CN104802843B - Children trolley - Google Patents
Children trolley Download PDFInfo
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- CN104802843B CN104802843B CN201510197698.5A CN201510197698A CN104802843B CN 104802843 B CN104802843 B CN 104802843B CN 201510197698 A CN201510197698 A CN 201510197698A CN 104802843 B CN104802843 B CN 104802843B
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- vehicle frame
- assembly
- component
- trailing wheel
- front fork
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Abstract
The invention discloses a kind of children trolley, wherein vehicle frame comprises at least after-poppet component, the after-poppet component includes the back stay for being located at the left and right sides respectively, the cross bar being connected between back stay described in both sides, wheel assembly includes trailing wheel joint, trailing wheel on trailing wheel joint, trailing wheel joint can left and right be turningly connected to the bottom of back stay, the rear control assembly for controlling trailing wheel joint rollover states is additionally provided between vehicle frame and trailing wheel joint, when vehicle frame is in deployed condition, trailing wheel joint relative after-poppet component in the presence of rear control assembly is fixed, two trailing wheels can rollably be supported on the bottom of after-poppet component along the longitudinal direction；When vehicle frame is in folded state, trailing wheel joint turning inside out to vehicle frame with respect to back stay in left-right direction in the presence of rear control assembly so that the wheel assembly of both sides overturns and collapsed at the rear of after-poppet component in opposite directions.It is compact-sized smooth after folding, it is easy to carry about with one and stores, it is convenient for users to use.
Description
Technical field
The present invention relates to a kind of children trolley.
Background technology
Children trolley of the prior art, it generally has folding vehicle frame, the wheel assembly located at bottom of frame, is used for
Locking mechanism vehicle frame being locked under expanded position.At present on children trolley on the market, stroller is often when folding
The folding of vehicle frame, wheel assembly are not participated in folding, and the overall dimensions that this often leads to the stroller after folding are bigger, carry
It is all inconvenient with depositing.
The content of the invention
The purpose of the present invention is the shortcomings that overcoming prior art, there is provided a kind of smooth compact children of folded configuration push away
Car.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：
A kind of children trolley, including the vehicle frame with deployed condition and folded state, it is anterior located at the vehicle frame bottom before
Wheel assembly, two groups of wheel assemblies located at vehicle frame bottom rear portion both sides, for by vehicle frame locking in the deployed state
Locking mechanism, the vehicle frame comprise at least after-poppet component, and the after-poppet component includes being located at the rear branch of the left and right sides respectively
Bar, the cross bar being connected between back stay described in both sides, the wheel assembly include trailing wheel joint, on the trailing wheel joint
Trailing wheel, the trailing wheel joint can left and right be turningly connected to the bottom of the back stay, the vehicle frame and the trailing wheel joint
Between be additionally provided with rear control assembly for controlling the trailing wheel joint rollover states, when the vehicle frame is in deployed condition,
The trailing wheel joint in the rear fix in the presence of control assembly by relatively described after-poppet component, and two trailing wheels can be along front and rear
Direction is rollably supported on the bottom of the after-poppet component；When the vehicle frame is in folded state, the trailing wheel joint exists
Relatively described back stay turning inside out to the vehicle frame in left-right direction in the presence of control assembly after described so that both sides
The wheel assembly overturns and collapses the rear of bracket component in the rear in opposite directions.
Preferably, after described control assembly include being located at be used to driving between the vehicle frame and the trailing wheel joint it is described after
The elastic component that wheel assembly is overturn to the frame inside, the vehicle frame also include seat bar assembly, institute on every side of the vehicle frame
State the rear portion of a bar assembly with the back stay of the side to be connected, the rear control assembly also includes being located at the seat bar assembly
The spacing termination at rear portion, it can be engaged on the trailing wheel joint with the spacing termination to limit the wheel assembly to institute
The limiting section of frame inside upset is stated, when the vehicle frame is in deployed condition, the spacing termination is contradicted in the limiting section
On；When the vehicle frame is in folded state, the spacing termination departs from the limiting section, and the wheel assembly is in the elasticity
Turning inside out to the vehicle frame in the presence of part.
