CN102975639B - Safety seat - Google Patents
Safety seat Download PDFInfo
- Publication number
- CN102975639B CN102975639B CN201210586555.XA CN201210586555A CN102975639B CN 102975639 B CN102975639 B CN 102975639B CN 201210586555 A CN201210586555 A CN 201210586555A CN 102975639 B CN102975639 B CN 102975639B
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- backrest
- seat support
- support
- safety strap
- safety
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Abstract
The invention discloses a kind of when there is traffic accident, the safety seat that backrest can be fallen, comprise seat support and be hinged on the backrest on seat support, seat support is provided with safety strap socket, described backrest is provided with safety strap, one end of safety strap is stretched into locking after in safety strap socket and passenger can be pinioned, the other end of safety strap is fixed on backrest, being provided with between seat support and backrest can by the turning device of backrest overturning backward, fixed by latching device between seat support and backrest, latching device is connected with binary pair, binary pair controls latching device and unlocks seat and backrest.Advantage of the present invention is: be connected by turning device between seat support and backrest, and when binary pair control latching device unclamps, backrest fell by turning device at once, thus ensured that the head of passenger is positioned at below service platform, thus ensured the safety of passenger.
Description
Technical field
The present invention relates to a kind of safety seat.
Background technology
People, when the seat for mean of transport such as design vehicle, train chair, should consider the traveling comfort of seat, also will consider its safety.Below for seat now conventional under automobile introduction, it comprises seat support and is hinged on the backrest on seat support, seat support is provided with safety strap socket, and safety strap is placed in automobile shelf, in use, before people need to move the safety strap on automobile shelf to body, and taking the lead on safety strap is inserted in safety strap socket, the health of people is held onto.With the automobile of this seat when being in an emergency, seat is motionless, and safety strap makes people can not be thrown out of because of the inertia of automobile, and the safety air bag of automobile ejects protection chaufeur simultaneously.Because the roof of automobile or train is thiner, once the traffic accident that generation roof is crushed, roof can be crushed, and because the vehicle structure below Automobile operation platform horizontal surface is more, more withstand voltage relative to car roof, as can be seen from a lot of this kind of traffic accident, most of this kind of accident is all that roof stops when being forced into Automobile operation platform substantially, but due to the structure of existing safety air bag and seat, when there is traffic accident, the head of chaufeur is higher than Automobile operation platform, if so there is this type of traffic accident, chaufeur there is no the possibility of surviving.And usually except steering position, other seats all do not have safety air bag, more do not ensure the life security of passenger.
Summary of the invention
Technical matters to be solved by this invention is: provide a kind of when there is traffic accident, the safety seat that backrest can be fallen.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of safety seat, comprise seat support and be hinged on the backrest on seat support, seat support is provided with safety strap socket, described backrest is provided with safety strap, one end of safety strap is stretched into locking after in safety strap socket and passenger can be pinioned, the other end of safety strap is fixed on backrest, fixed by latching device between seat support and backrest, latching device is connected with and can responds to external circumstances and the binary pair triggered according to external circumstances, binary pair controls latching device and unlocks seat support and backrest, described latching device comprises the snap ring be arranged on seat support and the clamp be arranged on backrest, clamp side is hinged with the snap fit for catching on snap ring, clamp is also hinged with card, snap fit is perpendicular with card and be connected by the first spring between the two, when snap fit is in the state caught on by snap ring, a side of card to be against on clamp thus snap fit is also propped up by another side of card under the effect of the first spring under the effect of the first spring, described binary pair is the binary pair that stretches, and flexible binary pair is connected with card by pull bar.
Described clamp is provided with the draw-in groove corresponding with snap ring.
Being provided with between described seat support and backrest can by the turning device of backrest overturning backward.
Described turning device is the main torsion spring be fixed on seat support, and one end of main torsion spring is fixed on backrest.
Described seat support is hinged with support, snap ring by Bracket setting on seat support, support is provided with secondary torsion spring, the outer end of secondary torsion spring is connected with seat support, the torsion direction of secondary torsion spring is the direction of being rotated forward by backrest, support is provided with the tooth of one section of arc arrangement, seat support is hinged with backrest angle and regulates handle, backrest angle regulates one end of handle to be provided with the projection that can snap on support in tooth, backrest angle regulates the second spring handle being connected with and can ensureing in the protruding tooth be stuck in all the time on support, and the other end of the second spring is fixed on seat support.
