CN104986204A - Baby stroller - Google Patents
Baby stroller Download PDFInfo
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- CN104986204A CN104986204A CN201510295363.7A CN201510295363A CN104986204A CN 104986204 A CN104986204 A CN 104986204A CN 201510295363 A CN201510295363 A CN 201510295363A CN 104986204 A CN104986204 A CN 104986204A
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- 230000007246 mechanism Effects 0.000 claims description 8
- 230000007306 turnover Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
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- 230000008859 change Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a baby stroller. A stroller frame comprises a front support, a rear support, a front connecting rod and a rear connecting rod, wherein the upper portion of the rear support is connected with the upper portion of the front support in a pivoted mode, and the front connecting rod and the rear connecting rod are arranged between the front support and the rear support. The front portion of the front connecting rod is connected to the front support in a pivoted mode. The rear portion of the rear connecting rod is connected to the rear support in a pivoted mode. The rear portion of the front connecting rod is connected with the front portion of the rear connecting rod in a pivoted mode. An elastic piece which can unfold the front connecting rod and the rear connecting rod relatively to extend the front connecting rod and the rear connecting rod in the same linear direction is arranged between the front connecting rod and the rear connecting rod. When the stroller frame is in the unfolded state, the front connecting rod and the rear connecting rod extend in the same linear direction under the effect of the elastic piece, and the front support, the rear support, the front connecting rod and the rear connecting rod form a triangular structure. When the stroller frame is in the folded state, the front connecting rod and the rear connecting rod overcome elasticity of the elastic piece to turn over relatively so as to get close and be folded between the front support and the rear support. The baby stroller is convenient to unfold and fold, and convenience is brought to daily use of a user.
Description
Technical field
the present invention relates to a kind of children trolley.
Background technology
in prior art, children trolley generally include there is deployed condition and folded state stroller frame, be located at wheel assembly bottom stroller frame, for by described stroller frame locking lockout mechanism in the deployed state.Children trolley is of a great variety in the market, the structure of its vehicle frame is also varied, and correspondingly, the connection mode between its rod member quantity, rod member is also different, cause the folding also different with spreading principle of each go-cart, the convenience of use also respectively has difference.
Summary of the invention
the object of this invention is to provide a kind of structure simple and launch and folding operation children trolley all very easily.
for achieving the above object, the technical solution used in the present invention is:
a kind of children trolley, comprise the stroller frame with deployed condition and folded state, be located at the wheel assembly bottom described stroller frame, for described stroller frame being locked lockout mechanism in the deployed state, described stroller frame comprises front frame, the after poppet that top is connected with the top phase pivot of described front frame, be located at the front rod between described front frame and described after poppet and rear linking rod, the front portion of described front rod is pivotally connected on described front frame, the back pivot of described rear linking rod is connected on described after poppet, the rear portion of described front rod is connected with the anterior phase pivot of described rear linking rod, be provided with between described front rod with described rear linking rod and can make both relative expansion and the elastic component that extends along same rectilinear direction, when described stroller frame is in deployed condition, described front rod and described rear linking rod extend along same rectilinear direction under the effect of described elastic component, described front frame, after poppet, triangular structure is formed between front rod and rear linking rod, when described stroller frame is in folded state, described front rod and described rear linking rod overcome relative upset of elastic force of described elastic component and mutually draw close and draw between described front frame and after poppet.
preferably, when described stroller frame folds, the rear portion of described front rod and the anterior upward movement of described rear linking rod and little by little mutually draw close.
preferably, described elastic component is be located at the torsion spring between described front rod and described rear linking rod, and the two ends of described torsion spring are kept out respectively on described front rod and described rear linking rod.
preferably, described lockout mechanism comprises the locked component be located between described after poppet and described rear linking rod, described locked component comprises the fixed block be located at regularly on described after poppet, the sliding part be located at slidably along the length bearing of trend of described rear linking rod on described rear linking rod, parts in these two parts of described fixed block, described sliding part offer locked groove, another parts are provided with the dead bolt that can insert ordinatedly along the longitudinal direction in described locked groove, when described dead bolt inserts in described locked groove, described locking piece locking; When described dead bolt departs from from described locked groove, described locking piece unlocks.
further, described sliding part is be located at the sliding sleeve on described rear linking rod slidably, described dead bolt is located at the front portion of described sliding sleeve, described locked groove is opened on described fixed block, described rear linking rod is also provided with for ordering about described sliding sleeve slide anteroposterior to control the unlock piece of described locked component mode of operation.
