CN220349530U - Automobile with automatic seat back-moving function during collision - Google Patents
Automobile with automatic seat back-moving function during collision Download PDFInfo
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- CN220349530U CN220349530U CN202320901568.5U CN202320901568U CN220349530U CN 220349530 U CN220349530 U CN 220349530U CN 202320901568 U CN202320901568 U CN 202320901568U CN 220349530 U CN220349530 U CN 220349530U
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- 208000014674 injury Diseases 0.000 description 5
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Abstract
The utility model provides an automobile with an automatic seat back-moving function during collision, which comprises the following components: the automobile comprises an automobile body and a seat, wherein a backward moving device, a sensor assembly and a control unit are arranged in the automobile body; the seat locking device is connected to the fixed flat plate, a backward moving guide rail is arranged on the fixed flat plate, the seat is connected to the movable backward moving flat plate, and the movable backward moving flat plate is connected to the backward moving guide rail and can slide forwards and backwards along the backward moving guide rail; the fixed flat plate is provided with an elastic piece which is used for forcing the seat to move backwards; the movable back moving flat plate is provided with a locking hole, and the control unit controls the output end of the seat locking device to be inserted into or withdrawn from the locking hole through a signal transmitted by the sensor assembly so as to lock or unlock the movable back moving flat plate.
Description
Technical Field
The utility model relates to the technical field of automobiles, in particular to an automobile with an automatic seat back-moving function during collision.
Background
With the continuous development of society, automobiles are becoming more popular, and safety problems related to automobiles are receiving more attention. When the automobile collides, the safety airbag and the safety belt on the automobile can play a good role in protecting drivers and passengers, so that the drivers are prevented from being subjected to the heavy injury; however, in the event of an accident, the driver may still be injured by the instantaneously popped airbag due to the relatively close distance of the driver from the steering wheel.
In order to reduce the damage to the body of a driver during an accident, an automobile, for example, patent number CN110271465B, named an automobile seat collision backward moving device and an automobile with the same, is designed, and when the accident occurs, the seat of the driver can automatically move backward, so that the distance between the driver and objects in front of a steering wheel, an instrument panel and the like is increased, and the injury to the driver is avoided or reduced. However, the automobile seat is moved backwards through the linkage relation between the front dowel bar, the rear dowel bar and the lever, and the seat is moved backwards through the stress of the front dowel bar or the rear dowel bar or the front dowel bar and the rear dowel bar. The control of the device is complicated, the installation is complex, and in operation, if the linkage between the front dowel bar, the rear dowel bar and the lever is loose, the situation that the seat cannot be moved backwards easily occurs.
Disclosure of Invention
The utility model aims to solve the technical problems that: the automobile has the advantages of simple structure, stable performance and automatic back movement of the seat in the event of collision.
The technical scheme of the utility model is that an automobile with an automatic seat back-moving function during collision is provided:
the automobile comprises an automobile body and a seat, wherein the automobile body further comprises a backward moving device, a sensor assembly and a control unit, and the backward moving device, the sensor assembly and the control unit are all fixed in the automobile body; the backward moving device comprises a fixed flat plate, a movable backward moving flat plate and a seat locking device; the seat locking device is connected to the fixed flat plate, a backward moving guide rail is arranged on the fixed flat plate, the seat is connected to the movable backward moving flat plate, and the movable backward moving flat plate is connected to the backward moving guide rail and can slide back and forth along the backward moving guide rail; the fixed flat plate is provided with an elastic piece which is used for forcing the seat to move backwards; the movable back moving flat plate is provided with a locking hole, and the control unit controls the output end of the seat locking device to be inserted into or withdrawn from the locking hole through a signal transmitted by the sensor assembly so as to lock or unlock the movable back moving flat plate.
By adopting the structure, compared with the prior art, the automobile with the automatic seat back moving function during collision has the following advantages:
in an initial state, the output end of the seat locking device is inserted into the locking hole; when the automobile collides, the sensor assembly transmits detected signals to the control unit, the control unit automatically controls the output end of the seat locking device to withdraw from the locking hole, so that the movable backward flat plate is unlocked, and the movable backward flat plate and the seat move backward under the action of the elastic force of the elastic piece and are far away from the steering wheel, so that the injury of a driver in an accident is reduced; the device has simple structure and convenient installation, and can automatically control the seat to move backwards when a dangerous situation occurs.