Be provided with safety strap winding wheel and safety strap guide rail in described backrest, the one ends wound of safety strap is on safety strap winding wheel, and the other end stretches out the backrest of seat by safety strap guide rail, and safety strap winding wheel is driven by motor.
Described safety strap is rigid safety strap, the hollow tubular of safety strap guide rail to be cross section be rectangle.
Described safety strap is flexibility safety strap, safety strap guide rail comprises two backbone block be parallel to each other, row's roller is provided with between two stands block, roller is rotated by axle and to be arranged in backbone block and one of them backbone block is stretched out in one end of axle, one end that shaft extension goes out backbone block is respectively arranged with gear, and adjacent gear engages each other, safety strap is S-shaped to be passed adjacent rollers and is clamped by adjacent rollers, and one of them gear is driven by motor.
Described backrest is positioned at and the position of seat support hinged place is provided with ratchet, seat support is hinged with the ratchet matched with ratchet, ratchet is provided with torsion spring or spring that ratchet and ratchet are close to.
Be provided with on described seat support or on the position of backrest near head of passenger for controlling the handle that unclamps between ratchet and ratchet or button.
The invention has the beneficial effects as follows: be connected by turning device between seat support and backrest, when binary pair control latching device unclamps, backrest fell by turning device at once, thus ensured that the head of passenger is positioned at below service platform, thus ensured the safety of passenger.
Accompanying drawing explanation
Fig. 1 is the constructional drawing of the first embodiment of safety seat of the present invention;
Fig. 2 is the right elevation of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the partial enlarged drawing at B place in Fig. 1;
Fig. 5 is the left view of Fig. 4;
Fig. 6 be in Fig. 1 A to partial view;
Fig. 7 is the constructional drawing of the latching device that the second embodiment of safety seat of the present invention adopts;
When Fig. 8 is safety seat of the present invention employing flexibility safety strap, the constructional drawing of safety strap guide rail;
Fig. 9 is that Fig. 8 is to flexibility safety strap mode of movement figure;
Figure 10 is structural representation when backrest is lain down in Fig. 1.
In figure: 1, seat support, 2, backrest, 3, safety strap socket, 4, safety strap, 5, snap ring, 6, clamp, 7, draw-in groove, 8, snap fit, 9, card, 10, first spring, 11, flexible binary pair, 12, pull bar, 13, pin, 14, pin-and-hole, 15, spring catch, 16, cavity, 17, auxiliary spring, 18, main torsion spring, 19, safety strap winding wheel, 20, first motor, 21, hollow tubular, 22, spacing binary pair, 23, backbone block, 24, roller, 25, gear, 26, second motor, 27, support, 28, secondary torsion spring, 29, tooth, 30, backrest angle regulates handle, 31, protruding, 32, snap close, 33, column, 34, flower wheel, 35, bracket, 36, tugboat, 37, 3rd spring, 38, 3rd motor, 40, ratchet, 41, ratchet, 42, front handlebar, 43, rear handle.
Detailed description of the invention
Below in conjunction with accompanying drawing, describe specific embodiment of the invention scheme in detail.
As shown in Figure 1, Figure 2, shown in Fig. 3, Figure 10, the first embodiment of the present invention, a kind of safety seat, the backrest 2 comprising seat support 1 and be hinged on seat support 1, seat support 1 is provided with safety strap socket 3, described backrest 2 is provided with safety strap 4, one end of safety strap 4 is stretched into locking after in safety strap socket 3 and passenger can be pinioned, the other end of safety strap 4 is fixed on backrest, fixed by latching device between seat support 1 and backrest 2, latching device is connected with the binary pair can responding to external circumstances, binary pair controls latching device and unlocks seat 1 and backrest 2.Such as, if safety seat of the present invention is used on automobile, so binary pair can link with the binary pair of safety air bag, also can arrange button in addition for trigger flip-flops work.Being provided with between seat support 1 and backrest 2 can by the turning device of backrest 2 overturning backward, described turning device is the main torsion spring 18 be fixed on seat support 1, one end (movable end or outer end) of main torsion spring 18 is fixed on backrest 2, and the center-side of main torsion spring 18 is fixed on seat support 1.Also can realize the upset of backrest 2 with spring when actual production.If do not fill turning device, so after blocking device unlocks, need passenger oneself to promote backrest 2 with back and make it to turn to level, thus ensure that the head of passenger is positioned at below the service platform of the vehicle.After having had turning device, just operate without the need to passenger oneself, once blocking device unlock after, backrest 2 under the effect of turning device automatic turning to level.
