CN108438037B - Baby stroller and backrest linkage mechanism thereof - Google Patents
Baby stroller and backrest linkage mechanism thereof Download PDFInfo
- Publication number
- CN108438037B CN108438037B CN201810461942.8A CN201810461942A CN108438037B CN 108438037 B CN108438037 B CN 108438037B CN 201810461942 A CN201810461942 A CN 201810461942A CN 108438037 B CN108438037 B CN 108438037B
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- assembly
- rod assembly
- backrest
- linkage
- push rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a backrest linkage mechanism of a baby stroller, which comprises an upper push rod assembly, a lower push rod assembly and a front push rod assembly which are respectively and rotatably connected with the lower part of the upper push rod assembly, a cushion rod assembly, a backrest assembly, a first connecting piece, a second connecting piece and a bottom frame, wherein the rear part of the cushion rod assembly is rotatably connected with the lower push rod assembly; the two ends of the first connecting piece are respectively and rotatably connected with the lower push rod assembly and the upper end of the second connecting piece, the lower end of the backrest assembly is rotatably connected with the first connecting piece, and the lower end of the second connecting piece is rotatably connected with the connecting seat; when the frame is folded, the pin joint part of the backrest component moves backwards under the linkage action of the second linkage piece and the first linkage piece, so that the backrest component is prevented from exceeding the folding length of the frame when the cart is folded, and the folding volume of the whole cart is reduced.
Description
Technical Field
The invention relates to a baby stroller and a backrest linkage mechanism thereof.
Background
The baby stroller is used by a large number of users as a necessary tool for the infant to travel. At present, users pay more attention to the characteristics of small size, portability, foldability and the like of the baby stroller in addition to the basic requirement of pursuing the stability and the safety of the baby stroller.
In the existing baby stroller, the lower ends of the backrest components are rotationally connected with the rear parts of the cushion rods, when the stroller frame is folded, the backrest components are folded relative to the cushion rods, but due to the fact that the height distance of the backrest components is large, the backrest components often exceed the folding length of the stroller frame after being folded to form poking parts, the folding size of the whole stroller is not only reduced, storage is not facilitated, and a certain potential safety hazard is caused due to the fact that the local protrusions are formed.
Disclosure of Invention
The invention aims at: the utility model provides a baby stroller backrest linkage mechanism, its pin joint portion of backrest subassembly moves backward under the interlock effect of second linkage piece and first linkage piece when the frame is folding, and then has avoided the backrest subassembly to surpass the folding length of frame when the shallow is folding, is favorable to reducing whole car folding volume, is convenient for accomodate and deposits.
Another object of the invention is: the utility model provides a baby stroller, its pin joint portion of back subassembly moves backward under the interlock effect of second linkage piece and first linkage piece when the frame is folding, and then has avoided the back subassembly to surpass the folding length of frame when the shallow is folding, is favorable to reducing whole car folding volume, is convenient for accomodate and deposits.
The technical scheme of the invention is as follows: the backrest linkage mechanism of the baby stroller comprises an upper push rod assembly, a lower push rod assembly and a front support rod assembly which are respectively and rotatably connected with the lower part of the upper push rod assembly, a cushion rod assembly, a backrest assembly, a first connecting piece, a second connecting piece and a chassis frame, wherein the rear part of the cushion rod assembly is rotatably connected with the lower push rod assembly, and the lower part of the lower push rod assembly and the lower part of the front support rod assembly are respectively and rotatably connected with the chassis frame; a first locking mechanism is arranged between the upper push rod assembly and the lower push rod assembly; the chassis frame comprises a front bracket component, a rear bracket component and a linkage rod component which are rotationally connected, wherein the front end of the linkage rod component is rotationally connected with the front bracket component, the rear part of the linkage rod component is provided with a connecting seat, and a sliding part which is in sliding fit with the rear bracket component is rotationally connected on the connecting seat; the upper end of the first connecting piece is rotationally pinned on the lower push rod assembly, the lower end of the first connecting piece is rotationally connected with the upper end of the second connecting piece, the lower end of the backrest assembly is rotationally connected with the lower part of the first connecting piece, and the lower end of the second connecting piece is rotationally connected with the connecting seat;
when the baby stroller is folded, the lower push rod assembly and the front support rod assembly respectively rotate backwards relative to the chassis frame, the front support assembly is folded relative to the rear support assembly, the sliding piece slides downwards along the rear support assembly, the lower end of the backrest assembly is driven to move backwards through the first connecting piece and the second connecting piece, at the moment, the pin joint of the backrest assembly and the first connecting piece is positioned behind the pin joint of the cushion rod assembly and the lower push rod assembly, when the baby stroller is completely folded, the backrest assembly and the cushion rod assembly are folded mutually, and the backrest assembly is hidden between the upper push rod assembly and the chassis frame;
a linkage cloth belt is connected between the lower part of the backrest assembly and the front stay bar assembly or the cushion rod assembly, and the joint of the linkage cloth belt and the backrest assembly is positioned above the pin joint of the backrest assembly and the first linkage piece; when the baby stroller is folded, the linkage cloth belt drives the backrest component to turn forwards.