Preferably, the seat locking device includes a first locking pin, a first locking spring, and a first electromagnetic coil wound around the first locking pin; the fixed flat plate is provided with a first guide groove extending vertically upwards, and the lower end of the first locking pin is connected in the first guide groove in a sliding manner; the first locking spring is arranged in the first guide groove, one end of the first locking spring is connected with the inner bottom wall of the first guide groove, and the other end of the first locking spring is connected with the bottom of the first locking pin; in an initial state, the circuit of the first electromagnetic coil is disconnected, and the top of the first locking pin is inserted into the locking hole; when the circuit of the first electromagnetic coil is communicated, the first locking pin and the fixed flat plate are magnetically attracted, the elastic force of the first locking spring is overcome, and the top of the first locking pin is enabled to withdraw from the locking hole.
Preferably, the sensor assembly includes a vehicle speed sensor for monitoring a moving speed of the vehicle and a collision sensor for monitoring whether the vehicle collides; the control unit is respectively electrically connected with the vehicle speed sensor, the collision sensor, the vehicle speed relay and the collision relay; the control unit controls the opening or closing of the vehicle speed relay according to the signal transmitted by the vehicle speed sensor, and controls the opening or closing of the collision relay according to the signal transmitted by the collision sensor, so as to control the opening or the connection of the first electromagnetic coil circuit. The collision that takes place when the car runs at a low speed can not cause too big injury to the driver, therefore, only when the speed sensor detects that the moving speed of car is greater than 40km/h, the control unit can control the speed relay and close, and the car bumps at this moment and just can communicate first solenoid's circuit, and then triggers the seat and move backward.
Preferably, the collision sensor includes a front collision sensor for monitoring whether a collision occurs at the front end of the vehicle and a side collision sensor for monitoring whether a collision occurs at the side end of the vehicle.
Preferably, the collision relay comprises a front collision relay and a side collision relay, and the front collision relay and the side collision relay are arranged in parallel; the control unit controls the opening or closing of the corresponding front crash relay or side crash relay according to signals transmitted by the front crash sensor or side crash sensor.
Preferably, the seat locking device further comprises a second locking pin, a second locking spring and a second electromagnetic coil, wherein the second electromagnetic coil is wound on the second locking pin; the fixed flat plate is provided with a second guide groove extending vertically upwards, and the second guide groove is positioned right behind the first guide groove; the lower end of the second locking pin is slidably connected in the second guide groove, the second locking spring is arranged in the second guide groove, one end of the second locking spring is connected with the inner bottom wall of the second guide groove, and the other end of the second locking spring is connected with the bottom of the second locking pin; in the initial state, the circuit of the second electromagnetic coil is closed, the second locking pin and the fixed flat plate are magnetically attracted, and the second locking spring is compressed; when the circuit of the second electromagnetic coil is disconnected, the magnetic force between the second locking pin and the fixed flat plate disappears, and under the action of the elastic force of the second locking spring, the top of the second locking pin is propped against the movable backward flat plate;
the sensor assembly further comprises a rear seat pressure sensor mounted to the rear seat for monitoring the pressure of the rear seat; the circuit of the second electromagnetic coil is connected with a backseat pressure relay, and the control unit is respectively and electrically connected with the backseat pressure sensor and the backseat pressure relay; the control unit is used for controlling the opening or closing of the back seat pressure relay according to signals transmitted by the back seat pressure sensor, and further controlling the opening or closing of the second electromagnetic coil circuit. The pressure sensor of the backseat can monitor the pressure of the backseat, so as to judge whether a person is on the backseat; when triggering the seat and moving backward, if the backseat someone, control unit control backseat pressure relay disconnection, and then control the disconnection of second solenoid circuit, the magnetic force between second locking round pin and the fixed flat board disappears this moment, under the elasticity effect of second locking spring, the top and the movable back of second locking round pin move flat board and offset, wait that the locking hole moves to the position that second locking round pin was located, in the locking hole was blocked to the second locking round pin, prevented that the seat from excessively moving backward from injuring the backseat passenger.
