CN102219026B - Baby seat capable of adjusting rotary angle and baby trolley - Google Patents
Baby seat capable of adjusting rotary angle and baby trolley Download PDFInfo
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- CN102219026B CN102219026B CN 201110043213 CN201110043213A CN102219026B CN 102219026 B CN102219026 B CN 102219026B CN 201110043213 CN201110043213 CN 201110043213 CN 201110043213 A CN201110043213 A CN 201110043213A CN 102219026 B CN102219026 B CN 102219026B
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Abstract
The present invention discloses a baby seat capable of adjusting rotary angles, which comprises a seat body, a plugging device, a driving device and a seat base. The plugging device comprises a bottom plate. The bottom plate is provided with a plurality of first projections extending downwardly. A first gap is formed between every two adjacent first projections. The seat base is provided with a recessed region. The recessed region is upwards extended with a plurality of second projections. A second gap is formed between every two adjacent second projections. When the bottom plate is contained in the recessed region to be locked with the seat base, the first projections and the second gaps are engaged with each other. The second projections and the first gaps are also engaged with each other. When the driving device is driven, the driving device drives the plugging device to be lifted upwards and disengaged from the seat base. Thus, the rotary angles of the baby seat can be adjusted. When the driving device is released, the plugging device and the baby seat can be combined together again. The baby seat in the invention has the characteristics of simple structure, convenient operation, safety and reliability after positioned and can satisfy users' demands. The baby seat is suitable for popularization.
Description
Technical field
The present invention relates to a kind of baby seat, relate in particular to a kind of baby stroller of regulating the baby seat of the anglec of rotation and having this seat.
Background technology
Along with being widely used of baby stroller, people are also more and more higher to the Functional Requirement of baby stroller.Wish that not only baby stroller can make baby's safety in taking process, wish that simultaneously baby stroller can make the baby take comfortable satisfiedly, more convenient on operation is used.
For this reason, the baby seat on the baby stroller has spinfunction usually, changes the direction of baby seat, and implementation has following two kinds usually:
One, directly baby seat is separated taking-up from baby stroller, again the baby seat commutation is positioned on the baby stroller.But this kind takes out the again mode of commutation location direct baby seat is separated from baby stroller, not only requires great effort, and easily wakes up with a start the baby in the sleep.
Two, directly baby seat is turned to an angle, this mode needs the handle that grips for hand with hand barrow to moving down, and makes baby seat that enough Space Rotating commutations be arranged, and after the baby seat commutation is finished, recovers handle to original position again, causes operation upper inconvenient.And this kind changes the mode of baby seat direction, usually needs to adopt a rotary positioning mechanism, and this kind mechanism is complex structure often, and is not easy to operate.
Therefore, be necessary to provide a kind of simple in structure, simple operation, the baby seat of safe and reliable the regulated anglec of rotation uses baby seat more convenient to overcome defects behind the location, more is the user's favorite.
Summary of the invention
It is a kind of simple in structure that one object of the present invention is to provide, simple operation, the baby seat of safe and reliable the regulated anglec of rotation behind the location.
A further object of the present invention is to provide a kind of hand barrow, and it has simple in structure, simple operation, the baby seat of safe and reliable the regulated anglec of rotation behind the location.
For achieving the above object, the baby seat of regulating the anglec of rotation of the present invention, comprise seat body, the plug-in device that is arranged at described seat body bottom and is nested with elastic type with described seat body, be arranged at the actuating device between described seat body and the described plug-in device, and for the seat base that is connected with a carrier, described seat base can supply described plug-in device combination, described plug-in device comprises base plate, described base plate is provided with some first projections of downward projection, form the first gap between some described the first projections, form the depressed area on the described seat base, described depressed area is provided with upwards some second projections of projection, form the second gap between some described the second projections, when described base plate is contained in described depressed area and during with the locking of described seat base, described the first projection is meshed with described the second gap, described the second projection is meshed with described the first gap, when driving described actuating device, described actuating device drives described plug-in device and upwards promotes, and make described plug-in device break away from combination from described seat base, thereby can regulate the anglec of rotation of described seat body; When recovering described actuating device, described plug-in device is combined again with described seat base.
