CN213186195U - game vision aids - Google Patents
game vision aids Download PDFInfo
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- CN213186195U CN213186195U CN202022273387.1U CN202022273387U CN213186195U CN 213186195 U CN213186195 U CN 213186195U CN 202022273387 U CN202022273387 U CN 202022273387U CN 213186195 U CN213186195 U CN 213186195U
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Abstract
本实用新型提供了一种游戏视野辅助装置，包括：主体、一端可滑动地设置于所述主体内另一端从所述主体第一侧伸出的滑动机构、与所述滑动机构铰接的连杆、一端与所述连杆第一段铰接另一端设有触屏头的联动杆，所述滑动机构设有由压簧顶出以用于与所述连杆第二段相抵的顶杆，所述连杆与所述滑动机构的铰接点位于所述连杆第一段与第二段之间，所述主体上设有供所述联动杆穿过的限位环，所述联动杆穿过所述限位环且所述联动杆的两端分别位于所述主体两侧。解决了现有技术中利用手游视野辅助装置查看视野时，按压中指滑动块，触屏头反而向远离屏幕的方向运行，无法移动并查看视野的问题，使使用者能够方便地查看游戏视野，降低游戏操作难度。
The utility model provides a game vision auxiliary device, comprising: a main body, a sliding mechanism whose one end is slidably arranged in the main body and the other end protrudes from the first side of the main body, and a connecting rod hinged with the sliding mechanism , One end is hinged with the first section of the connecting rod, and the other end is provided with a linkage rod with a touch screen head, and the sliding mechanism is provided with a push rod pushed out by a compression spring for abutting with the second section of the connecting rod, so The hinge point of the connecting rod and the sliding mechanism is located between the first section and the second section of the connecting rod, the main body is provided with a limit ring for the linkage rod to pass through, and the linkage rod passes through Both ends of the limiting ring and the linkage rod are respectively located on both sides of the main body. The invention solves the problem in the prior art that when the middle finger sliding block is pressed to view the field of view by using the mobile game visual field aid device, the touch screen head runs in a direction away from the screen and cannot move and check the field of view, so that the user can conveniently view the game field of view. Reduce the difficulty of game operation.
Description
Technical Field
The utility model relates to a touch screen mobile terminal peripheral hardware technical field, more specifically say, relate to a recreation field of vision auxiliary device.
Background
At present, when a player plays a royal person glory or MOBA game by using a touch screen mobile terminal such as a mobile phone or a tablet, the player usually needs to touch a sliding screen by using a forefinger or a thumb to check the field of view, and the operation is very inconvenient. In order to solve the above problems, the prior art provides a visual field auxiliary device for a hand trip, and the application numbers are: 201920905815.2, comprising a tension bar 1, an internal tension spring slider 2, a spring fixer 3, a slider stopper 4, a middle finger slider 5, a linkage shaft 6, a coupling rod shaft stopper 7, a mobile phone card main body stopper 8, a linkage bar 9, a capacitance touch screen head 10 and a mobile phone card main body 11. The bottom of the mobile phone card main body is provided with a tension rod 1. The inside of cell-phone card main part 11 disposes spring holder 3, and spring holder's one side is connected with inside extension spring slider 2, and the opposite side is connected with well finger slider 5. The spring retainer is movable within the slider retainer 4. One side of the middle finger sliding block 5, which is far away from the spring fixer, is provided with a linkage shaft 6, the upper end of the outer side of the middle finger sliding block 5 is connected with a linkage rod 9 through the linkage shaft 6, and a mobile phone card main body limiting ring 8 is arranged above the spring fixer. A linkage rod limiting ring 7 is arranged at the joint of the mobile phone card main body limiting ring 8 and the linkage rod 9, the linkage rod penetrates through the mobile phone card main body and is arranged in the mobile phone card main body limiting ring, and a capacitive touch screen head 10 is arranged at one end, far away from the linkage shaft 6, of the linkage rod 9. However, the prior art device for assisting the field of vision of the hand trip has the following problems: taking the attached drawing 2 in the specification of the application as an example, when a user presses down the middle finger sliding block, the linkage rod rotates around the fulcrum along with the pointer, and the touch screen head on the linkage rod also rotates clockwise relative to the fulcrum, so that the touch screen head moves in a direction away from the screen and cannot touch the screen, and the effect of viewing the field of view by using the hand-swimming field-of-view auxiliary device cannot be achieved. Therefore, how to solve the problem that the touch screen head in the prior art cannot touch the screen is a technical problem that needs to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a can make touch screen head touch screen to can make the user conveniently look over the recreation field of vision auxiliary device in the recreation field of vision.