Preferably, the elastic piece is a backward moving spring, and the backward moving spring is arranged in the backward moving guide rail; the bottom of the movable backward flat plate is provided with a baffle plate which vertically extends downwards into the backward guide rail, one end of the backward spring is connected with the fixed flat plate, and the other end of the backward spring abuts against the baffle plate.
Preferably, the movable backward moving flat plate and the baffle are integrally formed.
Preferably, the fixed flat plate is provided with a plurality of rotatable rolling balls, and the bottom of the movable backward moving flat plate is propped against the upper end surfaces of the rolling balls. The rolling ball can reduce the friction force applied when the movable backward moving flat plate slides.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of a partial structure in a top view of the present utility model.
Fig. 3 is an enlarged view of a portion a in fig. 1.
Fig. 4 is an enlarged view of a portion B of fig. 1.
Fig. 5 is a schematic diagram of a control circuit of an automobile according to the present utility model.
Reference numerals illustrate:
1. the seat, 2, the reclining device, 21, the fixed flat plate, 211, the first guide groove, 212, the second guide groove, 213, the rolling ball, 22, the movable reclining flat plate, 221, the locking hole, 222, the baffle, 23, the seat locking device, 231, the first locking pin, 232, the first locking spring, 233, the first solenoid, 234, the second locking pin, 235, the second locking spring, 236, the second solenoid, 237, the vehicle speed relay, 238, the collision relay, 239, the rear seat pressure relay, 24, the reclining guide rail, 25, the elastic member, 3, the sensor assembly, 31, the vehicle speed sensor, 32, the collision sensor, 33, the rear seat pressure sensor, 4, the control unit.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the specific examples.
In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model, while the terms "first", "second", etc. are merely names for distinguishing the respective components, and have no major and minor relationships, and thus should not be construed as limiting the present utility model.
As shown in fig. 1, 2, 3, 4 and 5;
the utility model discloses an automobile with an automatic seat back-moving function during collision, which comprises a main body and a seat back-moving mechanism, wherein the main body comprises a main body and a seat back-moving mechanism, the main body comprises a main body, the main body is provided with a seat back-moving mechanism, the main: including car body and seat 1, the car body still includes back device 2, sensor subassembly 3 and control unit 4, and back device 2, sensor subassembly 3 and control unit 4 are all fixed in the inside of car body.
The rearward movement means 2 comprises a fixed plate 21, a movable rearward movement plate 22 and a seat locking means 23; the fixed flat plate 21 is connected to a seat mounting plate of the automobile, the seat locking device 23 is connected to the fixed flat plate 21, a backward moving guide rail 24 is arranged on the fixed flat plate 21, the seat 1 is connected to the movable backward moving flat plate 22, and the movable backward moving flat plate 22 is connected to the backward moving guide rail 24 and can slide back and forth along the backward moving guide rail 24; the fixed flat plate 21 is provided with an elastic piece 25, and the elastic piece 25 is used for forcing the seat 1 to move backwards; the movable back plate 22 is provided with a locking hole 221, and the control unit 4 controls the output end of the seat locking device 23 to be inserted into or withdrawn from the locking hole 221 by a signal transmitted by the sensor assembly 3 so as to lock or unlock the movable back plate 22.
In the initial state, the output end of the seat locking device 23 is inserted into the locking hole 221; when the automobile collides, the sensor assembly 3 transmits a detected signal to the control unit 4, the control unit 4 automatically controls the output end of the seat locking device 23 to withdraw from the locking hole 221, so as to unlock the movable back-moving flat plate 22, and the movable back-moving flat plate 22 and the seat 1 move backwards and away from the steering wheel under the elastic force of the elastic piece 25, so that the injury of a driver in an accident is reduced; the device has simple structure and convenient installation, and can automatically control the seat 1 to move backwards when a dangerous situation occurs.
