CN2853548Y - Skeleton structure of baby carriage - Google Patents
Skeleton structure of baby carriage Download PDFInfo
- Publication number
- CN2853548Y CN2853548Y CN 200520066705 CN200520066705U CN2853548Y CN 2853548 Y CN2853548 Y CN 2853548Y CN 200520066705 CN200520066705 CN 200520066705 CN 200520066705 U CN200520066705 U CN 200520066705U CN 2853548 Y CN2853548 Y CN 2853548Y
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- Prior art keywords
- handspike
- skeleton structure
- folding
- foot lever
- folding skeleton
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- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 108010084652 homeobox protein PITX1 Proteins 0.000 claims description 21
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 238000012423 maintenance Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
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- 230000001737 promoting effect Effects 0.000 description 1
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The utility model discloses a baby carriage framework structure, which is composed of a foot rest group and an upper and a lower support frame pivoted with each other, and can form a folding state by pushing a hand push rod to enable each rod piece in the framework to rotate relatively through a connecting rod group. The rear foot rest in the structure is provided with a fixed seat which can be clamped by a folding mechanism on the hand push rod and the fixed seat, so that the baby carriage framework can be fixed when being unfolded. In addition, the leg frame set of the baby carriage frame can support the seat, and a connecting part can also extend upwards from the lower support set of the baby carriage frame to respectively support the front seat and the rear seat, so that a baby carriage frame structure for two babies to sit simultaneously is formed. In addition, the connecting part extending upwards of the lower support group can also be used for bearing a basket or an infant car seat, so that a user can enjoy multiple use modes. The utility model has the advantages of small volume, simple structure and smooth and convenient folding.
Description
[technical field]
The utility model relates to a kind of foldable perambulator skeleton structure.
[background technology]
General being seen perambulator, usually articulate each other with rod member and constitute a connecting rod mechanism, and utilize releasing mechanism to control joint set in this connecting rod mechanism, make the latching device in the joint set produce locking and the effect that discharges according to operator's the meaning, perambulator can be unfolded for use and the folding storage.This type of stroller configuration can be voluntarily with reference to US Patent the 5th, 772, and 235 and the bulletin content of No. the 175901st, China's patent gazette.But the cooresponding complexity of the connecting rod assembly of these perambulators in fact, it is very loaded down with trivial details not only to assemble suitable difficulty and program.In addition, also have a kind of perambulator skeleton,, often have that folding has some setbacks, the problem of the interlock poor effect of skeleton takes place because the rod member that is affected is more various and volume is big with double seat.
[utility model content]
The purpose of this utility model is the deficiency that overcomes technology, provides that a kind of volume is little, simple in structure, folding perambulator skeleton structure smoothly.
In order to solve the technical matters of above-mentioned existence, the utility model adopts following technical proposals:
A kind of folding skeleton structure of perambulator is characterized in that comprising:
One handspike;
One foot rest group comprises a preceding foot lever and a back foot lever, articulates each other in the upper end of this forward and backward foot lever, connects one respectively in the lower end of this forward and backward foot lever in order to wheels behind the preceding wheels and that support this folding skeleton;
Once bracing frame comprises a front support rod and a back support rod, wherein this back and front supporting bar
Wherein an end articulates each other, and opposite side then articulates forward and backward foot lever respectively;
One is articulated in the upper support frame between this handspike and this foot rest group;
One is articulated in the linkage rod group between this handspike and this lower support frame; And
The closing-folding mechanism of one device on this handspike.
The folding skeleton structure of aforesaid perambulator is characterized in that: this back foot lever is provided with a permanent seat.
The folding skeleton structure of aforesaid perambulator, it is characterized in that: this closing-folding mechanism is that device is on this handspike, and this closing-folding mechanism includes a holding piece that can move in the handspike lower end, elastic parts and an operational group, this holding piece is fixed by the clip between this elastic parts maintenance and this permanent seat, is connected with a coupling assembling between this operational group and this holding piece.
The folding skeleton structure of aforesaid perambulator is characterized in that: this operational group is an one-handed performance structure.