Preferably, the bottom of described seat body is provided with the first rectangle frame to downward-extension, described plug-in device also comprises from upwardly extending the second rectangle frame of described base plate, be provided with an elastic component between described the first rectangle frame and the second rectangle frame, described the first rectangle frame is nested among described the second rectangle frame, thereby so that the relatively described plug-in device of described seat body can stretch up and down.
Preferably, described the second rectangle frame outside is provided with at least one projection.
Preferably, described elastic component is a spring.
Preferably, described actuating device is nested in outside described the second rectangle frame and encloses, described actuating device comprises activation button and the skewed slot that tilts towards described activation button, described activation button is located at the side of described seat body, described projection is arranged among the described skewed slot, press described activation button, described projection promotes thereby described plug-in device is made progress along described skewed slot slippage.
As another preferred embodiment, described actuating device comprises the first actuating device and the second actuating device of installing along straight line, described the first actuating device comprises the first activation button and the first skewed slot, described the second actuating device comprises the second activation button and the second skewed slot, described the first skewed slot and the cross-shaped setting of described the second skewed slot, described projection is arranged among described the first skewed slot and described the second skewed slot.
As a preferred embodiment again, described base plate is in the form of annular discs, and the shape of described depressed area is corresponding to described base plate.
Preferably, also comprise the bedframe that is fixed in a carrier, described bedframe in the form of a ring, described seat base removably is connected among the described bedframe.
Preferably, the side of described seat base is provided with some protrusions, and correspondence is provided with some locking devices on the described bedframe, and described protrusion and described locking device are in mating connection.
More preferably, described locking device comprises fluting and elasticity lock bolt, and when described seat base and the locking of described bedframe, described protrusion is stuck in the described fluting, and described elasticity lock bolt compresses described protrusion and described fluting is blocked.Described elasticity lock bolt comprises spring.
Baby stroller of the present invention, the baby seat that comprises vehicle frame and be connected in the regulated anglec of rotation on the described vehicle frame.Described baby seat comprises seat body, the plug-in device that is arranged at described seat body bottom and is nested with elastic type with described seat body, be arranged at the actuating device between described seat body and the described plug-in device, and for the seat base that is connected with a carrier, described seat base can supply described plug-in device combination, described plug-in device comprises base plate, described base plate is provided with some first projections of downward projection, form the first gap between some described the first projections, form the depressed area on the described seat base, described depressed area is provided with upwards some second projections of projection, form the second gap between some described the second projections, when described base plate is contained in described depressed area and during with the locking of described seat base, described the first projection is meshed with described the second gap, described the second projection is meshed with described the first gap, when driving described actuating device, described actuating device drives described plug-in device and upwards promotes, and make described plug-in device break away from combination from described seat base, thereby can regulate the anglec of rotation of described seat body; When recovering described actuating device, described plug-in device is combined again with described seat base.
Baby seat of the present invention is by arranging plug-in device and actuating device between seat body and seat base, when operator's driver, actuating device drives plug-in device and upwards promotes, so that plug-in device disengaging combination from seat base, thereby the anglec of rotation of adjustable seat body, when recovering described actuating device, this plug-in device and seat base are combined locking again.It is simple in structure that this kind can be regulated the baby seat of the anglec of rotation, and simple operation is safe and reliable behind the location, can satisfy user's demand, is suitable for promoting the use of.
Description of drawings
Fig. 1 is the block diagram of an embodiment of baby stroller of the present invention.
Fig. 2 is the exploded drawings of the baby seat of baby stroller shown in Figure 1.
Fig. 3 is the partial perspective view that the seat body of baby seat shown in Figure 2 cooperates with plug-in device.
Fig. 4 is the partial perspective view of baby stroller shown in Figure 1.
Fig. 5 is the block diagram of seat base shown in Figure 2.
Fig. 6 is the block diagram of the base frame of baby stroller.
Fig. 7 is a mated condition figure of seat body, plug-in device and actuating device.
Fig. 8 is another mated condition figure of seat body, plug-in device and actuating device.
Fig. 9 is the constitution diagram of plug-in device and seat base engagement.
Figure 10 is the constitution diagram that plug-in device and seat base break away from.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing and preferred embodiment, but embodiments of the present invention are not limited to this.
Please refer to Fig. 1, baby stroller 1 of the present invention comprises vehicle frame 10 and is installed on baby seat 20 on the vehicle frame 10.This baby seat 20 can be answered different demands and be rotated different angles, thus convenient the use.The below is described in detail baby seat 20.