Further, the seat bar assembly is included respectively positioned at the left and right sides and the seat bar, fixed that extends along the longitudinal direction
Support rod on the seat bar, the back pivot of the seat bar are connected on the back stay, and the spacing termination is from institute
The rear end for stating support rod gradually tilts the spacing bar portion of extension to the back lower place, and the limiting section is on the inside of the trailing wheel joint
Confined planes, when the vehicle frame is in deployed condition, the spacing bar portion is contradicted on the confined planes；At the vehicle frame
When folded state, the spacing bar portion downwardly turns over and departs from the confined planes.
Further, the elastic component is the extension spring between the cross bar and the trailing wheel joint.
Preferably, the trailing wheel is pivotably connected to the rear end of the trailing wheel joint, the trailing wheel by hind axle
The front end of joint is rotatably sleeved on the bottom of the back stay.
Preferably, the vehicle frame also includes fore-stock component and push-rod assembly, the top of the fore-stock component with it is described
The bottom phase pivot connection of push-rod assembly, the front portion of the seat bar assembly are pivotally connected on the fore-stock component, the seat
The back pivot of bar assembly is connected on the after-poppet component, and the upper pivot of the after-poppet component is connected to the push rod
On component, quadric chain is formed between the fore-stock component, after-poppet component, seat bar assembly and push-rod assembly.
Further, the front component includes front fork assembly, the front-wheel located at the front fork assembly bottom, the front fork
Component can left and right be turningly provided with the fore-stock component, between the vehicle frame and the front fork assembly and be used to control institute
The preceding control assembly of front fork assembly rollover states is stated, when the vehicle frame is in deployed condition, the front fork assembly is relatively described
Fore-stock component is fixed, and the front-wheel can rollably be supported in the lower section of the fore-stock component along the longitudinal direction；When the car
When frame is in folded state, the front fork assembly relatively described front fork assembly in the presence of the preceding control assembly is turned on one's side to one
Turn.
Further, the top of the front fork assembly has rotary shaft, and the rotary shaft can rotate around Pivot Point Center line
Ground is on the fore-stock component.
Further, the preceding control assembly is included located at the drawing between the seat bar assembly and the front fork assembly
Part, the elasticity for being used to drive the front fork assembly to flip to one side between the front fork assembly and the fore-stock component are drawn
Spring, the elastic tension spring, the drawing piece are located at the different both sides of the rotary shaft axial line respectively, when the vehicle frame deploys
When, the drawing piece is tensioned；When the vehicle frame folding, the drawing piece is released, and the front fork assembly is in the elasticity
Relatively described front fork assembly flips to one side in the presence of extension spring.
As a kind of specific embodiment, when the vehicle frame is in folded state, the front-wheel is drawn close in the seat
Bar assembly and the front of the after-poppet component, the axial line of the front-wheel and two trailing wheels are parallel to each other.
Due to the utilization of above-mentioned technical proposal, the present invention has following advantages compared with prior art：The children of the present invention
Stroller, in the folding of vehicle frame, wheel assembly and front component both participate in folding, on the vehicle frame after folding, front component and two
The wheel assembly of side occurs upset in left-right direction respectively and is closely close together with the rod member on vehicle frame, the car after folding
Frame is simple in construction smooth, volume very little, easily stored with carrying, and has provided the user great convenience.
Brief description of the drawings
The side view that accompanying drawing 1 is under deployed condition for the children trolley of the present invention；
The stereogram that accompanying drawing 2 is under deployed condition for the children trolley of the present invention；
The side view that accompanying drawing 3 is under semi-collapsed condition for the children trolley of the present invention；
The stereogram that accompanying drawing 4 is under semi-collapsed condition for the children trolley of the present invention；
The side view that accompanying drawing 5 is under folded state for the children trolley of the present invention；
The stereogram that accompanying drawing 6 is under folded state for the children trolley of the present invention；
Wherein：1st, after-poppet component；11st, back stay；12nd, cross bar；2nd, fore-stock component；3rd, seat bar assembly；31st, seat bar；
32nd, support rod；32a, spacing termination（Spacing bar portion）；4th, push-rod assembly；5th, wheel assembly；51st, trailing wheel joint；51a, limiting section
（Confined planes）；52nd, trailing wheel；53rd, hind axle；6th, front component；61st, front fork assembly；62nd, front-wheel；63rd, rotary shaft；7th, rear control
Component；71st, elastic component（Extension spring）；8th, preceding control assembly；81st, drawing piece；82nd, elastic tension spring.
