has elapsed since the operation of the injection mechanism.
- the safety mechanism is a parachute or paraglider that is deployably attached to the flight vehicle or a member provided on the flight vehicle via a connecting member.
- the injection mechanism is capable of injecting the parachute or the paraglider
- the drive mechanism is a deployment mechanism that is attached to the parachute or the paraglider and causes the parachute or the paraglider to be automatically deployed. Is preferred.
- the control unit configuration of the device can be simplified. As a result, it is possible to provide a safety device that can be made lighter than in the past.
- the injection mechanism includes a first injection portion and a second injection portion, and the first injection portion is directed to a predetermined position. It has a mechanism which injects an injection part, and after the 2nd injection part is injected by the 1st injection part, the 2nd injection part ejects the parachute or the paraglider. preferable.
- the second ejection part is ejected to a better position by the first ejection part so as not to be blocked by each part of the flying object, and the parachute from the second ejection part at that position. Or it can be deployed by injecting a paraglider. Therefore, the parachute or paraglider can be deployed so as not to get caught or caught in each part such as the propulsion mechanism of the flying object when attached to the flying object.
- the injection mechanism includes a first injection portion and a second injection portion, and the first injection portion is configured of the parachute or the paraglider.
- the device may have a mechanism for ejecting a withdrawal parachute, and the second ejection unit may eject the parachute or the paraglider after the withdrawal parachute is ejected by the first ejection unit.
- the parachute or paraglider can be deployed so as not to get caught or caught in each part such as the propulsion mechanism of the flying object when attached to the flying object.
- the injection mechanism is provided in a container having an opening at one end and the container, and the parachute or the paraglider is mounted.
- a movable member movable along the inner wall of the container, and an injection driving unit capable of injecting the movable member in the direction of the opening;
- the member is connected at one end to the parachute or the paraglider and at the other end to the flying object or a member provided to the flying object, and the opening is the propulsion in the height direction of the safety device It is preferable to be provided at a position higher than the mechanism.
- the parachute or paraglider can be deployed so as not to be caught in or caught in each part such as the propulsion mechanism of the flying object when attached to the flying object.
- the delaying mechanism incorporates a delaying drug into the igniter to adjust the ignition timing, and uses a motor and a plurality of gears for timing. It is preferable that it is a mechanical timer device that adjusts the electrical resistance, or an electrical timer device that uses an IC timer.
- the parachute or the paraglider can be developed precisely after a predetermined time has elapsed since the parachute or the paraglider has been ejected.
- the safety device is provided inside or outside of the parachute or the paraglider, and is wound or folded together with the parachute or the paraglider, and is wound or folded And the bag-like member capable of expanding the parachute or paraglider in a rolled up or folded up state when expanded into a tubular form from the state, and the bag-like member in operation And a gas generator capable of causing the gas generated inside the member to flow and inflating the bag-like member.
- the parachute is provided inside or outside of the parachute or the paraglider, and wound or folded separately from the parachute or the paraglider,
- the parachute which can be expanded into a tubular shape from a taken or folded state, and can expand the parachute or the paraglider in a rolled up or folded state when expanded into the tubular shape
- a gas generator capable of causing the gas generated inside the bag-like member to flow into the bag-like member at the time of operation and inflating the bag-like member.
- the structure is simple, and the deployment time of the parachute or paraglider can be shortened, and the safety of the parachute or paraglider can be deployed with a very small amount of gas than conventional. It can provide the device.
- the parachute often has an umbrella-like base shape, is connected to the object to be protected by a cord, and is decelerated using air resistance.
- the parachute includes an umbrella, a single umbrella, a plurality of umbrellas having the same shape and a plurality of umbrellas having different shapes. Furthermore, there are parachutes in which the center of the umbrella is closed or in which the hole called "spillhole” is opened at the center of the umbrella. These are appropriately selected in order to reduce the influence of disturbances such as shock reduction, settlement speed, and wind at the time of parachute deployment.
- the paraglider generally has a wing shape with an aspect ratio of 1 or more, and a steering cord called a break cord is connected from the left and right ends of the wing.
- a steering cord called a break cord
- various stresses applied to the wing cross section can be changed, and as a result, gliding, turning and rapid deceleration can be performed. For this reason, the paraglider can perform gliding, turning, and decelerating that can not be done with the parachute.
- Similar in construction there are also logaro-type paragliders.
- paragliders with air intake are the mainstream, but some do not.
- a paraglider with air intake is more preferable for stable flight.
- a paraglider that can be propulsively driven by attaching a propulsion device such as a propeller may be used.
- the gas generator is a pyrotechnic type having an igniter inside.
- gas can be generated instantaneously.