The folding skeleton structure of aforesaid perambulator is characterized in that: this operational group is the pull hook of a device in these handspike both sides.
The folding skeleton structure of aforesaid perambulator is characterized in that: an end of this upper support frame articulates this handspike, and the other end connects a seat that supplies baby child to take.
The folding skeleton structure of aforesaid perambulator is characterized in that: an end of this upper support frame articulates this handspike, and the other end articulates this back foot lever.
The folding skeleton structure of aforesaid perambulator is characterized in that: an end of this upper support frame articulates handspike, and the other end articulates jointly with the end of this forward and backward foot lever.
The folding skeleton structure of aforesaid perambulator, it is characterized in that: this linkage rod group comprises a first connecting rod and a second connecting rod, wherein this first connecting rod pivot is on this back foot lever, and an end of this first connecting rod articulates this handspike, and this second connecting rod is articulated between this lower support frame and this first connecting rod.
The folding skeleton structure of aforesaid perambulator is characterized in that: this front support rod and this back support rod by one in the past, the linkage section that extends upward of the articulated section of rear foot tube, and at the upper end of this linkage section captive joint one supporting seat.
The folding skeleton structure of aforesaid perambulator is characterized in that: be provided with a front seats and a back seat removable, forward and backward arrangement respectively on this supporting seat.
The folding skeleton structure of aforesaid perambulator is characterized in that: this supporting seat carries a safety chair seats of car respectively.
The folding skeleton structure of aforesaid perambulator is characterized in that: this supporting seat carries an infant carrier respectively.
A kind of folding skeleton structure of perambulator is characterized in that comprising:
One handspike;
One foot rest group comprises a foot lever and a back foot lever before one, articulate each other in the upper end of this forward and backward foot lever, and this forward and backward foot lever lower end connect respectively in order to support this folding skeleton one before wheels and back wheels, on this back foot lever, also connect a permanent seat;
Once bracing frame comprises a front support rod and a back support rod, and wherein an end of this back and front supporting bar articulates each other, and opposite side then articulates this forward and backward foot lever respectively; This front support rod and this back support rod be by extending upward a linkage section respectively with this forward and backward pin pipe articulated section, and connect a supporting seat respectively in the upper end of this linkage section;
One is articulated in the upper support frame between this handspike and this back foot lever;
One is articulated in the linkage rod group between this handspike and this lower support frame; And
The closing-folding mechanism of one device on this folding skeleton.
The folding skeleton structure of aforesaid perambulator is characterized in that: this supporting seat supports a forward and backward arrangement respectively for the front seats and the back seat that carry two baby children simultaneously.
The folding skeleton structure of aforesaid perambulator is characterized in that: this supporting seat carries a safety chair seats of car respectively.
The folding skeleton structure of aforesaid perambulator is characterized in that: this supporting seat carries an infant carrier respectively.
The folding skeleton structure of aforesaid perambulator is characterized in that: this closing-folding mechanism be device on this handspike, and this closing-folding mechanism includes a holding piece, an elastic parts, a coupling assembling and an operational group; This holding piece installs the lower end at this handspike in a movable manner, and is made it to keep and this permanent seat clip by this elastic parts; This coupling assembling is connected between this holding piece and this operational group, and this holding piece is to be driven to remove the clip to this permanent seat by operational group.
The folding skeleton structure of aforesaid perambulator is characterized in that: this operational group is an one-handed performance structure.
The folding skeleton structure of aforesaid perambulator is characterized in that: this operational group is the hook that pulls of these handspike both sides of device.
The folding skeleton structure of aforesaid perambulator is characterized in that: an end of this upper support frame articulates handspike, and the other end articulates jointly with the end of this forward and backward foot lever.
The folding skeleton structure of aforesaid perambulator, it is characterized in that: this linkage rod group comprises a first connecting rod and a second connecting rod, this first connecting rod is articulated on this back foot lever, and the other end is articulated on this handspike, and this second connecting rod is articulated between this lower support frame and this first connecting rod.
