CN102991548A - Foldable shopping cart - Google Patents

Foldable shopping cart Download PDF

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Publication number
CN102991548A
CN102991548A CN2011102760104A CN201110276010A CN102991548A CN 102991548 A CN102991548 A CN 102991548A CN 2011102760104 A CN2011102760104 A CN 2011102760104A CN 201110276010 A CN201110276010 A CN 201110276010A CN 102991548 A CN102991548 A CN 102991548A
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CN
China
Prior art keywords
shopping vehicle
folding shopping
basket support
wheel
bar
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2011102760104A
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Chinese (zh)
Inventor
朱开一
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN2011102760104A priority Critical patent/CN102991548A/en
Priority to PCT/CN2012/079822 priority patent/WO2013037252A1/en
Priority to EP12831444.0A priority patent/EP2757020A1/en
Priority to CN201280038333.2A priority patent/CN103930331B/en
Publication of CN102991548A publication Critical patent/CN102991548A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a foldable shopping cart which comprises two parts, namely a basket-type foldable X-type basket support and a bearing wheel carrier, wherein the foldable X-type basket support can be folded around a rotating shaft; when being opened, the basket support is fixed as a shopping basket by virtue of a locking device; the front lower limbs of the X-type basket support are provided with wheels; a chair is arranged above the bearing wheel carrier; and a driving device is positioned on the bearing wheel carrier. The foldable shopping cart is characterized in that the bearing wheel carrier is vertically extended to be provided with a steering wheel rod; cross-shaped shaft sleeves capable of rotating around cross rods are respectively sleeved on the cross rods of the rear upper and lower limbs of the X-type basket support; and the vertical shaft holes of the upper and lower cross-shaped shaft sleeves are used for installing the steering wheel rod and connecting the bearing wheel carrier and the X-type basket support. The shopping cart provided by the invention is convenient to unfold, convenient for shopping in malls and stable in running on a road surface; and the front and rear length of the shopping cart can be compressed to the limit size of the superposed thickness of three rods by virtue of twice folding.

Description

A kind of folding shopping vehicle
Technical field:
The present invention relates to a kind of folded bicycle, especially make things convenient for the folding shopping vehicle of market shopping.
Background technology:
The intown density of population in big city is more and more higher now, distance between the general shopping mall is about one to three kilometer, also have many food markets, trade distribution centre etc., shopping has become one of the groundwork in housewife, nurse, small-sized unit kitchen.
But different from the rural area, big city population is intensive, the street is crowded, Che Manwei suffers from, during shopping, short range is driven and is stopped all inconvenient, simultaneously for the city home shopping, goods is many, people's walking shopping obviously can't be carried many goods, if although a little fast with speed on the bicycle road, need twice entrucking, parking, the urban family shopping is that driving inconvenience, walking are inconvenient, also inconvenient by bike, and therefore solving short range home shopping transportation means has just become a problem.
The invention provides the folding shopping vehicle of the similar sizes of the interim shopping cart of large supermarket such as a kind of and existing Carrefour.
Summary of the invention:
A kind of folding shopping vehicle, comprise that basket formula folds X-type basket support, load-bearing wheel carrier two parts, folding X-type basket support is collapsible around the shaft, when opening, passes through basket support a Locking Device, be fixed as the shopping basket state, on the lower limb wheel is arranged before the X-type basket support, there is seat the BOGEY WHEEL top, actuating device is positioned on the BOGEY WHEEL, its improvement is: the load-bearing wheel carrier extends upward a wheel flutter bar, each cover of upper and lower extremities cross bar has the cross axle sleeve that can rotate around the place cross bar behind the X-type basket support, and the vertical axis hole of cross axle sleeve is used for installing the wheel flutter bar up and down, connects load-bearing wheel carrier and X-type basket support.