Preferably, the cushion rod assembly comprises two cushion rods which are symmetrically arranged left and right, a front sliding part and a rear sliding part which can slide relative to the cushion rods are sleeved on the cushion rods, the front sliding part is rotationally connected with the front supporting rod assembly, a handrail connecting seat is arranged between the rear sliding part and the front supporting rod assembly, one end of the handrail connecting seat is rotationally connected with the front supporting rod assembly, and the other end of the handrail connecting seat is rotationally connected with the rear sliding part; the front end of the linkage cloth belt is arranged at the rotary joint of the armrest connecting seat and the front support rod assembly; when the baby stroller is folded, the front sliding part moves forwards relative to the cushion rod assembly, and the rear sliding part moves forwards along the cushion rod assembly under the linkage action of the armrest connecting seat.
Preferably, the chassis frame further comprises a front wheel assembly arranged at the bottom of the front support assembly and a rear wheel assembly arranged at the bottom of the rear support assembly, the upper end of the rear support assembly is respectively provided with a front support connecting seat extending forwards and downwards and a front support connecting seat extending backwards and upwards, the lower parts of the front support connecting seat and the lower push rod assembly are respectively connected with the upper parts of the front support connecting seat and the rear support assembly in a rotating manner, and the front support assembly is connected with the front support connecting seat in a rotating manner.
Preferably, the rear bracket assembly comprises two rear brackets which are symmetrically arranged left and right and a first transverse folding assembly arranged between the two rear brackets;
the front bracket assembly comprises two front brackets which are arranged symmetrically left and right;
the linkage rod assembly comprises two linkage rods which are symmetrically arranged left and right, and a second transverse folding assembly arranged between the two linkage rods.
Preferably, the upper push rod assembly comprises two upper push rods which are symmetrically arranged left and right and a folding push handle which is arranged between the upper ends of the two upper push rods and can be transversely folded, and the middle part of the folding push handle is provided with a second locking mechanism which locks at the unfolding position of the folding push handle;
the lower push rod assembly comprises two lower push rods which are symmetrically arranged left and right;
the front stay bar assembly comprises two front stay bars which are symmetrically arranged left and right;
the backrest assembly comprises two backrest rods which are symmetrically arranged left and right, and a third transverse folding assembly arranged between the two backrest rods;
the first connecting piece and the second connecting piece are both two and are arranged symmetrically left and right.
The other technical scheme of the invention is as follows: a baby stroller comprises the backrest linkage mechanism.
The invention has the advantages that: when the frame is folded, the lower push rod assembly and the front support rod assembly respectively rotate backwards relative to the bottom frame, the sliding piece slides downwards along the rear support assembly under the linkage action of the first connecting piece and the second connecting piece, the front support assembly is folded relative to the rear support assembly, and meanwhile, the first connecting piece drives the lower end of the backrest assembly to move backwards, and at the moment, the pin joint of the backrest assembly and the first connecting piece is positioned behind the pin joint of the cushion rod assembly and the lower push rod assembly; in addition, under the action of the linkage cloth belt, the backrest component can be ensured to turn forward, when the baby stroller is completely folded, the backrest component and the cushion rod component are mutually folded, and the backrest component is hidden between the upper push rod component and the bottom frame; the backrest component is prevented from exceeding the folding length of the frame when the cart is folded, the folding volume of the whole cart is reduced, and storage is facilitated.