In order to solve the above problem, the utility model provides a recreation field of vision auxiliary device, include: the touch screen mobile terminal comprises a main body connected with the touch screen mobile terminal, a sliding mechanism with one end slidably arranged in the main body and the other end extending out of the first side of the main body, a connecting rod hinged with the sliding mechanism, and a linkage rod with one end hinged with the first section of the connecting rod and the other end provided with a touch screen head, wherein the sliding mechanism is provided with a top rod which is ejected out by a pressure spring and is used for abutting against the second section of the connecting rod, the hinge joint of the connecting rod and the sliding mechanism is positioned between the first section of the connecting rod and the second section of the connecting rod, the main body is provided with a limiting ring for the linkage rod to pass through, and the linkage rod passes through the limiting ring.
Preferably, still include and be used for making slide mechanism resets a plurality of extension spring, each the equal one end of extension spring with slide mechanism connects, the other end with main part inner wall connection, a plurality of the extension spring is followed slide mechanism's circumference distributes.
Preferably, slide mechanism includes end cover, spliced pole and extension spring joint structure, the end cover is located the main part is outside, the connecting rod with the end cover is articulated, spliced pole first end with the end cover is connected, the second end stretches into in the main part, extension spring joint structure one end with spliced pole second end connection, the other end offset with the main part inner wall, the extension spring connect in extension spring joint is structural, the inside cavity of spliced pole, the pressure spring set up in the spliced pole, ejector pin one end is located in the spliced pole with the pressure spring offsets, the other end passes the end cover stretches out.
Preferably, extension spring joint structure includes the upper shield and keeps off the lid, the upper shield first end is equipped with the confession the blind hole that the spliced pole stretched into, second end are equipped with the boss, the upper shield first end suit in the spliced pole second end outside, the spliced pole second end is equipped with the opening, pressure spring one end is supported the upper shield, the other end with the ejector pin offsets, it is equipped with the confession to keep off the lid the hole that the boss stretched into, keep off the lid cup joint in the upper shield second end, still be equipped with on the terminal surface of upper shield second end with the reference column of the same and one-to-one of extension spring quantity, extension spring one end cup joints on corresponding reference column.
Preferably, at least the second end of the connecting column is a rectangular column, and the blind hole in the sleeve cover is a rectangular hole matched with the connecting column.
Preferably, the sliding mechanism further comprises a thrust bearing, and the sliding mechanism is abutted against the inner wall of the main body through the thrust bearing.
Preferably, the end cover is provided with a positioning hole, and a positioning pin for inserting into the positioning hole is arranged at a position of the connecting rod opposite to the positioning hole.
Preferably, the connecting column is provided with a positioning mechanism for preventing the connecting column from falling off from the main body, the positioning mechanism comprises a baffle and a conical ring extending along the circumferential direction of the connecting column, the cross section of the conical ring perpendicular to the axial direction is gradually increased in the direction from the second end to the first end of the connecting column, the baffle is sleeved on the connecting column, one end of the baffle is used for abutting against the thick end of the conical ring, and the other end of the baffle is used for abutting against the inner wall of the main body.
Preferably, still including be used for with the fixing device that main part and touch screen mobile terminal are connected, fixing device including set up in the flange of main part first side with set up in the pull rod of main part second side, the pull rod is used for compressing tightly the side of going up of cell-phone when being in the recreation gesture, the pull rod with main part sliding fit connects, and will by the extension spring the pull rod to the drive of flange direction, the pull rod with the gangbar is located the homonymy of main part.