When actual production, in order to ensure that latching device is when binary pair triggers, can unlock rapidly between seat support 1 and backrest 2, and promoting backrest 2 after unlocking, that blocking device can be made automatically seat support 1 and backrest 2 to be locked is firm, the latching device of following structure can be adopted, as Fig. 4, shown in Fig. 5, described latching device comprises the snap ring 5 be arranged on seat support 1 and the clamp 6 be arranged on backrest 2, clamp 6 is provided with the draw-in groove 7 corresponding with snap ring 5, clamp 6 side is hinged with the snap fit 8 for catching on snap ring 5, clamp 6 is also hinged with card 9, snap fit 8 is perpendicular with card 9 and be connected by the first spring 10 between the two, when snap fit 8 is in the state caught on by snap ring 5, a side of card 9 side of an angle (in the Fig. 5 on card 9) to be against on clamp 6 thus snap fit 8 is also propped up by another side of card 9 (in Fig. 5 on card 9 another side of the angle) under the effect of the first spring 10 under the effect of the first spring 10, described binary pair is flexible binary pair 11, and flexible binary pair 11 passes through pull bar 12 and is connected with card 9.If backrest 2 will be designed to angle adjustable on the basis of above-mentioned latching device, so can adopt the simple angle regulator of following structure, it comprises support 27 hinged on seat support 1, snap ring 5 is arranged on seat support 1 by support 27, support 1 is provided with secondary torsion spring 28, the outer end of secondary torsion spring 28 is connected with seat support 1, the torsion direction of secondary torsion spring 28 is contrary with the torsion direction of main torsion spring 18, support 27 is provided with the tooth 29 of one section of arc arrangement, seat support 1 is hinged with backrest angle and regulates handle 30, backrest angle regulates one end of handle 30 to be provided with the projection 31 that can snap on support 1 in tooth 29.Backrest angle regulates on handle 30 and is connected with the second spring, the other end of the second spring is fixed on seat support 1, and the second spring and backrest angle regulate the connection mode of handle 30 need ensure in the tooth 29 that backrest angle regulates the projection 31 on handle 30 to be stuck in all the time on support 1.When adjusting angle of backrest, only need regulate handle 30 to pull-up backrest angle, the projection 31 of backrest angle adjustment handle 30 will depart from the tooth 29 on support 1, such support 1 just drives backrest 2 to rotate together by latching device, because the effect of main torsion spring 18 and secondary torsion spring 28 is contrary, backrest 2 can not be fallen by main torsion spring 18, thus can realize the angular adjustment of backrest 2.
The conveniently conveying of safety strap 4, safety strap winding wheel 19 and safety strap guide rail is provided with in described backrest 2, the one ends wound of safety strap 4 is on safety strap winding wheel, and the other end stretches out seat support 1 by safety strap guide rail, and safety strap winding wheel 19 is driven by the first motor 20.
As shown in Figure 1, if selected safety strap 4 is rigid safety strap, the then hollow tubular 21 of safety strap guide rail to be cross section be rectangle, the upper end of hollow tubular 21 is provided with the spacing binary pair 22 corresponding with the snap close 32 of safety strap 4 head, and spacing binary pair 22 and the first motor 20 link.When actual production, hollow tubular 21 is fixed in backrest 2 by four root posts 33.Certainly can also be connected by displacement adjustment device between hollow tubular 21 and column 33, be used for regulating the position of hollow tubular 21 exit end, displacement adjustment device can adopt the structure that the backrest head regulative mode on automobile is identical.The 3rd motor 38 being provided with flower wheel 34 on the right side of safety strap winding wheel 19 and driving flower wheel 34 to rotate, the below of flower wheel is provided with bracket 35, the middle part of bracket 35 is hinged on backrest 2, the right-hand member of bracket 35 is provided with tugboat 36, the other end is connected with the 3rd spring 37, the other end of the 3rd spring 37 is fixed on backrest 2, the effect of the 3rd spring 37 plays a downward application force to bracket 35, make to be affixed between the tugboat 36 of bracket 35 right-hand member and the periphery of flower wheel 34, because safety strap passes through between flower wheel 34 and tugboat 36, so because the 3rd motor 38 pairs of flower wheels 34 have individual propulsive effort, thus safety strap can be transferred out, reduce the propulsive effort of the first motor 20.