- a non-explosive gas cylinder type gas generator is used, a sharp member such as a needle and a compressed spring are connected, and the sharp member is blown using a spring force to seal the cylinder. It will collide with the plate to release the gas.
- a servomotor is usually used to release the compression force of the spring, but the gas generation rate of the gas cylinder type gas generator is It is greatly inferior to the bowl.
- a high strength locking member is required, which increases the cost and weight. Therefore, using a gas generator having a pyrotechnic igniter makes it possible to reduce the size and weight of the safety device as compared to the non-explosive gas cylinder type.
- the extension mechanism be an ignition delay mechanism that delays the ignition of the igniter for a predetermined time.
- ignition delay means that the gas is released from the gas generator at a timing delayed from the timing at which the parachute or paraglider is injected, and the parachute or paraglider is developed.
- the parachute or paraglider can be deployed. Note that if the parachute or paraglider is simultaneously ejected and deployed, the parachute or paraglider may start to be deployed in the ejection device and may interfere with the ejection. It is also conceivable that the parachute or paraglider may be entangled in a propulsion device or other part such as an aircraft to which the deployment device is attached when the parachute or paraglider is simultaneously ejected and deployed.
- the parachute or paraglider when the parachute or paraglider has been released from the gas generator, the parachute or paraglider has been released from the inside of the injection device to such an extent that the parachute or paraglider does not interfere with the propulsion device or other part provided in the aircraft. It is preferable to appropriately set a delay time (a time from injection of a parachute or paraglider to development thereof) by the ignition delay mechanism so that gas is released.
- the igniter internally comprises an ignition agent and an ignition means capable of generating flame energy for igniting the ignition agent
- the ignition delay mechanism is
- a delay agent is provided between the ignition agent and the ignition means, and transmits the flame energy of the ignition means with a time lag to the ignition agent.
- a composition that serves to convert electric energy input to the igniter into flame energy inside the igniter, retain the flame energy, and transmit a time difference to the next ignition medicine.
- this pharmaceutical agent comprises at least one or more oxidizing agents selected from the group consisting of oxides and peroxides, metal simple substances or metal nitrides, metal silicon compounds, metal fluorine compounds, metal sulfides, metal phosphorus It is composed of a reducing agent at least one or more selected from compounds and the like.
- the ignition delay mechanism includes an electric circuit having a power supply and a switch of the power supply, and a switch control unit that controls the switch. May be provided.
- the ignition delay mechanism includes a power supply, a positive electrode plate, a negative electrode plate facing the positive electrode plate, and the positive electrode plate and the negative electrode removably.
- a switch having an insulator sandwiched between the plates and capable of changing the power supply from the off state to the on state, one end thereof being connected to the insulator, and the other end being the main body of the injection mechanism or the above
- a switch connecting member connected to a predetermined portion of the safety mechanism to which the safety mechanism is fixed, wherein the safety mechanism is for the switch when the parachute or the paraglider is ejected. It may be pulled by the connecting member and removed from between the positive electrode plate and the negative electrode plate, and the positive electrode plate and the negative electrode plate may be brought into contact to change the power supply from off to on.
- the deployment timing of the parachute or paraglider can be controlled appropriately and accurately.
- the safety mechanism in order for the safety mechanism to operate at a timing delayed with respect to the injection mechanism, it is necessary to hold the lead wire necessary for transmitting the operation signal even during injection on the parachute or paraglider side. Yes, there is concern about component weight increase and lead wire breakage.
- units for controlling the injection mechanism and the safety mechanism are respectively required, resulting in complication and increased weight.
- the length of the switch connecting member be adjustable in the ignition delay mechanism.
- the timing which supplies with electricity to the igniter in a gas generator can be adjusted suitably.
- the bag-like member has a plurality of tubular portions formed radially or in a lattice.
- the plurality of tubular portions provided in a wide range of the parachute or paraglider can be expanded by the gas generated by one or more gas generators, so that winding is possible.
- Parachutes or paragliders in a taken or folded state can be made more easily deployable.
- there are a plurality of gas generators one is more preferable because the structure becomes complicated and the weight and cost increase.
- the bag-like member may be provided along the longitudinal direction of the paraglider at the time of deployment.
- the paraglider in the compactly wound state or the folded state can be developed more efficiently.
- the paraglider includes a plurality of air chambers inside, and a plurality of air intakes provided in the front portion so as to correspond to the air chambers respectively.
- the bag-like member includes a wing-like member having a mouth, and the bag-like member is provided inside or outside of the wing-like member and in the vicinity of the plurality of air intake ports of the paraglider at the time of deployment. It is preferable to extend along the inlet.
- the wing-like member of the paraglider in a wound state or a folded state is forcibly and instantaneously deployed
- the pressure inside the wing is negative.