preferably, described stroller frame is also provided with the Foldable hanging hook for described stroller frame being locked in a folded configuration, when described stroller frame is in folded state, described Foldable hanging hook is hooked between at least two bars in described front frame, after poppet, front rod and rear linking rod along the longitudinal direction.
further, described after poppet comprise lay respectively at the left and right sides back stay, be connected to cross bar described in both sides between back stay, described rear linking rod is opening U-shaped forward, one end of described Foldable hanging hook is connected on the rear portion of described rear linking rod, when described stroller frame is in folded state, the other end of described Foldable hanging hook is hooked on described cross bar regularly.
preferably, the rear portion of described rear linking rod has the folding operation portion extended back, when described stroller frame folds, act on described folding operation portion and order about the relatively described after poppet upset of described rear linking rod and itself and described front support rod drawn close gradually and drives described front frame and after poppet to draw close gradually along the longitudinal direction; When described stroller frame folds, trample the rear portion of described rear basket rod downwards and realize the folding of described stroller frame.
further preferably, described front rod is front basket rod, and described rear linking rod is rear basket rod, and when described stroller frame is in deployed condition, described front basket rod and described rear basket rod extend along the longitudinal direction and form basket holder; When described stroller frame folds, trample the rear portion of described rear basket rod downwards and realize the folding of described stroller frame.
preferably, described stroller frame also comprises push rod, and described push rod can be slidably connected on described front frame along the length bearing of trend of front frame, is also provided with the push-rod lock locking member for both being locked between described push rod and described front frame.
further, described push rod comprises the push rod portion laying respectively at the left and right sides, the handle being located at upper end, push rod portion described in both sides, described front frame comprises the front support rod laying respectively at the left and right sides, on every side of described stroller frame, described push rod portion is plugged in the bar chamber of described front support rod respectively slidably.
due to the utilization of technique scheme, the present invention compared with prior art has following advantages: when go-cart being folded up, lockout mechanism is only needed to unlock, then order about front rod and rear linking rod and overcome that the elastic force of elastic component is relative to be overturn, front frame, after poppet, front rod and rear linking rod just can be made little by little to draw close together and realize the folding of stroller frame; When go-cart launches to use by needs, only need to remove the locking after folding, then front rod and rear linking rod automatically launch under the elastic acting force of elastic component, thus make stroller frame Automatic-expanding.This children trolley has good stability in the deployed state, and the expansion of stroller frame and folding operation are all very simple, and the structure after folding is very smooth, for the routine use of user brings facility.
Accompanying drawing explanation
accompanying drawing 1 is the block diagram under children trolley of the present invention is in deployed condition;
accompanying drawing 2 is the lateral plan under children trolley of the present invention is in deployed condition;
accompanying drawing 3 is the lateral plan under children trolley of the present invention is in semi-collapsed condition;
accompanying drawing 4 is the lateral plan under children trolley of the present invention is in folded state;
accompanying drawing 5 is the block diagram under children trolley of the present invention is in folded state;
accompanying drawing 6 is A portion enlarged diagram in Fig. 5;
accompanying drawing 7 is B portion enlarged diagram in Fig. 5;
wherein: 100, stroller frame; 1, front frame; 11, front support rod; 2, after poppet; 21, back stay; 22, cross bar; 23, hanging column; 3, front rod (front basket rod); 3a, front connector part; 34, rotating shaft; 4, rear linking rod (rear basket rod); 4a, rear adapter piece; 5, push rod; 51, push rod portion; 52, handle; 6, elastic component (torsion spring); 7, locked component; 71, sliding part (sliding sleeve); 72, fixed block; 73, dead bolt; 74, locked groove; 8, unlock piece (unblock pedal); 9, Foldable hanging hook; 10, front-wheel; 20, trailing wheel; 200, root and stem of certain plants assembly is sat.