Drawings
The invention is further described below with reference to the accompanying drawings and examples:
FIG. 1 is a schematic view of the structure of the present invention in an unfolded state;
FIG. 2 is a schematic side elevational view of the present invention in an expanded state;
FIG. 3 is a schematic side elevational view of the present invention during folding;
fig. 4 is a schematic side view of the present invention in a folded configuration.
Wherein: 1, a push rod assembly; 1-1, pushing up the rod; 1-2 folding push handle; 1-3 a second locking mechanism; 2, pushing down the rod assembly; 2-1 pushing down the rod;
3 front brace bar assembly; 3-1 front stay bar;
4, a cushion rod assembly; 4-1 cushion bars; 4-2 front slider; 4-3 rear slide; 4-4 handrail connecting seats;
5 a backrest assembly; 5-1 a backrest bar; 5-2 a third transverse fold assembly;
6, a first linkage piece;
7, a second linkage piece;
8, linking the cloth belts;
9, a bottom frame; 9-1 a front bracket assembly; 9-1-1 front support; 9-2 a rear bracket assembly; 9-2-1 front bracket connecting seat; 9-2-2 front stay bar connecting seats; 9-2-3 rear brackets; 9-2-4 a first transverse fold assembly; 9-3 front wheel assembly; 9-4 rear wheel assemblies; 9-5 linkage rod components; 9-5-1 linkage rod; 9-5-2 a second transverse fold assembly; 9-6 slides; 9-7 connecting seats.
Detailed Description
Examples: as shown in fig. 1 to 4, a backrest linkage mechanism of a baby stroller comprises an upper push rod assembly 1, a lower push rod assembly 2 and a front push rod assembly 3 which are respectively and rotatably connected with the lower part of the upper push rod assembly 1, a cushion rod assembly 4, a backrest assembly 5, a first connecting piece 6, a second connecting piece 7 and a bottom frame 9, wherein the rear part of the cushion rod assembly 4 is rotatably connected with the lower push rod assembly 2, and the lower part of the front push rod assembly 3 is respectively and rotatably connected with the bottom frame 9; the chassis frame 9 comprises a front bracket assembly 9-1, a rear bracket assembly 9-2 and a linkage rod assembly 9-5 which are connected in a rotating way, wherein the front end of the linkage rod assembly 9-5 is connected with the front bracket assembly 9-1 in a rotating way, a connecting seat 9-7 is arranged at the rear part of the linkage rod assembly 9-5, and a sliding piece 9-6 which is matched with the rear bracket assembly 9-2 in a sliding way is connected on the connecting seat 9-7 in a rotating way; the upper end of the first connecting piece 6 is rotatably pinned on the push rod assembly 2, the lower end of the first connecting piece 6 is rotatably connected with the upper end of the second connecting piece 7, the lower end of the backrest assembly 5 is rotatably connected with the lower part of the first connecting piece 6, and the lower end of the second connecting piece 7 is rotatably connected with the connecting seat 9-7. In the embodiment shown in the drawing, the first connecting piece 6 is L-shaped, the transverse portion thereof extends from the bottom of the longitudinal portion to the rear, and the lower end of the backrest assembly 5 is rotatably connected to the bent portion of the first connecting piece 6; the second connecting piece 7 is in a C shape.
In this embodiment, a linking cloth belt 8 is connected between the lower part of the backrest component 5 and the front stay component 3 or the cushion rod component 4, and the connection part of the linking cloth belt 8 and the backrest component 5 is located above the pin joint point of the backrest component 5 and the first linking piece 6; when the baby stroller is folded, the linkage cloth belt 8 drives the backrest component 5 to turn forwards.
In this embodiment, the cushion rod assembly 4 includes two cushion rods 4-1 symmetrically arranged left and right, a front sliding member 4-2 and a rear sliding member 4-3 capable of sliding relative to the cushion rods 4-1 are sleeved on the cushion rods 4-1, the front sliding member 4-2 is rotationally connected with the front supporting rod assembly 3, a handrail connecting seat 4-4 is installed between the rear sliding member 4-3 and the front supporting rod assembly 3, one end of the handrail connecting seat 4-4 is rotationally connected with the front supporting rod assembly 3, and the other end of the handrail connecting seat is rotationally connected with the rear sliding member 4-3; when the baby stroller is folded, the front sliding piece 4-2 moves forwards relative to the cushion rod assembly 4, and the rear sliding piece 4-3 moves forwards along the cushion rod assembly 4 under the linkage action of the armrest connecting seat 4-4.