- air can be forced to flow from the plurality of air intake ports into the inside of the wing-like member, so that the wing-like member of the paraglider can be rapidly deployed.
- the safety mechanism deploys an air bag mounted in an expandable manner on the flying object or a member provided on the flying object.
- the drive mechanism may be a deployment mechanism attached to the air bag for automatically deploying the air bag.
- the safety device of the above (19) is provided inside or outside the air bag, and is wound or folded together with the air bag, and it is formed into a tube shape from the wound state or the folded state
- An expandable, bag-like member capable of deploying the air bag in a wound or folded state when expanded into the tubular shape, and a gas generated inside the bag-like member when activated
- a gas generator capable of inflating the bag-like member.
- the safety device of the above (19) is provided inside or outside the air bag, and is wound or folded separately from the air bag, and in a wound state or a mat And the bag-like member capable of expanding the air bag in a rolled up state or a folded up state when expanded into a tubular shape, and the bag-like member in operation And a gas generator capable of causing the gas generated inside the member to flow and inflating the bag-like member.
- this bag-like member When gas is allowed to flow into the above-mentioned rolled or folded bag-like member, this bag-like member easily expands into a tubular (tubular or tubular) shape having an internal space. Be done.
- the structure can be simplified and the deployment time of the airbag can be shortened, and the deployment of the airbag can be performed with a very small amount of gas compared to the conventional one. Become.
- An aircraft according to the present invention includes an airframe, the safety device of (1) to (18) or / and the safety device of (19) to (21), which is coupled to the airframe. And one or more propulsion mechanisms coupled to the body for propelling the body.
- the structure is relatively simple and can be made lighter than those provided with the conventional safety device. It can provide protectable bodies of the body and collisions.
- the safety device of (3) to (18) is provided, the structure is simple and the deployment time of the parachute or paraglider can be shortened, and the parachute or paraglider with a very small amount of gas compared with the prior art. Can be deployed to provide a safer flight vehicle.
- the structure is simple and the deployment time of the air bag can be shortened. Gas makes it possible to deploy airbags and provide a safer vehicle.
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Abstract
Description
まず、実施の形態1として、被展開体としてパラグライダーを具備した飛行体用安全装置およびこれを備えた飛行体について説明する。
次に、第1変形例として、被展開体としてパラシュートを具備した飛行体用安全装置およびこれを備えた飛行体について説明する。
次に、第2変形例として、被展開体としてエアバッグを具備した飛行体用安全装置およびこれを備えた飛行体について説明する。