Please refer to Fig. 2-4, this baby seat 20 comprises seat body 21, seat base 23, is located at the plug-in device 25 between seat body 21 and the seat base 23, and be arranged between seat body 21 and the plug-in device 25 and the actuating device 27(that is used for 21 relative seat bases 23 rotations of control seat body with reference to figure 7 demonstrations).Thereby this plug-in device 25 is meshed with seat base 23 and forms lock-out state, is controlled by actuating device 27 when plug-in device 25, and plug-in device 25 is broken away from from seat base 23, and then the anglec of rotation of capable of regulating chair body 21 relative seat bases 23.
Particularly, shown in Fig. 2,3 and 9, the bottom of this seat body 21 is extended with the first rectangle frame 211 that is hollow form downwards.This plug-in device 25 is located at the bottom of seat body 21 and is nested with elastic type with this seat body 21.This plug-in device 25 comprises base plate 251 and these base plate 251 upwardly extending second rectangle frames 253 certainly, and this second rectangle frame 253 is hollow form equally corresponding to the first rectangle frame 211 of seat body 21.For guaranteeing that plug-in device 25 can drive seat body 21, the external diameter of this second rectangle frame 253 is slightly larger than the external diameter of the first rectangle frame 211, thus nested the first rectangle frame 211 outside.In addition, also be provided with a spring 221 between the first rectangle frame 211 and the second rectangle frame 253, an end of this spring 221 is supported the top of the first rectangle frame 211, and the other end is supported the bottom of the second rectangle frame 253.Therefore, can stretch up and down by the elasticity of spring 211 between seat body 21 and the plug-in device 25.In addition, the outside of the second rectangle frame 253 is provided with at least one projection 255, and preferably, the left and right sides of the second rectangle frame 253 is provided with two projections 255.
Preferably, this base plate 251 is in the form of annular discs, and base plate 251 is provided with between a plurality of the first projection 252, the first projections 252 that protrude out downwards and is formed with the first gap 254.In the present embodiment, be provided with four the first projections 252, this first projection 252 is arranged on the edge of discoid base plate 251 equably.Need to prove, the quantity of this first projection 252, shape, size are not limited to this example.
Please refer to Fig. 2 and Fig. 4, and form depressed area 231 on the seat base 23 that plug-in device 25 matches, matches with the base plate 251 of plug-in device 25 in this depressed area 231, and its shape is also rounded.Particularly, this depressed area 231 is provided with upwards a plurality of second projections 232 of projection, form the second gap 234 between this second projection 232, the quantity of this second projection 232, shape, big or small corresponding with the first projection 252, similarly, the shape in the second gap 234, size are also corresponding with the first gap 254.When base plate 251 is contained in this depressed area 231 when interior, the first projection 252 is meshed with the second gap 234, and the second projection 232 is meshed with the first gap 254, thereby so that seat body 21 relatively seat base 23 rotate, thereby realize that both lock.In the present embodiment, projection and gap are to be arranged to the framework that the fourth class is divided equally, that is the design of each rotatable 90 degree of four direction is provided.Certainly, also according to need projection be set to more, thereby a plurality of anglecs of rotation can be provided.
Preferably, as shown in Figure 6, the periphery of seat base 23 removably is connected with a bedframe 24, uses with outside carrier to link to each other, and links to each other with the vehicle frame 10 of baby stroller 1 in the present embodiment.Particularly, the side of seat base 23 is provided with a plurality of protrusions 233.Bedframe 24 in the form of a ring, corresponding protrusion 233 is provided with a plurality of locking devices 242 on it.More specifically, this locking device 242 comprises fluting 244 and elasticity lock bolt 246, and these elasticity lock bolt 246 inside are provided with the spring (not shown), thus make this elasticity lock bolt 246 can about flexible, handled easily.When seat base 23 locked with bedframe 24, the protrusion 233 of seat base 23 was stuck in the fluting 244 of locking device 242, and elasticity lock bolt 246 compresses this protrusion 233 and 244 blockades of will slotting.When need disassemble seat base 23 from bedframe 24, only need pull open elasticity lock bolt 246, then mention seat base 23 and get final product, easy to operate.