In this embodiment, the chassis frame 9 further includes a front wheel assembly 9-3 disposed at the bottom of the front support assembly 9-1, and a rear wheel assembly 9-4 disposed at the bottom of the rear support assembly 9-2, the upper ends of the rear support assembly 9-2 are respectively provided with a front support connecting seat 9-2-1 extending forward and downward and a front support connecting seat 9-2-2 extending backward and upward, the lower parts of the front support assembly 3 and the lower part of the lower push rod assembly 2 are respectively connected with the front support connecting seat 9-2-2 and the upper parts of the rear support assembly 9-2 in a rotating manner, and the front support assembly 9-1 is connected with the front support connecting seat 9-2-1 in a rotating manner.
In this embodiment, a first locking mechanism is disposed between the upper push rod assembly 1 and the lower push rod assembly 2.
In this embodiment, the rear bracket assembly 9-2 includes two rear brackets 9-2-3 symmetrically arranged in the left-right direction and a first transverse folding assembly 9-2-4 disposed between the two rear brackets 9-2-3;
the front bracket component 9-1 comprises two front brackets 9-1-1 which are symmetrically arranged left and right;
the linkage rod assembly 9-5 comprises two linkage rods 9-5-1 which are symmetrically arranged left and right, and a second transverse folding assembly 9-5-2 arranged between the two linkage rods 9-5-1.
The upper push rod assembly 1 comprises two upper push rods 1-1 which are symmetrically arranged left and right and a folding push rod 1-2 which is arranged between the upper ends of the two upper push rods 1-1 and can be transversely folded, and a second locking mechanism 1-3 which is used for locking the middle part of the folding push rod 1-2 in the unfolding position is arranged in the middle of the folding push rod;
the lower push rod assembly 2 comprises two lower push rods 2-1 which are symmetrically arranged left and right;
the front stay bar assembly 3 comprises two front stay bars 3-1 which are symmetrically arranged left and right;
the backrest assembly 5 comprises two backrest rods 5-1 which are symmetrically arranged left and right, and a third transverse folding assembly 5-2 arranged between the two backrest rods 5-1;
the first connecting piece 6, the second connecting piece 7, the handrail connecting seat 4-4, the front sliding piece 4-2 and the rear sliding piece 4-3 are all two and are symmetrically arranged left and right.
The first transverse folding component 9-2-4, the second transverse folding component 9-5-2, the third transverse folding component 5-2, the folding push handle 1-2, the second locking mechanism 1-3 and the first locking mechanism are all common prior art in the field, and the structure thereof is not repeated and limited.
In the embodiment, the front end of the linking cloth belt 8 is disposed at the rotation connection position of the armrest connection seat 4-4 and the front support rod assembly 3, and the rear end of the linking cloth belt 8 is disposed at the lower part of the backrest rod 5-1. This is only one connection method for the interlocking cloth strips 8, and other embodiments are possible in addition to the above connection method.
The embodiment also provides a baby stroller, which comprises the backrest linkage mechanism.
The working principle of the invention is as follows:
when the baby stroller is folded, the locking of the second locking mechanism is firstly released, the folding push handle 1-2 is pressed down, then the locking of the first locking mechanism is released, the push rod assembly 1 is pressed down forwards, the push rod assembly 2 and the front support rod assembly 3 rotate backwards relative to the chassis frame 9 respectively, under the linkage action of the first connecting piece 6 and the second connecting piece 7, the sliding piece 9-6 slides downwards along the rear support assembly 9-2, the front support assembly 9-1 is folded relative to the rear support assembly 9-2, meanwhile, the first connecting piece 6 drives the lower end of the backrest assembly 5 to move backwards, and at the moment, the pin joint of the backrest assembly 5 and the first connecting piece 6 is positioned behind the pin joint of the cushion rod assembly 4 and the push rod assembly 2; in addition, under the effect of interlock strap, can ensure that the back subassembly turns over forward, when the baby's shallow is fully folded, back subassembly 5, cushion pole subassembly 4 draw in each other, and back subassembly 5 is hidden and is located between upper push rod subassembly 1 and the underframe, upper push rod subassembly 1, lower push rod subassembly 2, preceding vaulting pole subassembly 3 draw in back support subassembly 9-2 rear side, and preceding support subassembly 9-1 draws in back support subassembly 9-2 front side. The first transverse folding component 9-2-4, the second transverse folding component 9-5-2 and the third transverse folding component 5-2 are folded and folded along with the longitudinal folding process of the frame, so that the frame is driven to be folded transversely.