次に、実施の形態2に係る飛行体用安全装置およびこれを備えた飛行体について説明する。なお、実施の形態2に係る飛行体用安全装置は、被展開体としてパラグライダーを具備するものである。
次に、実施の形態3に係る飛行体用安全装置およびこれを備えた飛行体について説明する。なお、実施の形態3に係る飛行体用安全装置は、被展開体としてパラグライダーを具備するものである。なお、本実施の形態において、前述の図9ないし図12において示された構成に付された符号の下二桁と同じ下二桁が付された構成は、当該図9ないし図12において説明した構成と基本的に同じものであるため、その説明を省略する場合がある。また、本実施の形態において、特に説明がない限り、その他の構成については、上述した実施の形態2と同様である。
次に、第3変形例として、被展開体としてパラグライダーおよびエアバッグを具備した飛行体用安全装置およびこれを備えた飛行体について説明する。
次に、第4変形例として、被展開体としてパラグライダーおよびエアバッグを具備した飛行体用安全装置およびこれを備えた飛行体について説明する。
近年、各国において無人航空機の落下時の安全性を確保する観点から、各種の法規制が整備されつつある。その一つとして、無人航空機の落下時において、無人航空機が何らかの対象物に衝突する際の衝撃値を所定値以下に制限することが行なわれている。許容される衝撃値の上限は、各国において異なるものの、たとえば69[J]未満に制限される場合がある。
以上において説明した実施の形態1ないし3および第1ないし第4変形例ならびに上述したその他の変形例の開示内容の特徴的な構成を項立てて要約すれば、以下のとおりとなる。
Claims (23)
- 推進機構を備えた飛行体に取付けが可能な飛行体用安全装置であって、
飛行体および飛行体の外部の対象物の少なくともいずれかの安全を確保することに使用される安全機構と、
前記安全機構の駆動源となる少なくとも1つ以上の駆動部を有した駆動機構と、
前記駆動機構を前記安全機構と共に射出可能な射出機構と、
前記射出機構による前記安全機構の射出が開始された後に前記安全機構が前記駆動機構によって駆動されるように前記駆動機構の動作を制御する制御機構とを備えた、飛行体用安全装置。 - 前記射出機構および前記制御機構が、同時に作動信号を受け取るものであり、
前記駆動部が、内部に点火器を有する火薬式のガス発生器からなり、
前記点火器が、着火されることで燃焼する燃焼剤と、前記燃焼剤を着火する熱エネルギーを発生させる着火部と、前記燃焼剤および前記着火部の間に介在するように設けられ、これにより前記着火部で発生した熱エネルギーを前記燃焼剤に時間差をもって伝える延時薬とを含み、
前記制御機構が、前記延時薬からなる、請求項1に記載の飛行体用安全装置。 - 前記射出機構および前記制御機構が、同時に作動信号を受け取るものであり、
前記制御機構が、前記射出機構の作動から所定時間経過後に前記駆動機構を作動させる作動遅延機構からなる、請求項1に記載の飛行体用安全装置。 - 前記作動遅延機構が、モーターおよび複数の歯車を用いて前記駆動部の作動のタイミングを遅らせる機械式タイマー装置、または、ICタイマーを用いて前記駆動部の作動のタイミングを遅らせる電気式タイマー装置である、請求項3に記載の飛行体用安全装置。
- 機体と、
前記機体に設けられるとともに前記機体を推進させる推進機構と、
請求項1から4のいずれかに記載の飛行体用安全装置とを備え、
前記飛行体用安全装置が、前記機体に取付けられている、飛行体。 - 前記安全機構が、非展開状態において巻き取られまたは畳まれており、展開状態において揚力および浮力の少なくともいずれかを発生させることができる被展開体からなり、
前記射出機構が、前記被展開体に連結部材を介して連結されているとともに、非展開状態にある前記被展開体を空中に向けて射出するための射出装置からなり、
前記駆動機構が、前記被展開体に設けられているとともに、前記被展開体を展開させる展開機構である、請求項1に記載の飛行体用安全装置。 - 前記射出装置が、第1射出部および第2射出部を含み、
前記第1射出部が、前記被展開体および前記第2射出部を空中に向けて射出するものであり、
前記第2射出部が、前記第1射出部によって射出された後に前記被展開体を空中に向けて射出するものである、請求項6に記載の飛行体用安全装置。 - 前記射出装置が、第1射出部および第2射出部を含み、
前記第1射出部が、前記被展開体を引き出すための引き出し用パラシュートを空中に向けて射出するものであり、
前記第2射出部が、前記第1射出部によって前記引き出し用パラシュートが射出された後に前記被展開体を空中に向けて射出するものである、請求項6に記載の飛行体用安全装置。 - 前記展開機構が、前記被展開体に設けられた袋状部材と、前記被展開体に設けられた前記駆動部としてのガス発生器とを含み、
前記袋状部材が、非展開状態にある前記被展開体と共に巻き取られまたは畳まれているかあるいは前記被展開体と別々に巻き取られまたは畳まれており、少なくともその一部がチューブ状に膨張することにより、非展開状態にある前記被展開体を展開させるものからなり、
前記ガス発生器が、作動時において発生したガスを前記袋状部材の内部に流入させることにより、前記袋状部材を膨張させるものからなる、請求項6から8のいずれかに記載の飛行体用安全装置。 - 前記袋状部材が、放射状または格子状に形成された複数の管状部を有するものからなる、請求項9に記載の飛行体用安全装置。
- 前記被展開体が、展開状態において平面視細長の形状を有しており、
前記袋状部材が、展開状態における前記被展開体の長手方向に沿って延在するように配設されている、請求項9または10に記載の飛行体用安全装置。 - 前記被展開体が、複数の空気室を内部に有するとともに、前記複数の空気室の各々に対応するように前方部に設けられた複数の空気取り込み口を有する翼状部材からなり、
前記袋状部材が、前記被展開体のうちの前記複数の空気取り込み口が設けられた部分の近傍に沿って延在するように、前記被展開体の内部または外部に配設されている、請求項9から11のいずれかに記載の飛行体用安全装置。 - 前記ガス発生器が、内部に点火器を有する火薬式のものからなり、
前記点火器が、着火されることで燃焼する燃焼剤と、前記燃焼剤を着火する熱エネルギーを発生させる着火部と、前記燃焼剤および前記着火部の間に介在するように設けられ、これにより前記着火部で発生した熱エネルギーを前記燃焼剤に時間差をもって伝える延時薬とを含み、
前記制御機構が、前記延時薬からなる、請求項9から12のいずれかに記載の飛行体用安全装置。 - 前記ガス発生器が、内部に点火器を有する火薬式のものからなり、