Compare with existing perambulator skeleton structure, the beneficial effects of the utility model are: since foot rest group and upper and lower bracing frame articulate each other constitute, and, see through a linkage rod group and make that each rod member relatively rotates to form its folding state in the skeleton by promoting a handspike.By the permanent seat phase clip therewith of the closing-folding mechanism on the handspike, the perambulator skeleton can be maintained fixed after expansion.In addition, the foot rest group of perambulator skeleton can also can extend upward a junction for supporting forward and backward seat respectively by its lower support group in order to the supporting seat position, so will form the double seat perambulator skeleton structure that can supply two baby children to take simultaneously.In addition, what aforesaid lower support group can make again extends upward, and to bear a hand basket or infant car seat, allows the user enjoy multiple occupation mode with same skeleton structure, and volume of the present utility model is little, simple in structure, the smooth and easy convenience of folding.
[description of drawings]
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:
Fig. 1 is a skeleton combined member schematic side view of the present utility model.
Fig. 2 folds the action scheme drawing for the utility model skeleton.
Fig. 3 folds the rear side viewing scheme drawing for skeleton of the present utility model.
Fig. 4 makes up schematic perspective view for another embodiment of the utility model skeleton.
Fig. 5 is another embodiment combination of the utility model skeleton and assembling seat schematic side view.
Fig. 6 is another embodiment folding action scheme drawing of the utility model skeleton.
Fig. 7 is another embodiment device hand basket schematic side view of the utility model skeleton.
Fig. 8 is another embodiment device safety chair seats of car scheme drawing of the utility model skeleton.
[primary clustering nomenclature]
Embodiment one:
10: handspike 2: closing-folding mechanism
21: holding piece 22: elastic parts
23: operational group 24: coupling assembling
3: foot rest group 31: preceding foot lever
32: back foot lever 33: preceding wheels
34: back wheels 35: permanent seat
4: lower support frame 41: front support rod
42: back support rod 5: upper support frame
51: Connection Block 50: seat
6: linkage rod group 61: first connecting rod
62: second connecting rod
Embodiment two:
71: front seats 72: back seat
411,421: linkage section 410,420: supporting seat
8: infant carrier 9: safety chair seats of car
70: cross bar
[specific embodiment]
Embodiment one:
At first see also the folding skeleton structure embodiment of the perambulator shown in Fig. 1 ~ 3.During use, can make it to launch the state (as shown in Figure 3) of (as shown in Figure 1) or folding.Present embodiment comprises a handspike 10, a closing-folding mechanism 2, a foot rest group 3, once bracing frame 4, a upper support frame 5 and a linkage rod group 6.
Wherein handspike 10 slightly is " ㄇ " font and closing-folding mechanism 2 is housed.Closing-folding mechanism 2 mainly comprises a holding piece 21, elastic parts 22 and an operational group 23; Wherein holding piece 21 to be installing movably in lower end, handspike 10 both sides, can it be remained on salient position by elastic parts 22.Operational group 23 is contained in the position of being convenient to user's operation on the handspike 10; In the present embodiment, operational group 23 is an one-handed performance structure, and its structure can be with reference to US Patent the 4th, 846,494,4,906,017,5,769,447,6,068, the structure that 284 patent contents such as grade disclose, or realized (disclosing) as the 5th, 876, No. 057 patent case of the U.S. with the device hook that pulls that can spur in handspike 10 both sides.Operational group 23 can be realized via the coupling assembling 24 that is contained between holding piece 21 and the operational group 23, in order to drive holding piece 21.Being familiar with this designer should know, coupling assembling 24 can prop up or plastic strip etc. is realized with one section cable wire, iron.
As shown in Figure 1, when holding piece 21 forms the clips location with permanent seat 35, will each member can't be relatively rotated and be fixed on the state of expansion.And for example shown in the 3rd figure, when the operator wants to fold, can see through the clip that operational group 23 is decontroled to permanent seat 35 holding piece 21, at this moment the operator just can promote handspike 10 forward and make its rotation of taking advantage of a situation, then, make it and then to rotate to cause each rod member to draw close folding each other via linkage rod group 6 and upper support frame 5 interlock pin pipe support 3 and lower support framves 4.