The seat lock device 23 includes a first lock pin 231, a first lock spring 232, and a first electromagnetic coil 233, the first electromagnetic coil 233 being wound around the first lock pin 231; the fixed plate 21 is provided with a first guide groove 211 extending vertically upwards, and the lower end of the first locking pin 231 is connected in the first guide groove 211 in a sliding manner; the first locking spring 232 is disposed in the first guide groove 211, and one end of the first locking spring 232 is connected to an inner bottom wall of the first guide groove 211 and the other end is connected to a bottom of the first locking pin 231. In an initial state, the circuit of the first electromagnetic coil 233 is opened, and the top of the first locking pin 231 is inserted into the locking hole 221; when the circuit of the first electromagnetic coil 233 is connected, the first locking pin 231 magnetically attracts the fixing plate 21, overcomes the elastic force of the first locking spring 232, and withdraws the top of the first locking pin 231 from the locking hole 221.
The sensor assembly 3 includes a vehicle speed sensor 31 for monitoring the moving speed of the automobile and a collision sensor 32 for monitoring whether the automobile collides; the first electromagnetic coil 233 is connected with a vehicle speed relay 237 and a collision relay 238 in series on a circuit, and the control unit 4 is respectively and electrically connected with the vehicle speed sensor 31, the collision sensor 32, the vehicle speed relay 237 and the collision relay 238; the control unit 4 controls the opening or closing of the vehicle speed relay 237 according to the signal transmitted from the vehicle speed sensor 31, and controls the opening or closing of the crash relay 238 according to the signal transmitted from the crash sensor 32, thereby controlling the opening or closing of the circuit of the first electromagnetic coil 233. The collision of the automobile during low-speed running does not cause great damage to the driver, so that the control unit 4 controls the closing of the vehicle speed relay 237 only when the vehicle speed sensor 31 detects that the moving speed of the automobile is greater than 40km/h, and the collision of the automobile can be communicated with the circuit of the first electromagnetic coil 233, so that the seat 1 is triggered to move backwards.
The collision sensor 32 includes a front collision sensor for monitoring whether a collision occurs at the front end of the vehicle and a side collision sensor for monitoring whether a collision occurs at the side end of the vehicle. The crash relay 238 includes a front crash relay and a side crash relay, the front crash relay and the side crash relay being arranged in parallel; the control unit 4 controls the opening or closing of the corresponding front crash relay or side crash relay according to the signal transmitted from the front crash sensor or side crash sensor.
The seat locking device 23 further includes a second locking pin 234, a second locking spring 235, and a second electromagnetic coil 236, the second electromagnetic coil 236 being wound around the second locking pin 234; the fixed plate 21 is provided with a second guide groove 212 extending vertically upwards, and the second guide groove 212 is positioned right behind the first guide groove 211; the lower end of the second locking pin 234 is slidably connected in the second guide groove 212, the second locking spring 235 is disposed in the second guide groove 212, and one end of the second locking spring 235 is connected with the inner bottom wall of the second guide groove 212, and the other end is connected with the bottom of the second locking pin 234; in the initial state, the circuit of the second electromagnetic coil 236 is closed, the second locking pin 234 magnetically attracts the fixed plate 21, and the second locking spring 235 is compressed; when the circuit of the second electromagnetic coil 236 is disconnected, the magnetic force between the second locking pin 234 and the fixed plate 21 disappears, and the top of the second locking pin 234 is abutted against the movable rear plate 22 under the elastic force of the second locking spring 235. The sensor assembly 3 further comprises a rear seat pressure sensor 33, the rear seat pressure sensor 33 being mounted to the rear seat for monitoring the pressure of the rear seat; the circuit of the second electromagnetic coil 236 is connected with a back seat pressure relay 239, and the control unit 4 is respectively and electrically connected with the back seat pressure sensor 33 and the back seat pressure relay 239; the control unit 4 is configured to control opening or closing of the recoil pressure relay 239 according to a signal transmitted from the recoil pressure sensor 33, and further control opening or closing of the electric circuit of the second electromagnetic coil 236.
The back seat pressure sensor 33 can monitor the pressure of the back seat so as to judge whether a person is on the back seat; when the seat 1 is triggered to move backwards, if a person is in the rear seat, the control unit 4 controls the rear seat pressure relay 239 to be disconnected, and further controls the second electromagnetic coil 236 to be disconnected, at this time, the magnetic force between the second locking pin 234 and the fixed flat plate 21 disappears, under the action of the elastic force of the second locking spring 235, the top of the second locking pin 234 abuts against the movable backward flat plate 22, and when the locking hole 221 moves to the position where the second locking pin 234 is located, the second locking pin 234 is blocked into the locking hole 221, so that the seat 1 is prevented from excessively moving backwards to hurt a rear seat passenger. The power sources in the whole circuit are all from the storage battery of the automobile, and the control unit 4 is an MCU controller, which is the prior art, so the details are not described here.