前記制御機構が、前記射出装置の作動から所定時間経過後に前記ガス発生器を作動させる作動遅延機構からなる、請求項9から12のいずれかに記載の飛行体用安全装置。 - 前記ガス発生器を作動させるための電力を供給する電気回路をさらに備え、
前記電気回路が、電源と、前記電源のオンおよびオフを切り替えるスイッチとを含み、
前記作動遅延機構が、前記電気回路と、前記スイッチの動作を切り替えるスイッチ用制御部とによって構成されている、請求項14に記載の飛行体用安全装置。 - 前記スイッチが、正極板と、前記正極板に対向する負極板と、取外し可能に前記正極板および前記負極板に挟持された絶縁体とを有し、
前記スイッチ用制御部が、一端が前記絶縁体に連結されているとともに、他端が前記射出装置に連結されているかあるいは飛行体に連結される紐部材を有し、
前記射出装置によって前記被展開体が射出されることにより、前記絶縁体が前記紐部材によって引っ張られることで前記正極板および前記負極板の間から引き抜かれ、これにより前記正極板および前記負極板が接触することで前記電源がオフからオンに切り替わる、請求項15に記載の飛行体用安全装置。 - 前記絶縁体に連結される前記紐部材の前記一端と、前記射出装置に連結されるかあるいは飛行体に連結される前記紐部材の前記他端との間の長さが、可変に調節可能である、請求項16に記載の飛行体用安全装置。
- 機体と、
前記機体に設けられるとともに前記機体を推進させる推進機構と、
請求項6から17のいずれかに記載の飛行体用安全装置とを備え、
前記飛行体用安全装置が、前記機体に取付けられている、飛行体。 - 前記射出装置が、開口部を一端部側に有するとともに前記被展開体を収容する容器と、前記容器の内壁面に沿って移動可能に設けられた移動部材と、前記移動部材を前記開口部側に向けて移動させる射出用駆動部とを含み、
前記移動部材が、前記被展開体が載置された載置台を前記開口部側に有し、
前記開口部が、前記移動部材の移動方向である高さ方向において、前記推進機構よりも高い位置に配設されている、請求項18に記載の飛行体。 - 前記安全機構が、非展開状態において巻き取られまたは畳まれており、展開状態においてクッションとなる被展開体としてのエアバッグからなり、
前記射出機構が、前記エアバッグに連結部材を介して連結されているとともに、非展開状態にある前記エアバッグを空中に向けて射出するための射出装置からなり、
前記駆動機構が、前記エアバッグに設けられているとともに、前記エアバッグを展開させる展開機構である、請求項1に記載の飛行体用安全装置。 - 前記展開機構が、前記エアバッグに設けられた袋状部材と、前記エアバッグに設けられた前記駆動部としてのガス発生器とを含み、
前記袋状部材が、非展開状態にある前記エアバッグと共に巻き取られまたは畳まれているかあるいは前記エアバッグと別々に巻き取られまたは畳まれており、少なくともその一部がチューブ状に膨張することにより、非展開状態にある前記エアバッグを展開させるものからなり、
前記ガス発生器が、作動時において発生したガスを前記袋状部材の内部に流入させることにより、前記袋状部材を膨張させるものからなる、請求項20に記載の飛行体用安全装置。 - 機体と、
前記機体に設けられるとともに前記機体を推進させる推進機構と、
請求項20または21に記載の飛行体用安全装置とを備え、
前記飛行体用安全装置が、前記機体に取付けられている、飛行体。 - 前記機体に脚部が設けられており、
前記飛行体用安全装置が、前記脚部に隣接して位置している、請求項22に記載の飛行体。
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| CN201880054595.5A CN111295334B (zh) | 2017-08-24 | 2018-06-19 | 飞行体用安全装置及飞行体 |
| EP18848766.4A EP3674218B1 (en) | 2017-08-24 | 2018-06-19 | Flight vehicle safety device and flight vehicle |
| JP2022123300A JP7232374B2 (ja) | 2017-08-24 | 2022-08-02 | 飛行体 |
| US18/055,785 US12202611B2 (en) | 2017-08-24 | 2022-11-15 | Aerial vehicle safety apparatus and aerial vehicle |
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| US18/055,785 Continuation US12202611B2 (en) | 2017-08-24 | 2022-11-15 | Aerial vehicle safety apparatus and aerial vehicle |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200317337A1 (en) * | 2019-04-07 | 2020-10-08 | Donald Lee Chalker | Unmanned Aerial Vehicle With Ducted Rotors |
| CN112585059A (zh) * | 2019-07-29 | 2021-03-30 | 乐天株式会社 | 无人飞行装置 |
| JP2021066432A (ja) * | 2020-12-28 | 2021-04-30 | 楽天株式会社 | 飛行体及び標識表示方法 |
| JP2021066372A (ja) * | 2019-10-25 | 2021-04-30 | 学校法人慶應義塾 | パラシュート |
| JP2021066201A (ja) * | 2019-10-17 | 2021-04-30 | 楽天株式会社 | 飛行体及び標識表示方法 |
| WO2021085352A1 (ja) * | 2019-10-31 | 2021-05-06 | 日本化薬株式会社 | 飛行体用安全装置、および、飛行体用安全装置への被展開体の収納方法 |
| US20210197773A1 (en) * | 2019-12-31 | 2021-07-01 | E-Shoot, LLC | Electronic Parachute Deployment System |
| WO2022168793A1 (ja) | 2021-02-02 | 2022-08-11 | 株式会社ダイセル | 安全装置及び飛行体 |