Detailed description of the invention
below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is further elaborated.
see the children trolley shown in Fig. 1 to Fig. 5, comprise there is deployed condition and folded state stroller frame 100, be located at wheel assembly bottom stroller frame 100, for by stroller frame locking lockout mechanism in the deployed state.
stroller frame 100 comprises front frame 1, after poppet 2, front rod 3, rear linking rod 4 and push rod 5, and wheel assembly comprises the front-wheel 10 laying respectively at front frame 1 two bottom sides and the trailing wheel 20 laying respectively at after poppet 2 two bottom sides.The top of front frame 1 is connected with the top phase pivot of after poppet 2, the front portion of front rod 3 is pivotally connected on front frame 1, the back pivot of rear linking rod 4 is connected on after poppet 2, the rear portion of front rod 3 is connected with the anterior phase pivot of rear linking rod 4, make to form a four-bar linkage between front frame 1, after poppet 2, front rod 3 and rear linking rod 4, wherein between front rod 3 with rear linking rod 4, be provided with relative both can making expansion and the elastic component 6 extended along same rectilinear direction.When stroller frame 100 is launched, under the resilient force of elastic component 6, front rod 3 and rear linking rod 4 extend along same rectilinear direction, make to form triangular structure between front frame 1, after poppet 2, front rod 3 and rear linking rod 4; When stroller frame 100 folds, make front rod 3 and rear linking rod 4 overcome the elastic acting force of elastic component 6 and draw close with the relative rotation, and then front rod 3 and rear linking rod 4 can be made to draw between front frame 1 and after poppet 2.
in the present embodiment, elastic component 6 is for being located at the torsion spring 6 between front rod 3 and rear linking rod 4.Shown in Figure 2, the rear portion of front rod 3 is installed with front connector part 3a, the front portion of rear linking rod 4 is installed with rear adapter piece 4a, be connected by rotating shaft 34 phase pivot between front connector part 3a with rear adapter piece 4a, torsion spring 6 is set in rotating shaft 34, and the two ends of torsion spring 6 are kept out respectively on the internal chamber wall of front connector part 3a and rear adapter piece 4a.
shown in each accompanying drawing, in this stroller frame 100, lockout mechanism comprises the locked component 7 be located between after poppet 2 and rear linking rod 4.Shown in Fig. 5, Fig. 6, this locked component 7 comprises the fixed block 72 be located at regularly on after poppet 2, the sliding part 71 be located at slidably along the length bearing of trend of rear linking rod 4 on rear linking rod 4, sliding part 71 and parts in these two parts of fixed block 72 offer locked groove 74, another parts are provided with the dead bolt 73 that can insert ordinatedly along the longitudinal direction in locked groove 74, when dead bolt 73 inserts in locked groove 74, namely locked component 7 locks; When dead bolt 73 departs from from locked groove 74, locked component 7 unlocks.Here, sliding part 71 is the sliding sleeve 71 be set in slidably on rear linking rod 4, dead bolt 73 is fixedly arranged on the front end of sliding sleeve 71, locked groove 74 is located on fixed block 72 and its notch is arranged backwards, when stroller frame 100 is launched, sliding sleeve 71 can make dead bolt 73 insert forward in locked groove 74 along rear linking rod 4 forward slip, thus makes mutually to lock between front frame 1, after poppet 2, front rod 3 and rear linking rod 4 and be stable triangular structure; And when sliding sleeve 71 slides backward along rear linking rod 4, dead bolt 73 can depart from and locked component 7 be unlocked from locked groove 74, and then makes the four-bar linkage formed between front frame 1, after poppet 2, front rod 3 and rear linking rod 4 to be in active state and to carry out upset folding.When specifically arranging, elastomeric element should be provided with in above-mentioned locked component 7 and stably be plugged in locked groove 74 to make dead bolt 73, thus make locked component 7 stably to keep in the locked state.
shown in each accompanying drawing, rear linking rod 4 is also provided with for ordering about sliding sleeve 71 slide anteroposterior to control the unlock piece 8 of locked component 7 mode of operation, unlock piece 8 is the unblock pedal 8 being located at rear linking rod 4 rear end rotationally herein, be connected by trailing cable between this unblock pedal 8 with the sliding sleeve 71 of rear linking rod 4 both sides, without under External Force Acting, dead bolt 73 matches with locked groove 74 and realizes the unblock of locked component, and when needs unlock, operator only need trample at the rear of stroller frame 100 and unlock pedal 8, sliding sleeve 71 can be ordered about slide backward along rear linking rod 4 and realize the unblock of locked component 7.
the rear portion of rear linking rod 4 has the folding operation portion extended back, like this, time folding operator act at the rear of go-cart folding operation portion make rear linking rod 4 relatively after poppet 2 overturn, just can make overturn relative with rear linking rod 4 of front rod 3 and draw close gradually, and drive front frame 1 and after poppet 2 to draw close gradually along the longitudinal direction, realize the folding of stroller frame 100.In the present embodiment, when stroller frame 100 folds, the anterior upward movement simultaneously of the rear portion of front rod 3 and rear linking rod 4 and little by little mutually drawing close, so not only can make each rod member energy close proximity in the stroller frame 100 after folding, stroller frame 100 can also be made to have good heavy burden upon deployment.