Embodiment
Technical scheme is further elaborated with specific embodiment below in conjunction with the accompanying drawings.
Referring to the children trolley shown in Fig. 1 to 6, including vehicle frame with deployed condition and folded state, located at vehicle frame bottom
Anterior front component 6, two groups of wheel assemblies 5 located at vehicle frame bottom rear portion both sides, for by vehicle frame locking in the deployed state
Locking mechanism.
Vehicle frame comprises at least after-poppet component 1, the after-poppet component 1 include respectively the back stay 11 positioned at the left and right sides,
The cross bar 12 being connected between both sides back stay 11.Wheel assembly 5 include be used for be connected with back stay 11 trailing wheel joint 51,
The trailing wheel 52 being installed on trailing wheel joint 51.Trailing wheel joint 51 can left and right be turningly connected to the bottom of back stay 11, herein,
The front end of trailing wheel joint 51 is rotatably sleeved on the bottom of back stay 11, so that the overall relative back stay of wheel assembly 5
11 realize left and right upset；Trailing wheel 52 is then rotatably mounted to the rear end of trailing wheel joint 51 by hind axle 53.
Referring to shown in each accompanying drawing, it is provided between vehicle frame and trailing wheel joint 51 for after controlling the rollover states of wheel assembly 5
Control assembly 7, the rear control assembly 7 includes being located to be used to drive wheel assembly 5 into vehicle frame between vehicle frame and trailing wheel joint 51
The elastic component 71 of side to overturn.Vehicle frame also includes seat bar assembly 3, and the rear portion of every side seat of honour bar assembly 3 of vehicle frame behind the side with propping up
Bar 11 is connected, rear control assembly 7 also include located at the spacing termination at the rear portion of seat bar assembly 3, can be with trailing wheel joint 51
Above-mentioned spacing termination is engaged to limit the limiting section that wheel assembly 5 is overturn to frame inside.When vehicle frame deploys, seat bar assembly
Spacing termination on 3 is kept out on the limiting section of trailing wheel joint 51, is balanced so as to be formed with elastic component 71, and then causes trailing wheel
Joint 51 is relatively fixed with after-poppet component 1, and now trailing wheel 52 can rollably be supported on the bottom of after-poppet component 1 along the longitudinal direction
Portion；And when vehicle frame folding, the spacing termination in seat bar assembly 3 departs from the limiting section of trailing wheel joint 51, in the work of elastic component 71
Under, trailing wheel joint 51 drives the turning inside out to vehicle frame with respect to back stay 11 in left-right direction of trailing wheel 52 so that behind both sides
Wheel assembly 5 overturns and collapsed at the rear of after-poppet component 1 in opposite directions.
In the present embodiment, seat bar assembly 3 includes the seat bar 31 extended along the longitudinal direction, the supporting being fixedly arranged on a bar 31
Bar 32, the rear end of seat bar 31 are pivotally connected on back stay 11, and support rod 32 is in the U-shaped of opening backwards, and the two of support rod 32
Gradually inclination extension forms spacing bar portion 32a for lower section respectively backward for side rear end, and the spacing bar portion 32a is in seat bar assembly 3
Spacing termination.Limiting section on trailing wheel joint 51 is the confined planes 51a located at the inner side of trailing wheel joint 51.When vehicle frame deploys, limit
Position bar portion 32a is kept out on confined planes 51a, is overturn so as to limit trailing wheel joint 51 to frame inside；It is spacing when vehicle frame folding
Bar portion 32a be present bar assembly 3 relative to after-poppet component 1 rotate when and depart from confined planes 51a so that trailing wheel joint 51 is in bullet
Property part 71 in the presence of and relative after-poppet component 1 is overturn to frame inside.Herein, elastic component 71 use for extension spring, should
The both ends of extension spring be separately fixed on cross bar 12 with trailing wheel joint 51.