| EP4091941A4 (en) * | 2020-01-15 | 2024-01-17 | Nipponkayaku Kabushikikaisha | Circuit anomaly diagnosis device, current generation device, aircraft deployable body ejection device, aircraft airbag device, and aircraft cutoff device |
| JP2024071569A (ja) * | 2020-06-08 | 2024-05-24 | 株式会社エアロネクスト | 回転翼機およびその姿勢制御方法 |
| CN118811094A (zh) * | 2024-08-08 | 2024-10-22 | 襄阳宏伟航空器有限责任公司 | 一种弹伞装置及无人机 |
| US12503085B2 (en) * | 2023-08-24 | 2025-12-23 | Adrian Herrera | Electronic parachute deployment system |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019039062A1 (ja) * | 2017-08-24 | 2019-02-28 | 日本化薬株式会社 | 飛行体用安全装置および飛行体 |
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| JP7623897B2 (ja) * | 2021-05-31 | 2025-01-29 | 日本化薬株式会社 | 安全装置、および、安全装置を備えた飛行体 |
| JP1714249S (ja) * | 2021-09-03 | 2022-05-09 | ドローン用パラシュート格納器 | |
| CN114355975B (zh) * | 2021-12-30 | 2024-03-05 | 达闼机器人股份有限公司 | 飞行设备回巢的方法、系统、处理设备及介质 |
| KR102680306B1 (ko) * | 2023-11-23 | 2024-07-01 | 황영광 | 드론용 에어백 유닛 |
| KR102732371B1 (ko) * | 2023-12-29 | 2024-11-21 | 박유빈 | 안정적인 착지와 충격 완충 기능을 가진 드론 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS48104300A (ja) * | 1972-04-13 | 1973-12-27 | ||
| JPS5014320Y1 (ja) * | 1972-07-27 | 1975-05-02 | ||
| JPS60203598A (ja) * | 1984-03-28 | 1985-10-15 | 細谷火工株式会社 | パラシユ−ト全開装置 |
| JP2001120848A (ja) * | 1999-10-25 | 2001-05-08 | Heikon Ryu | ラジコン模型飛行物の安全装置およびラジコン模型飛行物 |
| JP2003154020A (ja) | 2001-11-21 | 2003-05-27 | Yamada Dobby Japan:Kk | 緊急用パラシュート |
| JP2007083837A (ja) * | 2005-09-21 | 2007-04-05 | Ihi Aerospace Co Ltd | ロケット及び航空機を用いたロケット発射方法 |
| JP2016088111A (ja) * | 2014-10-29 | 2016-05-23 | ヤンマー株式会社 | ヘリコプター |
| WO2016171120A1 (ja) * | 2015-04-19 | 2016-10-27 | 株式会社プロドローン | 無人航空機 |
Family Cites Families (53)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1189112A (en) | 1915-08-24 | 1916-06-27 | Claude R Howorth | Safety-parachute for aeronauts. |
| US1337788A (en) | 1918-11-23 | 1920-04-20 | Mott Samuel Dimmick | Airman's life-preserver |
| US1840618A (en) | 1930-08-11 | 1932-01-12 | Joseph E Castner | Parachute |
| US1861784A (en) | 1930-10-01 | 1932-06-07 | Thomas B Brown | Parachute opener |
| US2414859A (en) * | 1944-11-22 | 1947-01-28 | Donald R Demaline | Aircraft landing wheel support |
| JPS535540B2 (ja) | 1973-06-07 | 1978-02-28 | ||
| US4105173A (en) | 1973-11-26 | 1978-08-08 | Bucker Henrique Oswaldo | Inflatable parachute for use as escape or sporting device |
| DE3321194C1 (de) | 1983-06-11 | 1985-01-31 | Dornier Gmbh, 7990 Friedrichshafen | Aus flexiblem Werkstoff gebildeter Gleitfallschirm |
| JPH03114497U (ja) | 1990-03-09 | 1991-11-25 | ||
| JPH043898U (ja) | 1990-04-26 | 1992-01-14 | ||
| US5244169A (en) | 1992-05-15 | 1993-09-14 | Vertigo, Inc. | Inflatable structure paraglider |
| US5303883A (en) | 1993-07-16 | 1994-04-19 | The United States Of America As Represented By The Secretary Of The Army | Gliding decelerator including an assembly for improving the lift to drag ratio associated therewith |