As shown in Figure 8, Figure 9, if safety strap 4 is flexibility safety strap, then safety strap guide rail comprises two backbone block be parallel to each other 23, row's roller 24 is provided with between two stands block 23, roller 24 is rotated by axle and to be arranged in backbone block 23 and one of them backbone block is stretched out in one end of axle, one end that shaft extension goes out backbone block 23 is respectively arranged with gear 25, and adjacent gear 25 engages each other, safety strap 4 is S-shaped to be passed adjacent rollers 24 and is clamped by adjacent rollers 24, and one of them gear 25 is driven by the second motor 26.When actual production, if do not need flexibility safety strap automatically to release, and adopt manually, so the first motor 20 and the second motor 26 can be removed.If safety strap is sent automatically, so seat support 1 outside can arrange motor control assembly or induction installation, for controlling the startup of motor.
As shown in Figure 6, described backrest 2 is positioned at and the position of seat support 1 hinged place is provided with ratchet 40, seat support 1 is hinged with the ratchet 41 matched with ratchet 40, ratchet 41 is provided with torsion spring or spring that ratchet 41 and ratchet 40 are close to.Be provided with on described seat support 1 or on the position of backrest 2 near head of passenger for controlling the front handlebar 42 that unclamps between ratchet 41 and ratchet 40 or rear handle 43.Also button can be utilized to realize above-mentioned functions when actual production.Front handlebar 42 directly can be connected with ratchet 41 when actual production, then, handle is connected with ratchet 41 by iron wire etc.
The second embodiment of the present invention is roughly the same with the first embodiment, and its difference is only that the latching device adopted is different, and its structure is simple, and it is firm to lock, and same structure just no longer describes in detail, below only introduce the structure of lower latching device.As shown in Figure 7, described latching device comprises the clamp 6 be arranged on backrest 2, clamp 6 is embedded with pin 13, if backrest 2 is designed to angle adjustable, namely seat support 1 is provided with the pin-and-hole 14 matched with pin 13, if it is unadjustable that backrest 2 is designed to angle, so pin-and-hole 14 is arranged on seat support 1, and other structures are constant.A circular cylindrical cavity 16 is provided with in clamp 6, the diameter of circular cylindrical cavity 16 is greater than the diameter of pin 13, one end of pin 13 is through inserting in pin-and-hole 14 after the cavity 16 of clamp 6, the position that pin 13 is positioned at cavity 16 is provided with spring catch 15, spring catch 15 contacts with circular cylindrical cavity 16 that bottom surface near pin-and-hole 14, and is provided with auxiliary spring 17 between another bottom surface of circular cylindrical cavity 16; Described binary pair is flexible binary pair 11, and flexible binary pair 11 passes through pull bar 12 and is connected with the other end of pin 13.That end end that pin 13 inserts pin-and-hole 14 is provided with inclined-plane, the effect on this inclined-plane is when backrest 2 goes to latched position from level attitude, seat support 1 is with this contact of incline plane and utilize the end of this slope driving pin 13 to take in clamp 6, along with being rotated further of seat support 1, when the end of pin 13 falls into pin-and-hole 14, pin 13 its end under the effect of auxiliary spring 17 falls into pin-and-hole 14 at once, thus by the locking position of seat support 1 and backrest 2.