here, see shown in Fig. 1 to Fig. 5, front rod 3 is front basket rod, and rear linking rod 4 is rear basket rod, and front basket rod 3 is in opening U-shaped backwards, and rear basket rod 4 is in opening U-shaped forward.Front frame 1 comprises the front support rod 11 laying respectively at the left and right sides, after poppet 2 comprise lay respectively at the left and right sides back stay 21, be fixedly connected on cross bar 22 between both sides back stay 21, the front part sides of front basket rod 3 is connected with front support rod 11 phase pivot of both sides respectively, and the both sides, rear portion of rear basket rod 4 are connected with back stay 21 phase pivot of both sides respectively.Front basket rod 3 is connected respectively with the both sides of rear basket rod 4 and extends along the longitudinal direction, thus forms basket holder when stroller frame 100 is launched.The part rear basket rod 4 being positioned at after poppet 2 rear forms above-mentioned folding operation portion, unlocks the end that namely pedal 8 is arranged at this rear basket rod 4.Like this, when operator tramples and unlocks pedal 8, at unlocking lock assembly 7 simultaneously, also make the rear portion of rear basket rod 4 descending and order about rear basket rod 4 to overturn, the front portion of rear basket rod 4 is up, make to overcome between front basket rod 3 with rear basket rod 4 elastic acting force of torsion spring 6 and relatively to overturn, the rear portion of front basket rod 3 and the equal upward movement in front portion of rear basket rod 4 and draw between front frame 1 and after poppet 2 together with little by little drawing close.
shown in each accompanying drawing, in stroller frame 100, push rod 5 can be slidably connected on front frame 1 along the length bearing of trend of front frame 1, the push-rod lock locking member (not shown) for both being locked also is provided with between push rod 5 and front frame 1, in the present embodiment, push rod 5 comprises the push rod portion 51 laying respectively at the left and right sides, the push rod 52 being located at top, push rod portion 51, both sides, and on every side of stroller frame 100, push rod portion 51 is plugged in the bar chamber of front support rod 11 respectively slidably.When stroller frame 100 is launched, push rod portion 51 stretches out from the bar chamber of front support rod 11, and when stroller frame 100 folds, in the bar chamber of push rod portion 51 retraction front support rod 11.
shown in Fig. 5, Fig. 7, stroller frame 100 is also provided with the foldable locking structure for stroller frame 100 being locked in a folded configuration, this foldable locking structure is Foldable hanging hook 9 herein, when stroller frame 100 is in folded state, this Foldable hanging hook 9 is hooked between at least two bars in front frame 1, after poppet 2, front rod 3 and rear linking rod 4 along the longitudinal direction, thus make can not relatively rotate between these four bars and stable maintenance in a folded configuration.In the present embodiment, be located at the rear portion of rear linking rod 4 rear end thereof of this Foldable hanging hook 9, when stroller frame 100 folds, the front portion of Foldable hanging hook 9 can regularly hooking on the cross bar 22 of after poppet 2, cross bar 22 is fixedly provided with a spacing hanging column 23 herein, Foldable hanging hook 9 front portion can be hooked on this hanging column 23 ordinatedly.
when stroller frame 100 is in deployed condition, front rod 3 and rear linking rod 4 relative expansion and extending along the longitudinal direction under the application force of torsion spring 6, in locked component 7, dead bolt 73 is plugged in accordingly in locked groove 74 and makes to interfix between after poppet 2 and rear linking rod 4, makes to form between front frame 1, after poppet 2, front rod 3 and rear linking rod 4 stable triangular structure; Meanwhile, the push rod portion 51 of push rod 5 stretches out from front support rod 11 and relative front frame 1 launches, and is locked, between push rod 5 and front frame 1 by push-rod lock locking member under stroller frame is in stable deployed condition, shown in Fig. 1, Fig. 2.