Referring to shown in each accompanying drawing, the vehicle frame of the present embodiment also includes fore-stock component 2 and push-rod assembly 4, fore-stock component 2
Top be connected with the bottom phase pivot of push-rod assembly 4, the upper pivot of after-poppet component 1 is connected on push-rod assembly 4, seat bar
Component 3 is distributed along the longitudinal direction, and the front portion of seat bar assembly 3 is pivotally connected on fore-stock component 2 and its rear portion is pivotally connected in
On after-poppet component 1, so, double leval jib is formed between fore-stock component 2, after-poppet component 1, seat bar assembly 3 and push-rod assembly 4
Mechanism.Locking mechanism on vehicle frame is the locking piece for above-mentioned quadric chain to be locked（Not shown in figure）.
Front component 6 includes front fork assembly 61 and the front-wheel 62 located at the bottom of front fork assembly 61, and front fork assembly 61 can left and right
Turningly on fore-stock component 2, herein, the top of front fork assembly 6 has rotary shaft 63, and the rotary shaft 63 can be around itself axle
Heart line is rotatably located on fore-stock component 2 so as to drive the overall relative front fork assembly 2 or so of front component 6 to overturn.
It is provided between vehicle frame and front fork assembly 61 and is used to control the preceding control assemblies 8 of the rollover states of front fork assembly 61, before this
Control assembly 8 is included located at the drawing piece 81 between seat bar assembly 3 and front fork assembly 61, located at front fork assembly 61 and fore-stock group
It is used to drive the elastic tension spring 82 that front fork assembly 61 flips to one side between part 2, the drawing piece 81 can be flexible hauling rope, lead
Draw piece 81 is set along the longitudinal direction, and its front end is fixedly arranged on the side of front fork assembly 61, and its rear end is permanently connected present bar assembly 3
Support rod 32 on.Elastic tension spring 82 is located at the different both sides of the axial line of rotary shaft 63 with drawing piece 81 respectively.When vehicle frame is in
During deployed condition, drawing piece 81 is tensioned, front fork assembly 61 drawing piece 81 to side pull tensioning active force under and bullet
Property the active force that is pulled to opposite side of extension spring 82 under and keep balance so that between front fork assembly 61 and fore-stock component 2 mutually
Fixed, now front-wheel 62 can rollably be supported in the lower section of fore-stock component 2 along the longitudinal direction.And when vehicle frame folding, due to
Gradually drawn close between fore-stock component 2 and seat bar assembly 3, the spacing between front fork assembly 61 and seat bar assembly 3 tapers into, and leads
Draw piece 81 is gradually discharged, and so in the presence of elastic tension spring 82, front fork assembly 61 is turned on one's side with respect to fore-stock component 2 towards one
Turn, the front component 6 made is mutually drawn close with the vehicle frame after folding.
So, referring to shown in Fig. 1, Fig. 2, when vehicle frame is in deployed condition, fore-stock component 2 and push-rod assembly 4 are along same
One length direction extends, triangle knot between fore-stock component 2, after-poppet component 1, seat bar assembly 3 and push-rod assembly 4
Structure, locking mechanism locking, now, the spacing termination 32a of the rear portion both sides of seat bar assembly 3 is kept out on both sides trailing wheel joint 51 respectively
Confined planes 51a on, the wheel assemblies of the both sides relative after-poppet component 1 in the presence of the spacing termination 32a and elastic component 71
It is fixed；Drawing piece 81 is pulled tensioning between front fork assembly 61 and seat bar assembly 3, and front fork assembly 61 is in drawing piece 81 and elasticity
Relative fore-stock component 2 is fixed in the presence of extension spring 82.Front-wheel 62 and the trailing wheel 52 of both sides are rollably supported in along the longitudinal direction
Ground.
When needing to get up vehicle frame folding, locking mechanism is unlocked first, then push-rod assembly 4 turned over, is joined
As shown in Fig. 3, Fig. 4, the lower end of push-rod assembly 4 and the upper end of fore-stock component 2 are up, drive the relatively preceding branch of seat bar assembly 3
Frame component 2 and after-poppet component 1 are overturn, and are turned under the rear end of seat bar assembly 3 so that the spacing termination 32a at its rear portion little by little takes off
From the confined planes 51a on trailing wheel joint 51 so that the trailing wheel joint 51 of both sides court gradual opposite to each other in the presence of elastic component 71
Vehicle frame turns inside out；Meanwhile the distance between front fork assembly 61 and seat bar assembly 3 are gradually reduced so that the gradual quilt of drawing piece 81
Release, front fork assembly 61 is in the presence of elastic tension spring 71 little by little towards a side to overturn of vehicle frame.