By such improvement, two problems have been solved, when problem one is used state, can stablize and ride on the way or carry out in the market, when problem two is non-use state, shopping cart frame and load-bearing wheel carrier can be folded up, be stored in the very little space, realize simultaneously from do not change trains shopping and the transportation in the market in the family.
Description of drawings:
Fig. 1 is embodiment of the invention folding shopping vehicle perspective view
Fig. 2 is the another kind of embodiment folding shopping vehicle of the present invention perspective view
Fig. 3 is the wheel flutter bar local structure detail drawing that cover has recoil spring
Fig. 4 is the folding shopping vehicle lateral plan that contains some positions buffer structure.
A kind of cross axle sleeve of locking anchor ear that contains of Fig. 5
Fig. 6 is locking anchor ear schematic diagram
Fig. 7 is a kind of cross axle sleeve of fast disassembly and assembly structure
Fig. 8 is that the wheel flutter bar Y type of the embodiment of the invention extends local structural graph
Fig. 9 is the schematic side view of another embodiment of the present invention
1-upper limbs cross bar, 2-lower limb cross bar, cross axle sleeve under the 3-, the upper cross axle sleeve of 4-, 5-BOGEY WHEEL, 6-seat, lower limb wheel before the 7-wheel flutter bar, 8-, 9-vehicle folding direction, 10-locks anchor ear, 11-wheel flutter bar recoil spring, 12-human bady gravitational, 13-load-bearing wheel carrier, 14-hinge anchor ear cross axle sleeve, 15-stretcher, the 16-anti-return nut, 17-extends seat bar, 18-X type basket support, the 19-telescopic shaft, the 20-rotating shaft, 21-X type basket support recoil spring, the cross axle sleeve recoil spring of 22-, 23-wheel carrier recoil spring, the 24-wheel carrier is paid bar, 25-wheel flutter bar recoil spring, 27-the second wheel flutter bar.
The specific embodiment:
Below in conjunction with accompanying drawing the present invention is described in more detail; obviously; these embodiment only are part embodiment of the present invention rather than whole embodiment; this area professional and technical personnel is under the prerequisite of not making creative work; all embodiment of other that obtain belong to protection domain of the present invention.
A kind of folding shopping vehicle, as shown in the figure, comprise that basket formula folds X-type basket support 18, load-bearing wheel carrier 13 two parts, folding X-type basket support 18 is 20 collapsible around the shaft, when opening, passes through basket support a Locking Device, be fixed as the shopping basket state, on the X-type basket support 18 front lower limb wheel 8 is arranged, there is seat 6 BOGEY WHEEL 5 tops, actuating device is positioned on the BOGEY WHEEL 5, its improvement is: load-bearing wheel carrier 13 vertically extends a wheel flutter bar 7, upper and lower extremities cross bar 1 and 2 each cover have the cross axle sleeve 4 and 3 that can rotate around the place cross bar behind the X-type basket support, the vertical axis hole of cross axle sleeve is used for installing wheel flutter bar 7 up and down, connect load-bearing wheel carrier 13 and X-type basket support 18, by such structure, not only X-type basket support 18 parts can fold, and load-bearing wheel carrier 13 also can fold by wheel flutter bar 7, the stack diameter limit space of length state to three pole during its folding can operation from expansion, the criss-cross axle sleeve can be orthogonal through hole axle sleeve, such as Fig. 5 and shown in Figure 7, be enclosed within respectively on X-type basket support cross bar and the wheel flutter bar, also can be vertically to be axis hole, laterally be axle, socket be installed on the cross bar and the axle bed of parallel cross bar on.
Can also make such improvement: described rotating shaft is the Z-shaped cross-compound arrangement, and parallel double-shaft is installed respectively two limbs that connect the X-type basket support, and this structure is conducive to regulate size and the force structure of X-type backboard support.
Can also make such improvement: described vertical extension be from middle to two ends and form T-shaped structure, in the above and below of extending node, such structure can allow car load stressed more even to described cross axle sleeve respectively.