Preferably, be equipped with the confession in the main part the pull rod stretches into and gliding slide, the quantity of slide is at least two, each the week lateral wall of slide all bulge in the lateral wall of main part second side forms and is used for the arc arch that offsets with touch screen mobile terminal.
The utility model provides an among the technical scheme, a recreation field of vision auxiliary device, include: the touch screen mobile terminal comprises a main body connected with the touch screen mobile terminal, a sliding mechanism with one end slidably arranged in the main body and the other end extending out of the first side of the main body, a connecting rod hinged with the sliding mechanism, and a linkage rod with one end hinged with the first section of the connecting rod and the other end provided with a touch screen head, wherein the sliding mechanism is provided with a top rod which is ejected out by a pressure spring and is used for abutting against the second section of the connecting rod, the hinge joint of the connecting rod and the sliding mechanism is positioned between the first section of the connecting rod and the second section of the connecting rod, the main body is provided with a limiting ring for the linkage rod to pass through, and the linkage rod passes through the limiting ring. When the linkage mechanism is used, the connecting rod is pressed, the connecting rod rotates through a hinge point of the connecting rod and the sliding mechanism, the ejector rod is pressed down through the second section of the connecting rod, the first end of the linkage rod is driven by the first section of the connecting rod to be lifted, so that the linkage rod swings around a contact point between the linkage rod and the main body, the touch screen head is driven by the second end of the linkage rod to be pressed to a screen, a user drives the sliding mechanism to move up and down through fingers, then the sliding mechanism drives the touch screen head to move correspondingly through the connecting rod and the linkage rod, and the effect of. After the connecting rod is loosened, the connecting rod is jacked up by the mandril to return to the original position. So set up, when having solved among the prior art and utilizing hand trip field of vision auxiliary device to look over the field of vision, press the middle finger sliding block, the touch screen head moves to the direction of keeping away from the screen on the contrary, can't remove and look over the problem in the field of vision, makes the user can conveniently look over the recreation field of vision, reduces the recreation operation degree of difficulty.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a prior art visual field aid for a hand tour;
FIG. 2 is a schematic structural diagram of a visual field aid for game in an embodiment of the present invention;
FIG. 3 is a schematic view of the view aid of the game of FIG. 2;
FIG. 4 is a schematic structural diagram of the game view aid of FIG. 3 mounted on a touch screen mobile terminal;
FIG. 5 is a schematic view illustrating an internal structure of a visual field aid for game in an embodiment of the present invention;
fig. 6 is a schematic structural view of a sliding member according to an embodiment of the present invention;
fig. 7 is an exploded view of the structure of the sliding member according to the embodiment of the present invention.
Reference numerals:
in fig. 1: 1. a tension bar; 2. an inner spring slide; 3. a spring retainer; 4. a slider stopper; 5. a middle finger sliding block; 6. a linkage shaft; 7. a limiting ring of the universal driving shaft; 8. a mobile phone card body limiting ring; 9. a linkage rod; 10. a touch screen head; 11. the mobile phone card main part.
In fig. 2-7:
1. a main body; 2. a connecting rod; 3. a linkage rod; 4. a touch screen head; 5. a top rod; 6. a limiting ring; 7. an end cap; 8. connecting columns; 9. covering; 10. a blocking cover; 11. a boss; 12. a positioning column; 13. a thrust bearing; 14. a clamping column; 15. positioning holes; 16. positioning pins; 17. a baffle plate; 18. a conical ring; 19. a tension bar; 20. a flange.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.