Embodiment two:
Please be with reference to the alternate embodiment of the two-seater position shown in the figure 4 ~ 8.Wherein handspike 10, foot rest group 3, upper support frame 5, connection between each rod member of linkage rod group 6 and lower support frame 4 and the relation of folding are all identical with embodiment one, and the difference of two embodiment is: the upper support frame 5 of this embodiment is fixed connecting base 51 not, be equivalent to support the assembly at seat 50, change by before the lower support frame 4, back support rod 41,42 and before, back foot lever 31, the linkage section 411 that 32 articulated section extends upward respectively, 421, and at this linkage section 411, a supporting seat 410 is fixed in 421 end, 420, by this relative supporting seat, before the support with removable activity form, back seat 71,72 (as shown in Figure 5), and before making, back seat 71,72 seat to can be individually forward or backwards.In addition, as shown in Figures 7 and 8, the supporting seat of present embodiment also can be for carrying one infant carrier 8 or safety chair seats of car 9, and its unitized construction can be as the structure that is disclosed for German DE29612128 number.In addition, more firm for making skeleton of the present utility model, preferred methods shown in Fig. 4,5, is fixed a cross bar 70 between the lower support frame of both sides.
Claims (22)
1, a kind of folding skeleton structure of perambulator is characterized in that comprising:
One handspike (10);
One foot rest group (3), a foot lever (31) and a back foot lever (32) before comprising one, upper end in this forward and backward foot lever (31), (32) articulates each other, connects one respectively in the lower end of this forward and backward foot lever (31), (32) in order to wheels (34) behind the preceding wheels (33) and that support this folding skeleton;
Once bracing frame (4) comprises a front support rod (41) and a back support rod (42), and wherein a wherein end of this back and front supporting bar (41), (42) articulates each other, and opposite side then articulates forward and backward foot lever (31), (32) respectively;
One is articulated in the upper support frame (5) between this handspike (10) and this foot rest group (3);
One is articulated in the linkage rod group (6) between this handspike (10) and this lower support frame (4); And
The closing-folding mechanism (2) of one device on this folding skeleton.
2, the folding skeleton structure of perambulator according to claim 1 is characterized in that: this back foot lever (32) is provided with a permanent seat (35).
3, the folding skeleton structure of perambulator according to claim 1, it is characterized in that: this closing-folding mechanism (2) is that device is on this handspike (10), and include a holding piece (21) that can move, elastic parts (22) and an operational group (23) in the handspike lower end, this holding piece (21) is fixed by the clip between this elastic parts (22) maintenance and this permanent seat (35), is connected with a coupling assembling (24) between this operational group (23) and this holding piece (21).
4, the folding skeleton structure of perambulator according to claim 3 is characterized in that: this operational group (23) is an one-handed performance structure.
5, the folding skeleton structure of perambulator according to claim 3 is characterized in that: this operational group (23) is the pull hook of a device in this handspike (10) both sides.
6, the folding skeleton structure of perambulator according to claim 1 is characterized in that: an end of this upper support frame (5) articulates this handspike (10), and the other end connects a seat (50) that supplies baby child to take.
7, the folding skeleton structure of perambulator according to claim 1 is characterized in that: an end of this upper support frame (5) articulates this handspike (10), and the other end articulates this back foot lever (32).
8, the folding skeleton structure of perambulator according to claim 1 is characterized in that: an end of this upper support frame (5) articulates handspike (10), and the other end articulates jointly with the end of this forward and backward foot lever (31), (32).
9, the folding skeleton structure of perambulator according to claim 1, it is characterized in that: this linkage rod group (6) comprises a first connecting rod (61) and a second connecting rod (62), wherein this first connecting rod (61) is articulated on this back foot lever (32), and an end of this first connecting rod (61) articulates this handspike (10), and this second connecting rod (62) is articulated between this lower support frame (4) and this first connecting rod (61).