The elastic piece 25 is a backward moving spring, and the backward moving spring is arranged in the backward moving guide rail 24; the bottom of the movable rear plate 22 is provided with a baffle 222 extending vertically downward into the rear guide rail 24, and the movable rear plate 22 and the baffle 222 are integrally formed. One end of the backward spring is connected with the fixed flat plate 21, and the other end abuts against the baffle plate 222.
The fixed plate 21 is provided with a plurality of rotatable rolling balls 213, and the bottom of the movable backward plate 22 abuts against the upper end surfaces of the rolling balls 213. The rolling balls 213 can reduce the friction force received when the movable rear slide plate 22 slides.
The foregoing is merely illustrative of the present utility model, and the scope of the present utility model is not limited thereto, and any changes or substitutions that may be easily contemplated by those skilled in the art within the scope of the present utility model should be included within the scope of the present utility model, and the scope of the present utility model shall be defined by the appended claims.
Claims (9)
1. An automobile with an automatic seat back-moving function during collision, comprising an automobile body and a seat (1), and being characterized in that: the automobile body further comprises a backward moving device (2), a sensor assembly (3) and a control unit (4), wherein the backward moving device (2), the sensor assembly (3) and the control unit (4) are all fixed in the automobile body; the backward moving device (2) comprises a fixed flat plate (21), a movable backward moving flat plate (22) and a seat locking device (23); the seat locking device comprises a fixed flat plate (21) and a seat locking device (23), wherein the fixed flat plate (21) is connected to a seat mounting plate of an automobile, a backward moving guide rail (24) is arranged on the fixed flat plate (21), the seat (1) is connected to a movable backward moving flat plate (22), and the movable backward moving flat plate (22) is connected to the backward moving guide rail (24) and can slide forwards and backwards along the backward moving guide rail (24); an elastic piece (25) is arranged on the fixed flat plate (21), and the elastic piece (25) is used for forcing the seat (1) to move backwards; the movable backward moving flat plate (22) is provided with a locking hole (221), and the control unit (4) controls the output end of the seat locking device (23) to be inserted into or withdrawn from the locking hole (221) through signals transmitted by the sensor assembly (3) so as to lock or unlock the movable backward moving flat plate (22).
2. An automobile with automatic seat back-moving function at the time of collision according to claim 1, wherein: the seat locking device (23) comprises a first locking pin (231), a first locking spring (232) and a first electromagnetic coil (233), wherein the first electromagnetic coil (233) is wound on the first locking pin (231); the fixed flat plate (21) is provided with a first guide groove (211) extending vertically upwards, and the lower end of the first locking pin (231) is connected in the first guide groove (211) in a sliding manner; the first locking spring (232) is arranged in the first guide groove (211), one end of the first locking spring (232) is connected with the inner bottom wall of the first guide groove (211), and the other end of the first locking spring is connected with the bottom of the first locking pin (231); in an initial state, the circuit of the first electromagnetic coil (233) is disconnected, and the top of the first locking pin (231) is inserted into the locking hole (221); when the circuit of the first electromagnetic coil (233) is communicated, the first locking pin (231) is magnetically attracted with the fixed flat plate (21), overcomes the elastic force of the first locking spring (232), and enables the top of the first locking pin (231) to withdraw from the locking hole (221).
3. An automobile with automatic seat back-moving function at the time of collision according to claim 2, characterized in that: the sensor assembly (3) comprises a vehicle speed sensor (31) and a collision sensor (32), wherein the vehicle speed sensor (31) is used for monitoring the moving speed of the automobile, and the collision sensor (32) is used for monitoring whether the automobile collides or not; the circuit of the first electromagnetic coil (233) is connected with a vehicle speed relay (237) and a collision relay (238) in series, and the control unit (4) is respectively and electrically connected with the vehicle speed sensor (31), the collision sensor (32), the vehicle speed relay (237) and the collision relay (238); the control unit (4) controls the opening or closing of the vehicle speed relay (237) according to the signal transmitted by the vehicle speed sensor (31), and controls the opening or closing of the collision relay (238) according to the signal transmitted by the collision sensor (32), so as to control the opening or closing of the circuit of the first electromagnetic coil (233).