Referring to fig. 2 to 7, an embodiment of the present invention provides a visual field aid for game, including a main body 1, a sliding mechanism, a connecting rod 2 and a linkage rod 3. The main body 1 is used for connecting a touch screen mobile terminal, and the touch screen mobile terminal includes but is not limited to a mobile phone and a tablet. One end of the sliding mechanism is slidably disposed in the main body 1, and the other end of the sliding mechanism extends out of the first side of the main body 1, as shown in fig. 5, an avoiding hole for the sliding mechanism to extend out is disposed on the first side of the main body 1, and the aperture of the avoiding hole is larger than the diameter of the corresponding portion of the sliding mechanism and the avoiding hole, so that the sliding mechanism can freely move within the range of the avoiding hole. The link 2 is hinged to a portion of the slide mechanism located outside the main body 1. One end of the linkage rod 3 is hinged with the first section of the connecting rod 2, and the second end of the linkage rod 3 is provided with a touch screen head 4. The sliding mechanism is provided with an ejector rod 5 which is ejected by a pressure spring and is used for abutting against the second section of the connecting rod 2, and the hinged point of the connecting rod 2 and the sliding mechanism is positioned between the first section and the second section of the connecting rod 2. The main body 1 is provided with a limiting ring 6 for the linkage rod 3 to pass through, the linkage rod 3 passes through the limiting ring 6, and two ends of the linkage rod 3 are respectively positioned at two sides of the main body 1. When the main body 1 is arranged on the touch screen mobile terminal, the extending direction of the limiting ring 6 is consistent with the length direction of the touch screen mobile terminal, so that the linkage rod 3 can move along the length direction of the touch screen mobile terminal. Referring to fig. 5, optionally, the linkage rod 3 is integrally in an inverted U-shaped structure, the linkage rod 3 bypasses the upper end of the main body 1, one end of the linkage rod is hinged to the connecting rod, and the other end of the linkage rod is used for being opposite to the screen of the touch screen mobile terminal.
During the use, press down connecting rod 2, connecting rod 2 rotates with connecting rod 2 and slide mechanism's pin joint, connecting rod 2 second section pushes down ejector pin 5, connecting rod 2 first section drives the first end of gangbar 3 and raises to make gangbar 3 swing around the contact point between gangbar 3 and the main part 1, make the second end of gangbar 3 drive touch screen head 4 and press to the screen, the user moves about this moment about the slide mechanism is driven through the finger, then slide mechanism passes through connecting rod 2, gangbar 3 drives touch screen head 4 and does corresponding displacement, reach the effect of removing the view of looking over recreation. After the connecting rod 2 is released, the connecting rod 2 is jacked up by the mandril 5 to return to the original position.
So set up, when having solved among the prior art and utilizing hand trip field of vision auxiliary device to look over the field of vision, press the middle finger sliding block, touch screen head 4 moves to the direction of keeping away from the screen on the contrary, can't remove and look over the problem in the field of vision, makes the user can conveniently look over the recreation field of vision, has reduced the recreation operation degree of difficulty.
In some embodiments, the visual field aid device further comprises a plurality of tension springs for resetting the sliding mechanism, each tension spring has one end connected to the sliding mechanism and the other end connected to the inner wall of the main body 1, and the plurality of tension springs are distributed along the circumferential direction of the sliding mechanism. So set up, the user removes the back with slide mechanism, under the effect of extension spring, slide mechanism automatic re-setting to use when the user looks over the field of vision again. Optionally, the number of the tension springs is four, and the four tension springs are uniformly distributed along the circumferential direction of the sliding mechanism and all extend along the radial direction of the sliding mechanism.