Please refer to Fig. 7-8, now be described being arranged between seat body 21 and the plug-in device 25 and for the actuating device 27 of controlling seat body 21 relative seat bases 23 rotations.This actuating device 27 comprises the first actuating device 271 and the second actuating device 272 of installing along straight line, and this first actuating device 271 comprises the first activation button 275 and the first skewed slot 277.This second actuating device 272 comprises the second activation button (not shown) and the second skewed slot 276.This first actuating device 271 and the second actuating device 272 are nested in outside the second rectangle frame 253 and enclose, and the first activation button 275 and the second activation button are located at the side of seat body 21, convenient operation.Towards the first skewed slot 277 of the first activation button 275 inclinations and the second skewed slot 276 cross-shaped settings of tilting towards the second activation button, projection 255 on the plug-in device 25 then is arranged among the first skewed slot 277 and the second skewed slot 276, thereby the first actuating device 271 and 272 connections of the second actuating device are got up.
In conjunction with Fig. 7-10, when pressing the first activation button 275 or the second activation button, projection 255 is along the first skewed slot 277 or the 276 upwards slippages of the second skewed slot, that is press the first activation button 275 rear formed horizontal thrusts, by projection 255 and then convert to and the second rectangle frame 253 is done vertical liter move, therefore, spring 221 between the first rectangle frame 211 and the second rectangle frame 253 is compressed, the second rectangle frame 253 relative the first rectangle frames 211 upwards slide, thereby driving base plate 251 upwards promotes, be that base plate 251 breaks away from from the depressed area 231 of seat base 23, more specifically, the first projection 252 breaks away from from the second gap 234, and the second projection 232 breaks away from from the first gap 254.At this moment, operator's rotary seat body 21 is to desired location.After discharging the first activation button 275 or the second activation button, spring 221 returns back to relaxed state, move downwards thereby push plug-in device 25, base plate 251 meshes again with the depressed area 231 of seat base 23, thereby realizes the locking of seat body 21 and seat base 23.
Should be noted, the structure of the vehicle frame 10 of baby stroller 1 of the present invention is not described in detail at this, and it can be collapsible or non-collapsible, and structural variation is not limited to above-described embodiment.
In addition, this baby seat 20 can also be with the form setting of automotive seat, and it is applicable to young baby and uses, and automotive seat are installed on the hand barrow, and it can adopt the rotation of above-mentioned structure realization multi-angle equally, thereby easy to use.Certainly, baby seat 20 of the present invention also can be arranged on other baby carrying vehicles by demand, still belongs to design of the present invention.
Above invention has been described in conjunction with most preferred embodiment, but the present invention is not limited to the embodiment of above announcement, and should contain various modification, equivalent combinations of carrying out according to essence of the present invention.
Claims (22)
1. the baby seat that can regulate the anglec of rotation, it is characterized in that, comprise: seat body, the plug-in device that is arranged at described seat body bottom and is nested with elastic type with described seat body, be arranged at the actuating device between described seat body and the described plug-in device, and for the seat base that is connected with a carrier, described seat base can supply described plug-in device combination, described plug-in device comprises base plate, described base plate is provided with some first projections of downward projection, form the first gap between some described the first projections, form the depressed area on the described seat base, described depressed area is provided with upwards some second projections of projection, form the second gap between some described the second projections, when described base plate is contained in described depressed area and during with the locking of described seat base, described the first projection is meshed with described the second gap, described the second projection is meshed with described the first gap, when driving described actuating device, described actuating device drives described plug-in device and upwards promotes, and make described plug-in device break away from combination from described seat base, thereby can regulate the anglec of rotation of described seat body; When recovering described actuating device, described plug-in device is combined again with described seat base.
2. the baby seat of regulating the anglec of rotation as claimed in claim 1, it is characterized in that: the bottom of described seat body is provided with the first rectangle frame to downward-extension, described plug-in device also comprises from upwardly extending the second rectangle frame of described base plate, be provided with an elastic component between described the first rectangle frame and the second rectangle frame, described the first rectangle frame is nested among described the second rectangle frame, thereby so that the relatively described plug-in device of described seat body can stretch up and down.
3. the baby seat of regulating the anglec of rotation as claimed in claim 2, it is characterized in that: described the second rectangle frame outside is provided with at least one projection.
4. the baby seat of regulating the anglec of rotation as claimed in claim 2, it is characterized in that: described elastic component is a spring.