when stroller frame 100 is folded up by needs, first unlock push-rod lock locking member and the push rod portion 51 of push rod 5 is taken in the bar chamber of front support rod 11, thus making push rod 5 front frame 1 folding relatively; Then, operator tramples from the rear portion of stroller frame 100 and unlocks pedal 8, unlocking pedal 8 drives sliding sleeve 71 to slide backward along rear linking rod 4, thus the dead bolt 73 on sliding sleeve 71 is little by little departed from from the locked groove 74 of fixed block 72 come, realize the unblock of locked component 7; Continue to trample and unlock pedal 8, the rear portion of rear linking rod 4 is descending and relative after poppet 3 overturns gradually, the front portion of rear linking rod 4 is up, make to overcome between front rod 3 with rear linking rod 4 elastic acting force of torsion spring 6 and relatively to overturn, the rear portion of front rod 3 and the equal upward movement in front portion of rear linking rod 4 and little by little draw close, drive front frame 1 and after poppet 2 to draw close gradually along the longitudinal direction, as shown in Figure 3 simultaneously.Finally, front frame 1, after poppet 2, front rod 3 and rear linking rod 4 are drawn close together mutually, and front rod 3 and rear linking rod 4 draw between front frame 1 and after poppet 2, until when the Foldable hanging hook 9 of rear linking rod 4 rear end is ordinatedly on hook to the hanging column 23 on cross bar 22, stroller frame 100 is stablized under folded state, folding operation completes, and the go-cart after folding as shown in Figure 4,5.
when stroller frame 100 being launched use, operator is from the rear of stroller frame 100, after first relative for push rod 5 front frame 1 can being launched, apply Foldable hanging hook 9 external force with pin to be again separated to make Foldable hanging hook 9 and cross bar 22, like this, under the elastic acting force of torsion spring 6, front rod 3 and rear linking rod 4 relatively rotate and little by little launch, and front frame 1 and after poppet 2 are launched along the longitudinal direction gradually, until after front rod 3 and rear linking rod 4 be expanded to and extend along the longitudinal direction, the dead bolt 73 of sliding sleeve 71 inserts in the locked groove 74 on fixed block 72 and locked component 7 is locked, stroller frame 100 is stably launched, as Fig. 1, shown in Fig. 2.
this children trolley also comprises the children be located in stroller frame 100 and sits the root and stem of certain plants 200, these children sit the root and stem of certain plants 200 and are arranged on front frame 1, in the expansion and folding process of stroller frame 100, it is unaffected that children sit the root and stem of certain plants 200, can launch with folding with stroller frame 100.
to sum up, children trolley of the present invention, its structure is simple, launches and folding operation convenience all very, and very smooth of the structure after folding, volume is also very little, brings great convenience to the routine use of user.
above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (11)
1. a children trolley, comprise the stroller frame with deployed condition and folded state, be located at the wheel assembly bottom described stroller frame, for described stroller frame being locked lockout mechanism in the deployed state, it is characterized in that: described stroller frame comprises front frame, the after poppet that top is connected with the top phase pivot of described front frame, be located at the front rod between described front frame and described after poppet and rear linking rod, the front portion of described front rod is pivotally connected on described front frame, the back pivot of described rear linking rod is connected on described after poppet, the rear portion of described front rod is connected with the anterior phase pivot of described rear linking rod, be provided with between described front rod with described rear linking rod and can make both relative expansion and the elastic component that extends along same rectilinear direction, when described stroller frame is in deployed condition, described front rod and described rear linking rod extend along same rectilinear direction under the effect of described elastic component, described front frame, after poppet, triangular structure is formed between front rod and rear linking rod, when described stroller frame is in folded state, described front rod and described rear linking rod overcome relative upset of elastic force of described elastic component and mutually draw close and draw between described front frame and after poppet.
2. children trolley according to claim 1, is characterized in that: when described stroller frame folds, the rear portion of described front rod and the anterior upward movement of described rear linking rod and little by little mutually draw close.
3. children trolley according to claim 1, is characterized in that: described elastic component is be located at the torsion spring between described front rod and described rear linking rod, and the two ends of described torsion spring are kept out respectively on described front rod and described rear linking rod.
4. children trolley according to claim 1, it is characterized in that: described lockout mechanism comprises the locked component be located between described after poppet and described rear linking rod, described locked component comprises the fixed block be located at regularly on described after poppet, length bearing of trend along described rear linking rod is located at the sliding part on described rear linking rod slidably, described fixed block, parts in these two parts of described sliding part offer locked groove, another parts are provided with the dead bolt that can insert ordinatedly along the longitudinal direction in described locked groove, when described dead bolt inserts in described locked groove, described locking piece locking, when described dead bolt departs from from described locked groove, described locking piece unlocks.