Can also make such improvement: described extension node side direction arches upward, form y-type structure with wheel flutter bar two ends, such as Fig. 8, this spline structure is conducive to design is made in two terminations of wheel flutter bar 7, certainly its side arch can surpass wheel flutter bar axle center, also can develop as rectangle is outstanding completely.
Can also make such improvement: described vertical extension is from top to bottom, and described cross axle sleeve is all below the extension node.
Can also make such improvement: described vertical extension is from bottom to top, and described cross axle sleeve is all above the extension node, as shown in Figure 1 and Figure 2.
Can also make such improvement: described cross axle sleeve 3 and 4 can slide along place X-type basket support cross bar 2 and 1, the on-slip registration device that has cross axle sleeve between the two, when travelling, require criss-cross axle sleeve 3 and 4 to be positioned at cross bar 2 and 1 center and reach the left and right sides balance of travelling, but when folding, criss-cross axle sleeve 3 and 4 slides to cross bar 2 and 1 termination, then is conducive to reduce the shared space of folded state or the length of car itself when being conducive to increase deployed condition.
Can also make such improvement: described on-slip registration device is to be enclosed within the locking anchor ear 10 that embeds cross axle sleeve inboard on cross bar 2 and 1, as shown in Figure 5 and Figure 6, the locking anchor ear clamps cross bar and realizes the on-slip positioning function, the on-slip location that other modes can also be arranged certainly is such as directly using bolt pin to carry out the on-slip location at cross bar.
Can also make such improvement: tool recoil spring between described lower cross axle sleeve 3 vertical axis holes and the lateral shaft sky, shown in 22 among Fig. 4, give buffering between X-type basket support and the wheel flutter bar, reduce in the driving process whole vibrations and alleviate the overall construction intensity requirement.
Can also make such improvement: outwards arch in the middle of the lower limb cross bar 2 behind the described X-type basket support, such arching is conducive to the center that cross axle sleeve recoil spring 22 is positioned to sheer pole 2 automatically, driving stability.
Can also make such improvement: described X-type basket support 18 has buffer structure, and buffer structure has the effect that alleviates structural strength and shock-absorbing.
Can also make such improvement: described buffer structure is mounted in the spring 21 in the rotating shaft 20, and as shown in Figure 4, described spring 21 is parallel to be installed on rear lower limb, and such structure has very simple and reliable shock-proof effect.
Can also make such improvement: have buffer structure between described load-bearing wheel carrier 13 and the BOGEY WHEEL 5, be conducive to cyclist's shock-absorbing, be conducive to alleviate the overall construction intensity requirement.
Can also make such improvement: described buffer structure is the D type, load-bearing wheel carrier 13 and a pair bar 24 by bending form, and as shown in Figure 4, an end is installed on the load-bearing wheel shaft, the other end is connected by recoil spring 23, and this type of is simple in structure, easy to make, the saving material.
Can also make such improvement: the socket of described cross axle sleeve one of them and wheel flutter bar 7 is quick detach encapsulation connecting structures, as shown in Figure 1, when the X-type basket support folds along vehicle folding direction 9, must cause the up and down variable in distance between the cross axle sleeve 3 and 4, a kind of is to allow cross axle sleeve 4 slide at long wheel flutter bar 7 solve, dotted portion as shown in Figure 1, another kind is as shown in Figure 2, the socket fast demountable of 3 and 4 one of them and wheel flutter bars 7, be exactly that unnecessary lengthening wheel flutter bar reaches the folding problem freely of X-type basket support thereby solved like this a problem, such quick detach encapsulation connecting structure divides two kinds, a kind of be spigot-and-socket as shown in Figure 3, namely wheel flutter bar 7 gets final product with anti-return nut 16 or retaining pin retaining after inserting vertical axis hole.