When the baby stroller is completely folded, the backrest component 5 is hidden between the upper push rod component 1 and the chassis frame, so that the backrest component 5 is prevented from exceeding the folding length of the chassis frame when the stroller is folded, the folding volume of the whole stroller is reduced, and the baby stroller is convenient to store.
The foregoing is merely a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. In addition to the embodiments described above, other embodiments of the invention are possible. All technical schemes formed by equivalent substitution or equivalent transformation fall within the scope of the invention.
Claims (6)
1. A baby stroller backrest linkage mechanism, characterized in that: the device comprises an upper push rod assembly (1), a lower push rod assembly (2) and a front support rod assembly (3) which are respectively and rotatably connected with the lower part of the upper push rod assembly (1), a cushion rod assembly (4), a backrest assembly (5), a first connecting piece (6), a second connecting piece (7) and a bottom frame (9), wherein the rear part of the cushion rod assembly is rotatably connected with the lower push rod assembly (2), and the lower part of the lower push rod assembly (2) and the lower part of the front support rod assembly (3) are respectively and rotatably connected with the bottom frame (9); a first locking mechanism is arranged between the upper push rod assembly (1) and the lower push rod assembly (2); the chassis frame (9) comprises a front bracket component (9-1) and a rear bracket component (9-2) which are connected in a rotating way and a linkage rod component (9-5), wherein the front end of the linkage rod component (9-5) is connected with the front bracket component (9-1) in a rotating way, a connecting seat (9-7) is arranged at the rear part of the linkage rod component (9-5), and a sliding piece (9-6) which is in sliding fit with the rear bracket component (9-2) is connected on the connecting seat (9-7) in a rotating way; the upper end of the first connecting piece (6) is rotationally pinned on the push rod assembly (2), the lower end of the first connecting piece (6) is rotationally connected with the upper end of the second connecting piece (7), the lower end of the backrest assembly (5) is rotationally connected with the lower part of the first connecting piece (6), and the lower end of the second connecting piece (7) is rotationally connected with the connecting seat (9-7);
when the baby stroller is folded, the lower push rod assembly (2) and the front support rod assembly (3) respectively rotate backwards relative to the bottom frame (9), under the linkage action of the first connecting piece (6) and the second connecting piece (7), the sliding piece (9-6) slides downwards along the rear support assembly (9-2), the front support assembly (9-1) is folded relative to the rear support assembly (9-2), meanwhile, the first connecting piece (6) drives the lower end of the backrest assembly (5) to move backwards, at the moment, the pin joint of the backrest assembly (5) and the first connecting piece (6) is located behind the pin joint of the cushion rod assembly (4) and the lower push rod assembly (2), when the baby stroller is completely folded, the backrest assembly (5) and the cushion rod assembly (4) are mutually folded, and the backrest assembly (5) is hidden between the upper push rod assembly (1) and the bottom frame;
a linkage cloth belt (8) is connected between the lower part of the backrest component (5) and the front stay bar component (3) or the cushion rod component (4), and the joint of the linkage cloth belt (8) and the backrest component (5) is positioned above the pin joint of the backrest component (5) and the first linkage piece (6); when the baby stroller is folded, the linkage cloth belt (8) drives the backrest component (5) to turn forwards.
2. The stroller back linkage of claim 1, wherein: the seat cushion rod assembly (4) comprises two seat cushion rods (4-1) which are symmetrically arranged left and right, a front sliding part (4-2) and a rear sliding part (4-3) which can slide relative to the seat cushion rods (4-1) are sleeved on the seat cushion rods, the front sliding part (4-2) is rotationally connected with the front supporting rod assembly (3), a handrail connecting seat (4-4) is arranged between the rear sliding part (4-3) and the front supporting rod assembly (3), one end of the handrail connecting seat (4-4) is rotationally connected with the front supporting rod assembly (3), and the other end of the handrail connecting seat is rotationally connected with the rear sliding part (4-3); when the baby stroller is folded, the front sliding piece (4-2) moves forwards relative to the cushion rod assembly (4), and the rear sliding piece (4-3) moves forwards along the cushion rod assembly (4) under the linkage action of the armrest connecting seat (4-4).