10, the folding skeleton structure of perambulator according to claim 1, it is characterized in that: this front support rod (41) and this back support rod (42) by one in the past, the articulated section of the rear foot tube linkage section (411), (421) that extend upward, and in upper end captive joint one supporting seat (410), (420) of this linkage section (411), (421).
11, the folding skeleton structure of perambulator according to claim 10 is characterized in that: be provided with a front seats (71) and a back seat (72) removable, forward and backward arrangement respectively on this supporting seat (410), (420).
12, the folding skeleton structure of perambulator according to claim 10 is characterized in that: this supporting seat (410), (420) are carried a safety chair seats of car (9) respectively.
13, the folding skeleton structure of perambulator according to claim 10 is characterized in that: this supporting seat (410), (420) are carried an infant carrier (8) respectively.
14, a kind of folding skeleton structure of perambulator is characterized in that comprising:
One handspike (10);
One foot rest group (3), a foot lever (31) and a back foot lever (32) before comprising one, upper end in this forward and backward foot lever (31), (32) articulates each other, and this forward and backward foot lever (31), (32) lower end connect respectively in order to support this folding skeleton one before wheels (33) and one the back wheels (34), on this back foot lever (32), also connect a permanent seat (35);
Once bracing frame (4) comprises a front support rod (41) and a back support rod (42), and wherein an end of this back and front supporting bar (41), (42) articulates each other, and opposite side then articulates this forward and backward foot lever (31), (32) respectively; This front support rod (41) and this back support rod (42) be by extending upward a linkage section (411), (421) respectively with this forward and backward pin pipe (31), (32) articulated section, and connect a supporting seat (410), (420) respectively in the upper end of this linkage section (411), (421);
One is articulated in the upper support frame (5) between this handspike (10) and this back foot lever (32);
One is articulated in the linkage rod group (6) between this handspike (10) and this lower support frame (4); And
The closing-folding mechanism (2) of one device on this folding skeleton.
15, the folding skeleton structure of perambulator according to claim 14 is characterized in that: this supporting seat (410), (420) are supported a forward and backward arrangement respectively for the front seats (71) and the back seat (72) that carry two baby children simultaneously.
16, the folding skeleton structure of perambulator according to claim 14 is characterized in that: this supporting seat (410), (420) are carried a safety chair seats of car respectively.
17, the folding skeleton structure of perambulator according to claim 14 is characterized in that: this supporting seat (410), (420) are carried an infant carrier respectively.
18, the folding skeleton structure of perambulator according to claim 14, it is characterized in that: this closing-folding mechanism (2) installs on this handspike (10), and this closing-folding mechanism includes a holding piece (21), an elastic parts (22), a coupling assembling (24) and an operational group (23); This holding piece (21) installs in a movable manner in the lower end of this handspike (10), and is made it to keep and this permanent seat (35) clip by this elastic parts (22); This coupling assembling (24) is connected between this holding piece (21) and this operational group (23), and this holding piece (21) is to be driven to remove the clip to this permanent seat (35) by operational group (23).
19, the folding skeleton structure of perambulator according to claim 18 is characterized in that: this operational group (23) is an one-handed performance structure.
20, the folding skeleton structure of perambulator according to claim 18 is characterized in that: this operational group (23) is the hook that pulls of device this handspike (10) both sides.
21, the folding skeleton structure of perambulator according to claim 14 is characterized in that: an end of this upper support frame (5) articulates handspike (10), and the other end articulates jointly with the end of this forward and backward foot lever (31), (32).