4. A car having an automatic seat back-moving function at the time of collision according to claim 3, wherein: the collision sensor (32) includes a front collision sensor for monitoring whether a collision occurs at the front end of the vehicle and a side collision sensor for monitoring whether a collision occurs at the side end of the vehicle.
5. An automobile with automatic seat back-moving function at the time of collision according to claim 4, wherein: the collision relay (238) comprises a front collision relay and a side collision relay, wherein the front collision relay and the side collision relay are arranged in parallel; the control unit (4) controls the opening or closing of the corresponding front collision relay or side collision relay according to signals transmitted by the front collision sensor or the side collision sensor.
6. An automobile with automatic seat back-moving function at the time of collision according to claim 5, wherein: the seat locking device (23) further comprises a second locking pin (234), a second locking spring (235) and a second electromagnetic coil (236), wherein the second electromagnetic coil (236) is wound on the second locking pin (234); the fixing plate (21) is provided with a second guide groove (212) extending vertically upwards, and the second guide groove (212) is positioned right behind the first guide groove (211); the lower end of the second locking pin (234) is slidably connected in the second guide groove (212), the second locking spring (235) is arranged in the second guide groove (212), one end of the second locking spring (235) is connected with the inner bottom wall of the second guide groove (212), and the other end of the second locking spring is connected with the bottom of the second locking pin (234); in the initial state, the circuit of the second electromagnetic coil (236) is closed, the second locking pin (234) and the fixed flat plate (21) are magnetically attracted, and the second locking spring (235) is compressed; when the circuit of the second electromagnetic coil (236) is disconnected, the magnetic force between the second locking pin (234) and the fixed flat plate (21) disappears, and under the action of the elastic force of the second locking spring (235), the top of the second locking pin (234) is propped against the movable backward flat plate (22);
the sensor assembly (3) further comprises a rear seat pressure sensor (33), wherein the rear seat pressure sensor (33) is arranged on the rear seat and is used for monitoring the pressure of the rear seat; a circuit of the second electromagnetic coil (236) is connected with a backseat pressure relay (239), and the control unit (4) is respectively and electrically connected with the backseat pressure sensor (33) and the backseat pressure relay (239); the control unit (4) is used for controlling the opening or closing of the back seat pressure relay (239) according to the signal transmitted by the back seat pressure sensor (33), and further controlling the opening or closing of the circuit of the second electromagnetic coil (236).
7. An automobile with automatic seat back-moving function at the time of collision according to claim 1, wherein: the elastic piece (25) is a backward spring, and the backward spring is arranged in the backward guide rail (24); the bottom of the movable backward flat plate (22) is provided with a baffle plate (222) which vertically and downwardly extends into the backward guide rail (24), one end of the backward spring is connected with the fixed flat plate (21), and the other end of the backward spring is propped against the baffle plate (222).
8. An automobile with automatic seat back-moving function at the time of collision according to claim 7, wherein: the movable backward moving flat plate (22) and the baffle plate (222) are integrally formed.
9. An automobile with automatic seat back-moving function at the time of collision according to claim 7, wherein: the fixed flat plate (21) is provided with a plurality of rotatable rolling balls (213), and the bottom of the movable backward flat plate (22) is propped against the upper end surfaces of the rolling balls (213).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320901568.5U CN220349530U (en) | 2023-04-11 | 2023-04-11 | Automobile with automatic seat back-moving function during collision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320901568.5U CN220349530U (en) | 2023-04-11 | 2023-04-11 | Automobile with automatic seat back-moving function during collision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220349530U true CN220349530U (en) | 2024-01-16 |
Family
ID=89505873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320901568.5U Active CN220349530U (en) | 2023-04-11 | 2023-04-11 | Automobile with automatic seat back-moving function during collision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220349530U (en) |
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2023
- 2023-04-11 CN CN202320901568.5U patent/CN220349530U/en active Active
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