Finally, as shown in Figure 5, Figure 6, fore-stock component 2, after-poppet component 1, seat bar assembly 3 and push-rod assembly 4 mutually lean on
Hold together, the wheel assembly 5 of both sides overturns and draws close and be located at wheel assembly 5 in the rear of after-poppet component 1, push-rod assembly 4 in opposite directions
Rear, front component 6 draws close the front of present bar assembly 3 and after-poppet component 1 to the side to overturn of vehicle frame one, after the completion of folding,
The axial line of front-wheel 62 and two trailing wheels 52 is parallel to each other, and the body frame structure for automotive after folding is compact, and space-consuming is very small.
It is when needing to deploy vehicle frame, then upper to lift push-rod assembly 4 so that fore-stock component 2, after-poppet component 1, seat bar group
The quadric chain that part 3 and push-rod assembly 4 are formed is gradually spread out, front fork assembly 61 in the presence of drawing piece 81 and towards outside by
Gradually overturn so that front component 5 is gradually spread out with respect to fore-stock component 2；Seat bar assembly 3 overturns and causes the positive stop end at its rear portion
Head 32a is little by little contradicted on confined planes 51a on trailing wheel joint 51 and is caused the little by little side to overturn outwardly of trailing wheel joint 51, is entered
And make it that the wheel assembly 5 of both sides is gradually spread out with respect to after-poppet component 1, finally, vehicle frame is fully deployed, the trailing wheel of front-wheel 62 and two
52 are supported in ground jointly.
To sum up, children trolley of the invention, its is simple in construction, and front component 6 both participates in the folding of vehicle frame with wheel assembly 5
It is compact-sized smooth after folding in folded, it is easy to carry about with one and stores, it is convenient for users to use.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent change or modification that Spirit Essence is made, it should all be included within the scope of the present invention.
Claims (10)
1. a kind of children trolley, including the vehicle frame with deployed condition and folded state, the front-wheel located at vehicle frame bottom front portion
Component, two groups of wheel assemblies located at vehicle frame bottom rear portion both sides, for by vehicle frame locking lock in the deployed state
Determine mechanism, it is characterised in that：The vehicle frame comprises at least after-poppet component, and the after-poppet component is included respectively positioned at left and right two
The back stay of side, the cross bar being connected between back stay described in both sides, the wheel assembly include trailing wheel joint, after described
Take turns the trailing wheel on joint, the trailing wheel joint can left and right be turningly connected to the bottom of the back stay, the vehicle frame with it is described
The rear control assembly for controlling the trailing wheel joint rollover states is additionally provided between trailing wheel joint, the rear control assembly includes
It is used to drive the elastic component that the wheel assembly is overturn to the frame inside between the vehicle frame and the trailing wheel joint,
When the vehicle frame is in deployed condition, the trailing wheel joint relatively described after-poppet group in the presence of control assembly in the rear
Part is fixed, and two trailing wheels can rollably be supported on the bottom of the after-poppet component along the longitudinal direction；When the vehicle frame is in
During folded state, the trailing wheel joint in the rear in the presence of control assembly in left-right direction relatively described back stay to described
Vehicle frame turns inside out so that the wheel assembly of both sides overturns and collapses the rear of bracket component in the rear in opposite directions.
2. children trolley according to claim 1, it is characterised in that：The vehicle frame also includes seat bar assembly, the vehicle frame
Every side on the rear portion of the seat bar assembly be connected with the back stay of the side, it is described after control assembly also include be located at
The spacing termination at the seat bar assembly rear portion, it can be engaged on the trailing wheel joint with the spacing termination with described in limitation
The limiting section that wheel assembly is overturn to the frame inside, when the vehicle frame is in deployed condition, the spacing termination contradicts
On the limiting section；When the vehicle frame is in folded state, the spacing termination departs from the limiting section, the rear wheels
Part turning inside out to the vehicle frame in the presence of the elastic component.