22, the folding skeleton structure of perambulator according to claim 14, it is characterized in that: this linkage rod group (6) comprises a first connecting rod (61) and a second connecting rod (62), this first connecting rod (61) is articulated on this back foot lever (32), the other end is articulated on this handspike (10), and this second connecting rod (62) is articulated between this lower support frame (4) and this first connecting rod (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520066705 CN2853548Y (en) | 2005-10-29 | 2005-10-29 | Skeleton structure of baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520066705 CN2853548Y (en) | 2005-10-29 | 2005-10-29 | Skeleton structure of baby carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2853548Y true CN2853548Y (en) | 2007-01-03 |
Family
ID=37580176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520066705 Expired - Lifetime CN2853548Y (en) | 2005-10-29 | 2005-10-29 | Skeleton structure of baby carriage |
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| Country | Link |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100534843C (en) * | 2007-07-02 | 2009-09-02 | 中山市隆成日用制品有限公司 | Stroller folding skeleton structure |
| CN102069832A (en) * | 2011-01-06 | 2011-05-25 | 好孩子儿童用品有限公司 | Baby carriage |
| CN103183048A (en) * | 2013-03-22 | 2013-07-03 | 欧仕儿童用品(福建)有限公司 | foldable stroller frame |
| CN103231736A (en) * | 2013-03-22 | 2013-08-07 | 欧仕儿童用品(福建)有限公司 | Stroller foldable frame |
| CN103625527A (en) * | 2012-08-22 | 2014-03-12 | 明门香港股份有限公司 | Cart frame |
| CN109689472A (en) * | 2017-07-27 | 2019-04-26 | 考可拉夫特公司 | Foldable stroller and correlation technique |
| US10960913B2 (en) | 2016-07-27 | 2021-03-30 | Kolcraft Enterprises, Inc. | Foldable strollers and related methods |
| US10994763B2 (en) | 2016-07-27 | 2021-05-04 | Kolcraft Enterprises, Inc. | Foldable strollers with removeable seats and related methods |
| US11059510B2 (en) | 2016-07-27 | 2021-07-13 | Kolcraft Enterprises, Inc. | Strollers with removable seats and related methods |
-
2005
- 2005-10-29 CN CN 200520066705 patent/CN2853548Y/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100534843C (en) * | 2007-07-02 | 2009-09-02 | 中山市隆成日用制品有限公司 | Stroller folding skeleton structure |
| CN102069832A (en) * | 2011-01-06 | 2011-05-25 | 好孩子儿童用品有限公司 | Baby carriage |
| CN102069832B (en) * | 2011-01-06 | 2012-08-29 | 好孩子儿童用品有限公司 | Baby carriage |
| CN103625527A (en) * | 2012-08-22 | 2014-03-12 | 明门香港股份有限公司 | Cart frame |
| CN103625527B (en) * | 2012-08-22 | 2015-12-02 | 明门香港股份有限公司 | Cart frame |
| CN103231736B (en) * | 2013-03-22 | 2016-02-10 | 欧仕儿童用品(福建)有限公司 | Stroller foldable frame |
| CN103231736A (en) * | 2013-03-22 | 2013-08-07 | 欧仕儿童用品(福建)有限公司 | Stroller foldable frame |
| CN103183048B (en) * | 2013-03-22 | 2016-01-06 | 欧仕儿童用品(福建)有限公司 | foldable stroller frame |
| CN103183048A (en) * | 2013-03-22 | 2013-07-03 | 欧仕儿童用品(福建)有限公司 | foldable stroller frame |
| US10960913B2 (en) | 2016-07-27 | 2021-03-30 | Kolcraft Enterprises, Inc. | Foldable strollers and related methods |
| US10994763B2 (en) | 2016-07-27 | 2021-05-04 | Kolcraft Enterprises, Inc. | Foldable strollers with removeable seats and related methods |
| US11059510B2 (en) | 2016-07-27 | 2021-07-13 | Kolcraft Enterprises, Inc. | Strollers with removable seats and related methods |
| US11584421B2 (en) | 2016-07-27 | 2023-02-21 | Kolcraft Enterprises, Inc. | Foldable strollers with removeable seats and related methods |
| CN109689472A (en) * | 2017-07-27 | 2019-04-26 | 考可拉夫特公司 | Foldable stroller and correlation technique |
| US11052934B2 (en) | 2017-07-27 | 2021-07-06 | Kolcraft Enterprises, Inc. | Foldable strollers and related methods |
| CN109689472B (en) * | 2017-07-27 | 2021-10-08 | 考可拉夫特公司 | Frame for children's carriage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070103 |
|
| EXPY | Termination of patent right or utility model |