Referring to fig. 5-7, in some embodiments, the sliding mechanism includes an end cap 7, a connecting post 8, and a tension spring snap-fit arrangement. The end cap 7 is located outside the first side of the body 1, and the connecting rod 2 is hinged to the end cap 7. The first end of the connecting column 8 is connected with the end cover 7, and the second end of the connecting column extends into the main body 1. Optionally, the connecting column 8 is of unitary construction with the end cap 7. One end of the tension spring clamping structure is connected with the second end of the connecting column 8, the other end of the tension spring clamping structure is abutted against the inner wall of the main body 1, one end of the tension spring is connected onto the tension spring clamping structure, and the other end of the tension spring is connected with the inner wall of the main body 1. The connecting column 8 is hollow, the pressure spring is arranged in the connecting column 8, one end of the ejector rod 5 is positioned in the connecting column 8 and is abutted against the pressure spring, and the other end of the ejector rod penetrates through the end cover 7 to extend out. The part of the ejector rod 5 positioned in the connecting column 8 is provided with a positioning shaft shoulder, and the diameter of the positioning shaft shoulder is larger than the diameter of the hole on the end cover 7 for the ejector rod 5 to extend out, so that the ejector rod 5 is prevented from falling out of the connecting column 8. Referring to fig. 5, the connection post 8 is disposed opposite to the avoiding hole of the main body 1, and the maximum diameter of the shape of the connection post 8 is smaller than the avoiding hole. During the use, press connecting rod 2, connecting rod 2 impresses ejector pin 5 in spliced pole 8, because spliced pole 8 freely removes in the scope of dodging the hole, remove end cover 7 this moment, end cover 7 passes through connecting rod 2, gangbar 3 drives the touch screen head 4 of gangbar 3 second end and slides on touch screen mobile terminal's screen to can look over the recreation field of vision, after finishing using, ejector pin 5 jacks up connecting rod 2 and resets, and the extension spring makes slide mechanism reset.
Referring to fig. 5-7, in some embodiments, the tension spring snap-fit structure includes a sleeve cover 9 and a stop cover 10. The first end of the sleeve cover 9 is provided with a blind hole for the connecting column 8 to extend into, and the second end of the sleeve cover 9 is provided with a boss 11. The first end of the sleeve cover 9 is sleeved outside the second end of the connecting column 8, the second end of the connecting column 8 is provided with an opening, one end of a pressure spring arranged in the connecting column 8 is abutted against the sleeve cover 9, and the other end of the pressure spring is abutted against the ejector rod 5. The baffle cover 10 is provided with a hole for the boss 11 to extend into, the baffle cover 10 is sleeved at the second end of the sleeve cover 9, positioning columns 12 which are the same in quantity and in one-to-one correspondence with the tension springs are further arranged on the end face of the second end of the sleeve cover 9, and one ends of the tension springs are sleeved on the corresponding positioning columns 12. When the ejector rod 5 is installed, the ejector rod 5 and the pressure springs can be installed in the connecting column 8, then the sleeve cover 9 is sleeved at the second end of the connecting column 8, then the connecting rings of the tension springs are sleeved on the corresponding positioning columns 12, and then the blocking cover 10 is installed at the second end of the sleeve cover 9 so as to prevent the connecting rings of the tension springs from being separated from the positioning columns 12. So set up, pressure spring, extension spring and ejector pin 5 can conveniently be connected the equipment with slide mechanism.
Referring to fig. 7, at least the second end of the connecting column 8 is a rectangular column, and the blind hole of the cap 9 is a rectangular hole matched with the connecting column 8. So set up, can prevent to produce relative rotation between spliced pole 8 and the cover 9 to when the user drives end cover 7 with the hand, end cover 7 can not take place to rotate yet, uses more smoothly, more stable.
Referring to fig. 5-7, in some embodiments, the visual field aid for games further comprises a thrust bearing 13, and the sliding mechanism abuts against the inner wall of the main body 1 through the thrust bearing 13. So set up, when the user pressed slide mechanism, be sliding friction between slide mechanism and the main part 1, frictional force is littleer, and it is more laborsaving to remove more smoothly. As shown in fig. 7, a clamping column 14 is disposed at one end of the blocking cover 10 away from the sleeve cover 9, a thrust bearing 13 is sleeved on the clamping column 14, one end of the thrust bearing 13 abuts against the blocking cover 10, and the other end abuts against the inner wall of the main body 1.
Referring to fig. 6, in some embodiments, the end cap 7 is provided with a positioning hole 15, and a positioning pin 16 for inserting into the positioning hole 15 is provided at a position of the connecting rod 2 opposite to the positioning hole 15. So set up, when pressing down connecting rod 2, locating pin 16 on the connecting rod 2 inserts in the locating hole 15 of end cover 7 for connecting rod 2 and end cover 7 can synchronous motion and can not produce relative movement, so, control more accurately more stable.