5. the baby seat of regulating the anglec of rotation as claimed in claim 3, it is characterized in that: described actuating device is nested in outside described the second rectangle frame and encloses, described actuating device comprises activation button and the skewed slot that tilts towards described activation button, described activation button is located at the side of described seat body, described projection is arranged among the described skewed slot, press described activation button, described projection promotes thereby described plug-in device is made progress along described skewed slot slippage.
6. the baby seat of regulating the anglec of rotation as claimed in claim 5, it is characterized in that: described actuating device comprises the first actuating device and the second actuating device of installing along straight line, described the first actuating device comprises the first activation button and the first skewed slot, described the second actuating device comprises the second activation button and the second skewed slot, described the first skewed slot and the cross-shaped setting of described the second skewed slot, described projection is arranged among described the first skewed slot and described the second skewed slot.
7. the baby seat of regulating the anglec of rotation as claimed in claim 1, it is characterized in that: described base plate is in the form of annular discs, and the shape of described depressed area is corresponding to described base plate.
8. the baby seat of regulating the anglec of rotation as claimed in claim 1 is characterized in that: also comprise the bedframe that is fixed in a carrier, described bedframe in the form of a ring, described seat base removably is connected among the described bedframe.
9. the baby seat of regulating the anglec of rotation as claimed in claim 8, it is characterized in that: the side of described seat base is provided with some protrusions, correspondence is provided with some locking devices on the described bedframe, and described protrusion and described locking device are in mating connection.
10. the baby seat of regulating the anglec of rotation as claimed in claim 9, it is characterized in that: described locking device comprises fluting and elasticity lock bolt, when described seat base and the locking of described bedframe, described protrusion is stuck in the described fluting, and described elasticity lock bolt compresses described protrusion and described fluting is blocked.
11. the baby seat of regulating the anglec of rotation as claimed in claim 10 is characterized in that: described elasticity lock bolt comprises spring.
12. baby stroller, the baby seat that comprises vehicle frame and be connected in the regulated anglec of rotation on the described vehicle frame, it is characterized in that: described baby seat comprises seat body, the plug-in device that is arranged at described seat body bottom and is nested with elastic type with described seat body, be arranged at the actuating device between described seat body and the described plug-in device, and for the seat base that is connected with described vehicle frame, described seat base can supply described plug-in device combination, described plug-in device comprises base plate, described base plate is provided with some first projections of downward projection, form the first gap between some described the first projections, form the depressed area on the described seat base, described depressed area is provided with upwards some second projections of projection, form the second gap between some described the second projections, when described base plate is contained in described depressed area and during with the locking of described seat base, described the first projection is meshed with described the second gap, described the second projection is meshed with described the first gap, when driving described actuating device, described actuating device drives described plug-in device and upwards promotes, and make described plug-in device break away from combination from described seat base, thereby can regulate the anglec of rotation of described seat body; When recovering described actuating device, described plug-in device is combined again with described seat base.
13. baby stroller as claimed in claim 12, it is characterized in that: the bottom of described seat body is provided with the first rectangle frame to downward-extension, described plug-in device also comprises from upwardly extending the second rectangle frame of described base plate, be provided with an elastic component between described the first rectangle frame and the second rectangle frame, described the first rectangle frame is nested among described the second rectangle frame, thereby so that the relatively described plug-in device of described seat body can stretch up and down.
14. baby stroller as claimed in claim 13 is characterized in that: described the second rectangle frame outside is provided with at least one projection.
15. baby stroller as claimed in claim 13 is characterized in that: described elastic component is a spring.
16. baby stroller as claimed in claim 14, it is characterized in that: described actuating device is nested in outside described the second rectangle frame and encloses, described actuating device comprises activation button and the skewed slot that tilts towards described activation button, described activation button is located at the side of described seat body, described projection is arranged among the described skewed slot, press described activation button, described projection promotes thereby described plug-in device is made progress along described skewed slot slippage.
17. baby stroller as claimed in claim 16, it is characterized in that: described actuating device comprises the first actuating device and the second actuating device of installing along straight line, described the first actuating device comprises the first activation button and the first skewed slot, described the second actuating device comprises the second activation button and the second skewed slot, described the first skewed slot and the cross-shaped setting of described the second skewed slot, described projection is arranged among described the first skewed slot and described the second skewed slot.