3. children trolley according to claim 2, it is characterised in that：The seat bar assembly includes being located at the left and right sides respectively
And the seat bar extended along the longitudinal direction, the support rod that is fixedly arranged on the seat bar, the back pivot of the seat bar are connected to described
On back stay, the spacing termination is the spacing bar portion that extension is gradually tilted from the rear end of the support rod to the back lower place, described
Limiting section is the confined planes on the inside of the trailing wheel joint, and when the vehicle frame is in deployed condition, the spacing bar portion is supported
Touch on the confined planes；When the vehicle frame is in folded state, the spacing bar portion is downwardly turned over and departed from described spacing
Face.
4. children trolley according to claim 2, it is characterised in that：The elastic component be located at the cross bar with it is described after
Take turns the extension spring between joint.
5. children trolley according to claim 1, it is characterised in that：The trailing wheel is pivotally connected by hind axle
The rear end of joint is taken turns in the rear, and the front end of the trailing wheel joint is rotatably sleeved on the bottom of the back stay.
6. according to any described children trolley of claim 2 to 4, it is characterised in that：The vehicle frame also includes fore-stock component
And push-rod assembly, the top of the fore-stock component are connected with the bottom phase pivot of the push-rod assembly, the seat bar assembly
Front portion is pivotally connected on the fore-stock component, and the back pivot of the seat bar assembly is connected on the after-poppet component,
The upper pivot of the after-poppet component is connected on the push-rod assembly, the fore-stock component, after-poppet component, seat bar group
Quadric chain is formed between part and push-rod assembly.
7. children trolley according to claim 6, it is characterised in that：The front component includes front fork assembly, located at institute
State the front-wheel of front fork assembly bottom, the front fork assembly can left and right turningly on the fore-stock component, the vehicle frame with
The preceding control assembly for being used for controlling the front fork assembly rollover states is provided between the front fork assembly, when the vehicle frame is in exhibition
During open state, the relatively described fore-stock component of the front fork assembly is fixed, and the front-wheel can be rollably supported in along the longitudinal direction
The lower section of the fore-stock component；When the vehicle frame is in folded state, the front fork assembly is in the preceding control assembly
Relatively described front fork assembly flips to one side under effect.
8. children trolley according to claim 7, it is characterised in that：The top of the front fork assembly has rotary shaft, institute
Rotary shaft is stated can be rotatably located on the fore-stock component around Pivot Point Center line.
9. children trolley according to claim 8, it is characterised in that：The preceding control assembly includes being located at the seat bar group
Drawing piece between part and the front fork assembly, be used between the front fork assembly and the fore-stock component driving it is described
The elastic tension spring that front fork assembly flips to one side, the elastic tension spring, the drawing piece are located at the rotary shaft axial line respectively
Different both sides, when the vehicle frame deploys, the drawing piece is tensioned；When the vehicle frame folding, the drawing piece is released
Put, the front fork assembly relatively described front fork assembly in the presence of the elastic tension spring flips to one side.
10. children trolley according to claim 7, it is characterised in that：When the vehicle frame is in folded state, before described
Wheel draws close front in the seat bar assembly and the after-poppet component, and the axial line of the front-wheel and two trailing wheels is mutually put down
OK.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510197698.5A CN104802843B (en) | 2015-04-24 | 2015-04-24 | Children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510197698.5A CN104802843B (en) | 2015-04-24 | 2015-04-24 | Children trolley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104802843A CN104802843A (en) | 2015-07-29 |
| CN104802843B true CN104802843B (en) | 2018-01-02 |
Family
ID=53688165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510197698.5A Active CN104802843B (en) | 2015-04-24 | 2015-04-24 | Children trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104802843B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110418748A (en) * | 2017-02-14 | 2019-11-05 | 大卫·安巴尔 | Children's change type cart |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM264187U (en) * | 2004-10-05 | 2005-05-11 | Link Treasure Ltd | Brake driving structure for direction-changeable baby stroller |
| CN201685854U (en) * | 2010-03-30 | 2010-12-29 | 好孩子儿童用品有限公司 | Baby stroller |
| CN201745621U (en) * | 2010-05-18 | 2011-02-16 | 好孩子儿童用品有限公司 | Buggy |
| CN204713163U (en) * | 2015-04-24 | 2015-10-21 | 好孩子儿童用品有限公司 | Children trolley |
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2015
- 2015-04-24 CN CN201510197698.5A patent/CN104802843B/en active Active
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| Publication number | Publication date |
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| CN104802843A (en) | 2015-07-29 |
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