Referring to fig. 5-7, in some embodiments, the connecting post 8 is provided with a positioning mechanism for preventing the connecting post 8 from being removed from the main body 1. The positioning mechanism comprises a baffle 17 and a conical ring 18 extending circumferentially along the connecting column 8. In the direction from the second end of the connecting column 8 to the first end thereof, the cross section of the conical ring 18 perpendicular to the axial direction is gradually increased, the baffle 17 is sleeved on the connecting column 8, one end of the baffle is used for abutting against the thick end of the conical ring 18, and the other end of the baffle is used for abutting against the inner wall of the main body 1. When the connecting column is used, the connecting column 8 extends into the main body 1 from the outside of the main body 1, the baffle 17 is sleeved on the connecting column 8, and the baffle 17 penetrates through the thin end of the conical ring 18 and moves to one side of the thick end of the conical ring 18. It should be noted that the main body 1 is mainly composed of two half-shell structures, and after the baffle 17 is installed in place, the two half-shells are connected to form the main body 1.
Referring to fig. 2 to 4, in some embodiments, the game visual field aid further includes a fixing means for connecting the main body 1 with the touch screen mobile terminal.
Optionally, the fixing device includes a flange 20 disposed on the first side of the main body 1 and a tension rod 19 disposed on the second side of the main body 1, the tension rod 19 is used for compressing the upper side of the mobile phone in the game posture, the tension rod 19 is connected with the main body 1 in a sliding fit manner, the tension rod 19 is driven towards the flange 20 by a tension spring, and the tension rod 19 and the linkage rod 3 are located on the same side of the main body 1. The touch screen mobile terminal is placed between the flange 20 and the tension bar 19, and the main body 1 is coupled to the touch screen mobile terminal by the pressure of the tension bar 19. The tension rod 19 and the linkage rod 3 are arranged on the same side of the main body 1, namely the upper side of the mobile phone in the game posture, so that the position to be pressed of the upper connecting rod 2 of the main body 1 is relatively lower, and is opposite to the position of a middle finger when a user holds the touch screen mobile terminal, and the operation of the user is more convenient. Referring to fig. 3, the main body 1 is provided with a slide way for the tension rod 19 to extend into and slide, and a tension spring is arranged in the slide way, wherein one end of the tension spring is connected with the main body 1, and the other end of the tension spring is connected with the tension rod 19. Referring to fig. 3, the peripheral side wall of each slide protrudes out of the side wall of the second side of the main body 1 to form an arc-shaped protrusion, optionally, the number of the slides is two, so that two arc-shaped protrusions are formed, when the main body 1 is installed on the touch screen mobile terminal, the two arc-shaped protrusions of the second side of the main body 1 abut against the touch screen mobile terminal, and by such arrangement, the contact area between the main body 1 and the touch screen mobile terminal is small, and a gap is formed between the main body 1 and the touch screen mobile terminal, so that the heat dissipation of the touch screen mobile terminal is facilitated, and the accumulation.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022273387.1U CN213186195U (en) | 2020-10-13 | 2020-10-13 | game vision aids |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022273387.1U CN213186195U (en) | 2020-10-13 | 2020-10-13 | game vision aids |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213186195U true CN213186195U (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022273387.1U Expired - Fee Related CN213186195U (en) | 2020-10-13 | 2020-10-13 | game vision aids |
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| CN (1) | CN213186195U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112104776A (en) * | 2020-10-13 | 2020-12-18 | 河北臻耀科技有限公司 | Visual field auxiliary device for game |
-
2020
- 2020-10-13 CN CN202022273387.1U patent/CN213186195U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112104776A (en) * | 2020-10-13 | 2020-12-18 | 河北臻耀科技有限公司 | Visual field auxiliary device for game |
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Granted publication date: 20210511 |