Below for the first embodiment, principle of work of the present invention under detailed introduction: as shown in Figure 1, when passenger is sitting in after on seat support 1, press electric machine control button or inductor is sensed, thus safety strap 4 is sent by safety strap under the effect of the first motor 20 and/or the second motor 26, snap close 32 on safety strap 4 can be inserted safety strap socket 3 and passenger be held onto by passenger, once generation traffic accident, external conditions triggers flexible binary pair 11 and works, or when passenger's prediction is about to traffic accident occurs, can artificially trigger flexible flip-flop operation, as shown in Figure 5, flexible binary pair 11 pulls card 9 to rotate clockwise by pull bar 12, the position that card 9 contacts with snap fit 8 will depart from snap fit 8, snap fit 8 is after the conflict without card 9, under the effect of the first spring 10, as shown in Figure 4, snap fit rotates counterclockwise, such snap ring 5 will depart from the constraint of snap fit 8, namely unlock between backrest 2 and seat support 1, once unlock between backrest 2 and seat support 1, backrest 2 just falls down backward at once under the effect of main torsion spring 18, the upper part of the body of passenger is also just along with backrest 2 falls down, thus ensure that the upper part of the body of passenger is positioned at automobile, below the service platform of the vehicle such as train, avoid the situation of encountering head of passenger when other objects are pressed onto on the vehicle to occur, ensure that the life security of passenger, while backrest 2 rotates, ratchet 40 also rotates thereupon, when backrest 2 is lain down completely, ratchet 41 is against on ratchet 40, backrest 2 cannot be popped up, such benefit is, even if no matter safety seat overturns to that direction after this, angle between seat support 1 and backrest 2 all can not change, thus can be good at the safety protecting passenger.When danger is removed, passenger on seat support 1 on seat support 1 can draw front handlebar 42 or seat support passenger below to draw handle 43, ratchet 41 and ratchet 40 are departed from, so just backrest 2 upwards can be overturn, and when the flute profile inner side edge of snap fit 8 touches snap ring 5, when continuation promotes backrest 2, snap ring 5 can have an application force to grab flute profile inner side edge, snap fit 8 is rotated clockwise, when snap fit 8 resets completely, card 9 resets under the effect of the first spring 10, namely a side of card 9 and clamp 6 offset, and a face of another side and snap fit 8 offsets and hinders snap fit 8 to rotate counterclockwise, namely snap fit 6 is locked, namely the relative position of seat support 1 and backrest 2 locks by latching device, this safety seat can reuse.
The second embodiment is identical with the principle of work of the first embodiment, and its difference is just that the mode of operation of latching device is different, again just introduces the principle of work of the second embodiment no longer in detail.
The present invention may be used on the vehicle such as automobile or motor-car, originally passenger is only obedient to the generation of accident onboard, the place of also not hiding, and the effect of safety air bag is little, car is easy to overturn to dodge the other side when high-speed operation, and people is dished out from car causes death.After having had now safety seat, can reduce fatal accident, if automobile causes knocking into the back when rainy, the passenger of copilot is the most dangerous, in this case, passenger in copilot also can utilize outside control trigger flip-flops, makes oneself instantaneously along with backrest falls down to level, relatively safe, and tied up on the seat by safety strap, even if passenger also can not throw away by car upset like this, avoid passenger to come to harm, reduce the mortality of passenger.
Claims (12)
1. safety seat, comprise seat support and be hinged on the backrest on seat support, seat support is provided with safety strap socket, it is characterized in that: described backrest is provided with safety strap, one end of safety strap is stretched into locking after in safety strap socket and passenger can be pinioned, the other end of safety strap is fixed on backrest, fixed by latching device between seat support and backrest, latching device is connected with and can responds to external circumstances and the binary pair triggered according to external circumstances, binary pair controls latching device and unlocks seat support and backrest, described latching device comprises the snap ring be arranged on seat support and the clamp be arranged on backrest, clamp side is hinged with the snap fit for catching on snap ring, clamp is also hinged with card, snap fit is perpendicular with card and be connected by the first spring between the two, when snap fit is in the state caught on by snap ring, a side of card to be against on clamp thus snap fit is also propped up by another side of card under the effect of the first spring under the effect of the first spring, described binary pair is the binary pair that stretches, and flexible binary pair is connected with card by pull bar.
2. safety seat according to claim 1, is characterized in that: described clamp is provided with the draw-in groove corresponding with snap ring.
3. safety seat according to claim 1 and 2, is characterized in that: being provided with between described seat support and backrest can by the turning device of backrest overturning backward.
4. safety seat according to claim 3, is characterized in that: described turning device is the main torsion spring be fixed on seat support, and one end of main torsion spring is fixed on backrest.
5. safety seat according to claim 1 and 2, it is characterized in that: described seat support is hinged with support, snap ring by Bracket setting on seat support, support is provided with secondary torsion spring, the outer end of secondary torsion spring is connected with seat support, the torsion direction of secondary torsion spring is the direction of being rotated forward by backrest, support is provided with the tooth of one section of arc arrangement, seat support is hinged with backrest angle and regulates handle, backrest angle regulates one end of handle to be provided with the projection that can snap on support in tooth, backrest angle regulates the second spring handle being connected with and can ensureing in the protruding tooth be stuck in all the time on support, the other end of the second spring is fixed on seat support.