5. children trolley according to claim 4, it is characterized in that: described sliding part is be located at the sliding sleeve on described rear linking rod slidably, described dead bolt is located at the front portion of described sliding sleeve, described locked groove is opened on described fixed block, described rear linking rod is also provided with for ordering about described sliding sleeve slide anteroposterior to control the unlock piece of described locked component mode of operation.
6. children trolley according to claim 1, it is characterized in that: described stroller frame is also provided with the Foldable hanging hook for described stroller frame being locked in a folded configuration, when described stroller frame is in folded state, described Foldable hanging hook is hooked between at least two bars in described front frame, after poppet, front rod and rear linking rod along the longitudinal direction.
7. children trolley according to claim 6, it is characterized in that: described after poppet comprise lay respectively at the left and right sides back stay, be connected to cross bar described in both sides between back stay, described rear linking rod is opening U-shaped forward, one end of described Foldable hanging hook is connected on the rear portion of described rear linking rod, when described stroller frame is in folded state, the other end of described Foldable hanging hook is hooked on described cross bar regularly.
8. according to claim 1 to described children trolley, it is characterized in that: the rear portion of described rear linking rod has the folding operation portion extended back, when described stroller frame folds, act on described folding operation portion and order about the relatively described after poppet upset of described rear linking rod and itself and described front support rod drawn close gradually and drives described front frame and after poppet to draw close gradually along the longitudinal direction.
9. according to Claim 8 to described children trolley, it is characterized in that: described front rod is front basket rod, described rear linking rod is rear basket rod, and when described stroller frame is in deployed condition, described front basket rod and described rear basket rod extend along the longitudinal direction and form basket holder; When described stroller frame folds, trample the rear portion of described rear basket rod downwards and realize the folding of described stroller frame.
10. according to the arbitrary described children trolley of claim 1 to 9, it is characterized in that: described stroller frame also comprises push rod, described push rod can be slidably connected on described front frame along the length bearing of trend of front frame, is also provided with the push-rod lock locking member for both being locked between described push rod and described front frame.
11. children trolleys according to claim 10, it is characterized in that: described push rod comprises the push rod portion laying respectively at the left and right sides, the handle being located at upper end, push rod portion described in both sides, described front frame comprises the front support rod laying respectively at the left and right sides, on every side of described stroller frame, described push rod portion is plugged in the bar chamber of described front support rod respectively slidably.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510295363.7A CN104986204B (en) | 2015-06-02 | 2015-06-02 | Baby stroller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510295363.7A CN104986204B (en) | 2015-06-02 | 2015-06-02 | Baby stroller |
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| CN104986204A true CN104986204A (en) | 2015-10-21 |
| CN104986204B CN104986204B (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510295363.7A Active CN104986204B (en) | 2015-06-02 | 2015-06-02 | Baby stroller |
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| CN107650976A (en) * | 2017-11-07 | 2018-02-02 | 唐满林 | A kind of foldable multifunctional trolley |
| CN108482472A (en) * | 2018-04-03 | 2018-09-04 | 好孩子儿童用品有限公司 | A kind of children trolley |
| CN109606449A (en) * | 2018-11-21 | 2019-04-12 | 好孩子儿童用品有限公司 | Children trolley |
| CN113401210A (en) * | 2020-03-16 | 2021-09-17 | 宝创儿童用品科技(昆山)有限公司 | Children's barrow |
| CN114954611A (en) * | 2021-02-26 | 2022-08-30 | 晨辉婴宝儿童用品有限公司 | Foldable trolley |
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| CN107650976B (en) * | 2017-11-07 | 2024-05-03 | 唐满林 | Multifunctional folding trolley |
| CN108482472A (en) * | 2018-04-03 | 2018-09-04 | 好孩子儿童用品有限公司 | A kind of children trolley |
| CN108482472B (en) * | 2018-04-03 | 2024-02-27 | 好孩子儿童用品有限公司 | Child cart |
| CN109606449A (en) * | 2018-11-21 | 2019-04-12 | 好孩子儿童用品有限公司 | Children trolley |
| CN113401210A (en) * | 2020-03-16 | 2021-09-17 | 宝创儿童用品科技(昆山)有限公司 | Children's barrow |
| CN114954611A (en) * | 2021-02-26 | 2022-08-30 | 晨辉婴宝儿童用品有限公司 | Foldable trolley |
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| CN104986204B (en) | 2017-05-10 |
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