| US5362017A (en) | 1993-11-24 | 1994-11-08 | The United States Of America As Represented By The Secretary Of The Army | Parawing |
| CH691802A5 (fr) | 1995-11-29 | 2001-10-31 | Laurent De Kalbermatten | Dispositif de gonflage d'une voilure de planeur de pente. |
| FR2749563A1 (fr) * | 1996-06-10 | 1997-12-12 | Le Blanc Michel | Parapente avec boudin gonflable transversal |
| IL120498A (en) | 1997-03-20 | 2001-04-30 | Israel State | External airbag protection system for helicopter |
| DE19961035A1 (de) * | 1999-12-16 | 2001-07-05 | Fly Market Flugsport Zubehoer | Paragleiter |
| US20030025038A1 (en) * | 2001-08-06 | 2003-02-06 | Lockheed Martin Corporation | Autonomous control of a parafoil recovery system for UAVs |
| US6705572B1 (en) | 2002-03-05 | 2004-03-16 | Karim S Christopher | Emergency low altitude parachute wherein canopy is deployed and inflated prior to use |
| CN1459402A (zh) * | 2002-05-19 | 2003-12-03 | 袁世正 | 安全型航空器 |
| JP2005323811A (ja) | 2004-05-14 | 2005-11-24 | Hochiki Corp | 消火装置 |
| JP2006122374A (ja) | 2004-10-29 | 2006-05-18 | Hochiki Corp | 消火装置 |
| JP4907931B2 (ja) | 2005-09-15 | 2012-04-04 | 日本化薬株式会社 | ガス発生器 |
| KR100783075B1 (ko) | 2007-01-31 | 2007-12-07 | 김용선 | 인명구조용 낙하산 |
| IL184216A0 (en) | 2007-06-25 | 2008-01-06 | Rafael Advanced Defense Sys | Two-stage airbag inflation system with pyrotechnic delay |
| CN101391654A (zh) * | 2007-09-21 | 2009-03-25 | 厦门中虎网络科技有限公司 | 安全救生飞机 |
| US20120049005A1 (en) | 2009-10-06 | 2012-03-01 | Suh Bong H | Mechanically opening parachute |
| US8403268B2 (en) | 2010-07-09 | 2013-03-26 | Aerazur | Pilot chute device |
| EP2730882B1 (en) | 2011-07-08 | 2018-03-14 | IHI Aerospace Co., Ltd. | Corner reflector |
| US9169025B2 (en) * | 2012-02-27 | 2015-10-27 | Borealis Technical Limited | Method for inflight deicing of landing gear and wheel bays in aircraft with onboard drive means |
| CN202609080U (zh) | 2012-03-22 | 2012-12-19 | 杨育会 | 具有伞降装置的无人旋翼飞行器 |
| CN103538725B (zh) * | 2012-07-16 | 2016-04-27 | 中国人民解放军军械工程学院 | 直升机应急逃生系统 |
| US20150314881A1 (en) * | 2012-11-26 | 2015-11-05 | Wisec Ltd | Safety apparatus for a multi-blade aircraft |
| CN103935522B (zh) * | 2014-03-03 | 2016-06-15 | 浙江大学 | 一种旋翼式无人机失控坠落保护装置以及保护方法 |
| EP3169974A2 (en) * | 2014-07-18 | 2017-05-24 | Altec S.p.A. | Image and/or radio signals capturing platform |
| CN104118564B (zh) * | 2014-07-21 | 2016-01-13 | 张行晔 | 一种多旋翼飞行器安全保护系统 |
| US9613539B1 (en) | 2014-08-19 | 2017-04-04 | Amazon Technologies, Inc. | Damage avoidance system for unmanned aerial vehicle |
| ES2645654T3 (es) | 2015-01-30 | 2017-12-07 | Vysoke Uceni Technicke V Brne | Equipo de emergencia para vehículos aéreos no tripulados |
| EP3268279A4 (en) | 2015-03-09 | 2018-08-08 | World View Enterprises Inc. | Rigidized assisted opening system for high altitude parafoils |
| CN204507269U (zh) | 2015-03-27 | 2015-07-29 | 马鞍山市赛迪智能科技有限公司 | 一种拦截空中飞行器的无人机 |