18. baby stroller as claimed in claim 12 is characterized in that: described base plate is in the form of annular discs, and the shape of described depressed area is corresponding to described base plate.
19. baby stroller as claimed in claim 12 is characterized in that: also comprise the bedframe that is fixed in described vehicle frame, described bedframe in the form of a ring, described seat base removably is connected among the described bedframe.
20. baby stroller as claimed in claim 19 is characterized in that: the side of described seat base is provided with some protrusions, and correspondence is provided with some locking devices on the described bedframe, and described protrusion and described locking device are in mating connection.
21. baby stroller as claimed in claim 20, it is characterized in that: described locking device comprises fluting and elasticity lock bolt, when described seat base and the locking of described bedframe, described protrusion is stuck in the described fluting, and described elasticity lock bolt compresses described protrusion and described fluting is blocked.
22. baby stroller as claimed in claim 21 is characterized in that: described elasticity lock bolt comprises spring.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US33874110P | 2010-02-23 | 2010-02-23 | |
| US61/338,741 | 2010-02-23 | ||
| US39644210P | 2010-05-27 | 2010-05-27 | |
| US61/396,442 | 2010-05-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102219026A CN102219026A (en) | 2011-10-19 |
| CN102219026B true CN102219026B (en) | 2013-02-27 |
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ID=44775796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110043213 Active CN102219026B (en) | 2010-02-23 | 2011-02-22 | Baby seat capable of adjusting rotary angle and baby trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102219026B (en) |
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| KR101268358B1 (en) * | 2012-08-28 | 2013-06-04 | 조용훈 | A child bicycle with function of look-behind |
| CN103183048B (en) * | 2013-03-22 | 2016-01-06 | 欧仕儿童用品(福建)有限公司 | Foldable baby vehicle frame |
| CN103738386A (en) * | 2014-01-29 | 2014-04-23 | 嘉兴华天翔车业有限公司 | Stool rotating structure for baby carriage |
| DE202014101200U1 (en) * | 2014-03-17 | 2014-05-23 | Curt Würstl Vermögensverwaltungs-Gmbh & Co. Kg | Collapsible stroller or doll carriage frame |
| CN103910000B (en) * | 2014-04-28 | 2016-09-07 | 浙江德清久胜车业有限公司 | The Pillar for saddle of saddle whirligig |
| CN107310435A (en) * | 2017-06-29 | 2017-11-03 | 山东理工大学 | A kind of automobile children safety chair |
| CN107856721B (en) * | 2017-10-31 | 2019-11-22 | 张静 | A kind of disabled person uses carriage for children |
| CN117016925A (en) | 2019-07-17 | 2023-11-10 | 明门瑞士股份有限公司 | Fastener |
| CN112237315B (en) * | 2019-07-17 | 2023-09-29 | 明门瑞士股份有限公司 | Fastener |
| CN111169523B (en) * | 2020-01-13 | 2021-03-30 | 佛山诺贝依科技有限责任公司 | Swing device, swing seat and swing vehicle |
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| CN2637284Y (en) * | 2003-08-20 | 2004-09-01 | 夏本鸣 | Chair back-adjusting peramulator |
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| CN101289092A (en) * | 2007-03-15 | 2008-10-22 | 蒂姆-特克斯公司 | Device for transporting a child |
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| CN2701723Y (en) * | 2004-04-30 | 2005-05-25 | 明门实业股份有限公司 | Baby carriage capable of clamping on the automobile safety seat |
| CN201116134Y (en) * | 2006-10-22 | 2008-09-17 | 明门实业股份有限公司 | Baby carriage with single retracting axis and single axial center bicycle frame retracting mechanism |
| DE202006017557U1 (en) * | 2006-11-17 | 2007-03-01 | Ilinko Ltd. | Personal supporting fixture for personal transport carriage, has frame whereby angle between first frame component and second frame component is independently adjusted |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2637284Y (en) * | 2003-08-20 | 2004-09-01 | 夏本鸣 | Chair back-adjusting peramulator |
| GB2430414A (en) * | 2006-07-11 | 2007-03-28 | Tsung-Daw Lee | Baby stroller with rotatable seat |
| CN101289092A (en) * | 2007-03-15 | 2008-10-22 | 蒂姆-特克斯公司 | Device for transporting a child |
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| CN102219026A (en) | 2011-10-19 |
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