3. The stroller back linkage of claim 1, wherein: the chassis frame (9) further comprises a front wheel assembly (9-3) arranged at the bottom of the front support assembly (9-1), a rear wheel assembly (9-4) arranged at the bottom of the rear support assembly (9-2), a front support connecting seat (9-2-1) extending forward and downward and a front support connecting seat (9-2-2) extending backward and upward are respectively arranged at the upper end of the rear support assembly (9-2), the lower part of the front support assembly (3) and the lower part of the lower push rod assembly (2) are respectively connected with the front support connecting seat (9-2-2) and the upper part of the rear support assembly (9-2) in a rotating mode, and the front support assembly (9-1) is connected with the front support connecting seat (9-2-1) in a rotating mode.
4. The stroller back linkage of claim 1, wherein:
the rear bracket assembly (9-2) comprises two rear brackets (9-2-3) which are symmetrically arranged left and right, and a first transverse folding assembly (9-2-4) arranged between the two rear brackets (9-2-3);
the front bracket component (9-1) comprises two front brackets (9-1-1) which are symmetrically arranged left and right;
the linkage rod assembly (9-5) comprises two linkage rods (9-5-1) which are symmetrically arranged left and right, and a second transverse folding assembly (9-5-2) arranged between the two linkage rods (9-5-1).
5. The stroller back linkage of claim 4, wherein:
the upper push rod assembly (1) comprises two upper push rods (1-1) which are symmetrically arranged left and right and a folding push handle (1-2) which is arranged between the upper ends of the two upper push rods (1-1) and can be transversely folded, and a second locking mechanism (1-3) which is used for locking at the unfolding position of the middle part of the folding push handle (1-2);
the lower push rod assembly (2) comprises two lower push rods (2-1) which are symmetrically arranged left and right;
the front stay bar assembly (3) comprises two front stay bars (3-1) which are symmetrically arranged left and right;
the backrest assembly (5) comprises two backrest rods (5-1) which are symmetrically arranged left and right, and a third transverse folding assembly (5-2) arranged between the two backrest rods (5-1);
the first connecting piece (6) and the second connecting piece (7) are two and are symmetrically arranged left and right.
6. A stroller, characterized in that: comprising a backrest linkage as claimed in any one of claims 1 to 5.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810461942.8A CN108438037B (en) | 2018-05-15 | 2018-05-15 | Baby stroller and backrest linkage mechanism thereof |
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CN201810461942.8A CN108438037B (en) | 2018-05-15 | 2018-05-15 | Baby stroller and backrest linkage mechanism thereof |
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CN108438037A CN108438037A (en) | 2018-08-24 |
CN108438037B true CN108438037B (en) | 2023-10-17 |
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CN201810461942.8A Active CN108438037B (en) | 2018-05-15 | 2018-05-15 | Baby stroller and backrest linkage mechanism thereof |
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CN107444457A (en) * | 2017-09-04 | 2017-12-08 | 昆山威凯儿童用品有限公司 | Foldable baby stroller |
CN108016480A (en) * | 2016-11-04 | 2018-05-11 | 昆山威凯儿童用品有限公司 | A kind of foldable baby cart |
CN208376850U (en) * | 2018-05-15 | 2019-01-15 | 昆山威凯儿童用品有限公司 | A kind of stroller and its backrest interlinked mechanism |
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CN201362278Y (en) * | 2008-12-17 | 2009-12-16 | 好孩子儿童用品有限公司 | Baby carriage capable of being folded in two ways |
CN104442982A (en) * | 2014-11-04 | 2015-03-25 | 昆山小小恐龙儿童用品有限公司 | Foldable stroller |
WO2016070773A1 (en) * | 2014-11-04 | 2016-05-12 | 江苏小小恐龙儿童用品集团有限公司 | Foldable stroller |
CN108016480A (en) * | 2016-11-04 | 2018-05-11 | 昆山威凯儿童用品有限公司 | A kind of foldable baby cart |
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