| KR101609103B1 (ko) | 2015-08-27 | 2016-04-04 | 한국항공우주연구원 | 추락사고 방지 드론 |
| CN105253306A (zh) * | 2015-11-09 | 2016-01-20 | 杨珊珊 | 一种设置有坠落保护装置的无人飞行器及其坠落保护方法 |
| US10717538B2 (en) | 2016-02-12 | 2020-07-21 | Cirrus Design Corporation | Bridle for aircraft parachute deployment rocket |
| FR3046988B1 (fr) * | 2016-09-19 | 2022-02-11 | Airbot Systems | Systeme d'ejection de parachute pour aeronef |
| TWM544472U (zh) | 2016-12-16 | 2017-07-01 | you-zheng Xu | 具有彈射降落傘的載人電動旋翼機 |
| CN107054666B (zh) | 2017-01-07 | 2019-07-05 | 温岭鸿方智能科技有限公司 | 旋翼式无人机失控坠落保护装置及其保护方法 |
| CN106809396A (zh) | 2017-02-28 | 2017-06-09 | 中航维拓(天津)科技有限公司 | 一种使用产气药的旋翼飞行器伞降装置 |
| CN106892096B (zh) | 2017-03-08 | 2019-02-01 | 黑龙江美来天鹰科技服务有限公司 | 一种便于安全飞行的智能无人机 |
| JP7046923B2 (ja) | 2017-04-11 | 2022-04-04 | 日本化薬株式会社 | 飛行体および飛行体の制御方法 |
| WO2019039062A1 (ja) | 2017-08-24 | 2019-02-28 | 日本化薬株式会社 | 飛行体用安全装置および飛行体 |
| JP7086083B2 (ja) * | 2017-08-24 | 2022-06-17 | 日本化薬株式会社 | 飛行体用安全装置および飛行体 |
| US11591110B2 (en) | 2017-11-10 | 2023-02-28 | Nippon Kayaku Kabushiki Kaisha | Aerial vehicle safety apparatus and aerial vehicle |
| TWI755051B (zh) * | 2020-09-04 | 2022-02-11 | 財團法人工業技術研究院 | 無人機降落傘裝置及其開傘方法 |
-
2018
- 2018-06-19 WO PCT/JP2018/023358 patent/WO2019039062A1/ja not_active Ceased
- 2018-06-19 JP JP2019537948A patent/JP7118976B2/ja active Active
- 2018-06-19 US US16/640,432 patent/US11530046B2/en active Active
- 2018-06-19 EP EP18848766.4A patent/EP3674218B1/en active Active
- 2018-06-19 CN CN201880054595.5A patent/CN111295334B/zh active Active
-
2022
- 2022-08-02 JP JP2022123300A patent/JP7232374B2/ja active Active
- 2022-11-15 US US18/055,785 patent/US12202611B2/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS48104300A (ja) * | 1972-04-13 | 1973-12-27 | ||
| JPS5014320Y1 (ja) * | 1972-07-27 | 1975-05-02 | ||
| JPS60203598A (ja) * | 1984-03-28 | 1985-10-15 | 細谷火工株式会社 | パラシユ−ト全開装置 |
| JP2001120848A (ja) * | 1999-10-25 | 2001-05-08 | Heikon Ryu | ラジコン模型飛行物の安全装置およびラジコン模型飛行物 |
| JP2003154020A (ja) | 2001-11-21 | 2003-05-27 | Yamada Dobby Japan:Kk | 緊急用パラシュート |
| JP2007083837A (ja) * | 2005-09-21 | 2007-04-05 | Ihi Aerospace Co Ltd | ロケット及び航空機を用いたロケット発射方法 |
| JP2016088111A (ja) * | 2014-10-29 | 2016-05-23 | ヤンマー株式会社 | ヘリコプター |
| WO2016171120A1 (ja) * | 2015-04-19 | 2016-10-27 | 株式会社プロドローン | 無人航空機 |
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Also Published As
| Publication number | Publication date |
|---|---|
| EP3674218B1 (en) | 2025-05-07 |
| JP7118976B2 (ja) | 2022-08-16 |
| US12202611B2 (en) | 2025-01-21 |
| JP7232374B2 (ja) | 2023-03-02 |
| EP3674218A1 (en) | 2020-07-01 |
| JPWO2019039062A1 (ja) | 2020-09-17 |
| CN111295334B (zh) | 2024-06-07 |
| EP3674218A4 (en) | 2021-05-26 |
| CN111295334A (zh) | 2020-06-16 |
| US20200198790A1 (en) | 2020-06-25 |
| JP2022140625A (ja) | 2022-09-26 |
| US11530046B2 (en) | 2022-12-20 |
| US20230093952A1 (en) | 2023-03-30 |
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