6. safety seat according to claim 3, it is characterized in that: described seat support is hinged with support, snap ring by Bracket setting on seat support, support is provided with secondary torsion spring, the outer end of secondary torsion spring is connected with seat support, the torsion direction of secondary torsion spring is the direction of being rotated forward by backrest, support is provided with the tooth of one section of arc arrangement, seat support is hinged with backrest angle and regulates handle, backrest angle regulates one end of handle to be provided with the projection that can snap on support in tooth, backrest angle regulates the second spring handle being connected with and can ensureing in the protruding tooth be stuck in all the time on support, the other end of the second spring is fixed on seat support.
7. safety seat according to claim 4, it is characterized in that: described seat support is hinged with support, snap ring by Bracket setting on seat support, support is provided with secondary torsion spring, the outer end of secondary torsion spring is connected with seat support, the torsion direction of secondary torsion spring is the direction of being rotated forward by backrest, support is provided with the tooth of one section of arc arrangement, seat support is hinged with backrest angle and regulates handle, backrest angle regulates one end of handle to be provided with the projection that can snap on support in tooth, backrest angle regulates the second spring handle being connected with and can ensureing in the protruding tooth be stuck in all the time on support, the other end of the second spring is fixed on seat support.
8. safety seat according to claim 1 and 2, it is characterized in that: in described backrest, be provided with safety strap winding wheel and safety strap guide rail, the one ends wound of safety strap is on safety strap winding wheel, and the other end stretches out the backrest of seat by safety strap guide rail, and safety strap winding wheel is driven by motor.
9. safety seat according to claim 8, is characterized in that: described safety strap is rigid safety strap, the hollow tubular of safety strap guide rail to be cross section be rectangle.
10. safety seat according to claim 8, it is characterized in that: described safety strap is flexibility safety strap, safety strap guide rail comprises two backbone block be parallel to each other, row's roller is provided with between two stands block, roller is rotated by axle and to be arranged in backbone block and one of them backbone block is stretched out in one end of axle, one end that shaft extension goes out backbone block is respectively arranged with gear, and adjacent gear engages each other, safety strap is S-shaped to be passed adjacent rollers and is clamped by adjacent rollers, and one of them gear is driven by motor.
11. safety seats according to claim 1 and 2, is characterized in that: described backrest is positioned at and the position of seat support hinged place is provided with ratchet, seat support is hinged with the ratchet matched with ratchet, ratchet is provided with the spring that ratchet and ratchet are close to.
12. safety seats according to claim 11, is characterized in that: be provided with on described seat support or on the position of backrest near head of passenger for controlling the handle that unclamps between ratchet and ratchet or button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210586555.XA CN102975639B (en) | 2012-12-30 | 2012-12-30 | Safety seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210586555.XA CN102975639B (en) | 2012-12-30 | 2012-12-30 | Safety seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102975639A CN102975639A (en) | 2013-03-20 |
| CN102975639B true CN102975639B (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210586555.XA Expired - Fee Related CN102975639B (en) | 2012-12-30 | 2012-12-30 | Safety seat |
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| Country | Link |
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| CN (1) | CN102975639B (en) |
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| CN106974472A (en) * | 2017-05-22 | 2017-07-25 | 享优眠科技（深圳）有限公司 | Adjustable-angle bedside backrest |
| CN109624914B (en) * | 2019-01-18 | 2023-09-22 | 麦克英孚(宁波)婴童用品有限公司 | Electric safety belt adjusting mechanism |
| CN109774649B (en) * | 2019-01-25 | 2023-03-28 | 南京航空航天大学 | Passenger car seat based on safety belt supervision control and control method thereof |
| CN111990837B (en) * | 2020-08-28 | 2021-05-07 | 浙江工贸职业技术学院 | A novel multi-functional showcase for foreign trade exhibition of sales and sales |
| CN114380222B (en) * | 2021-12-08 | 2023-09-12 | 深圳航天科技创新研究院 | Manual winch |
| CN115195539B (en) * | 2022-07-28 | 2023-06-30 | 东风柳州汽车有限公司 | Ground lock unlocking structure, automobile seat assembly and automobile |
| CN116142044B (en) * | 2023-02-28 | 2024-07-12 | 一汽奔腾轿车有限公司 | Seat back angle mechanical sensing device for seat belt retractor |
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| CN202507958U (en) * | 2012-04-27 | 2012-10-31 | 烟台三环锁业集团有限公司 | Backrest seat lock for sedan |
| CN203005354U (en) * | 2012-12-30 | 2013-06-19 | 张家港市华建汽修有限公司 | Safety seat |
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| CN102975639A (en) | 2013-03-20 |
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