Can also make such improvement: one of them axis hole of cross axle sleeve of described quick detach encapsulation connecting structure is the hinge anchor ear, hinge anchor ear cross axle sleeve 14 as shown in Figure 7, the wheel flutter bar put into the locking of hinge anchor ear gets final product behind the vertical annulus axis hole, certainly this a kind of form also is applicable to cross bar 1 or 2 is operated as putting into hinge anchor ear axis hole position, still reaches the purpose of fast dismounting.
Can also make such improvement: described wheel flutter bar comprises telescopic shaft 19, and one of its purpose is the variable in distance between the cross axle sleeve about adapting to when folding, as shown in Figure 8.
Can also make such improvement: on the described wheel flutter bar cover recoil spring is arranged, such structure provides a kind of buffering to car load, as Fig. 2 11, Fig. 8 25 shown in.
Can also make such improvement: described wheel flutter bar is divided into the two sections that are enclosed within the cross axle sleeve 3 of X-type basket support and 4, connect by a fast dismounting docking structure between two sections, the adaptability problem of variable in distance between the sheer pole 1 and 2 on this spline structure has also solved when the X-type basket support is folding, this docking structure can use a screw thread short tube that two is coupled together, also can be between the upper-lower section directly socket joint insert the mode that adds horizontal latch or anti-return nut locking and solve.
Can also make such improvement: described seat 6 is directly installed on the load-bearing wheel carrier 13, and as shown in Figure 4, such is simple and reliable for structure.
Described chair mounted reaches the purpose that the seat human body weight is dispersed to car load, as shown in Figure 3 on the upper arm section of stretching out 17 behind the X frame.
Can also make such improvement: described seat is directly installed on the wheel flutter bar 7 on the cross axle sleeve 4, shown in Fig. 1 dotted line seat, is conducive to reduce assembly part, one-shot forming.
Can also make such improvement: described seat is directly installed on up and down on the wheel flutter bar between the cross axle sleeve 7, shown in Fig. 1 solid line seat, is conducive to reduce manufacture difficulty.
Can also make such improvement: described chair mounted forms framed structure between wheel flutter bar 7 and the load-bearing wheel carrier 13 on the second pipe link between wheel flutter bar 7 and the load-bearing wheel carrier 13, such seat has better support strength and whole vehicle stability.
Can also make such improvement: described X-type basket support preepipodite length is zero, and such X-type basket support develops into the folding basket support of " people " font, and is convenient folding, is applicable to all kinds of doll carriages.
Can also make such improvement: described actuating device is standard bicycle stretcher 15, can be directly arranged on the load-bearing wheel shaft to drive, and also can be that traditional chain gear drives, this be meet most the present invention voluntarily, light principle.
Can also make such improvement: two load-bearing wheels arranged side by side are installed on the described load-bearing wheel carrier, and such structure has alleviated the requirement of strength of BOGEY WHEEL, cooperate with front lower limb wheel simultaneously, has formed again the stable deployed configuration that three-wheel at least lands.
Can also make such improvement: former and later two load-bearing wheels 5 are installed on the described load-bearing wheel carrier 13, and the smoothness that can promote when riding increases load-bearing simultaneously.
Can also make such improvement: describedly be installed on the load-bearing wheel carrier by the second wheel flutter bar 27 from the BOGEY WHEEL of wheel flutter bar 7 away from, as shown in Figure 9, such front and back three skate structures have been similar to a bicycle of riding backwards and have added a preposition frame type folded X-type basket support 18, namely become one behind the seat stearing along by bike, take turns in tow frame type folded X-type basket support 18 of bar 7 by a rear steering.
Can also make such improvement: two wheels 8 about described X-type basket support 18 front lower limb are equipped with, such car bearing type and good stability.
Can also make such improvement: lower limb wheel 8 connects by fast disassembly and assembly structure before the described X-type basket support, is conducive to further folding.
Can also make such improvement: described actuating device is electric driver.Be conducive to so weak and child's old man use.
Can also make such improvement: described electric driver is In-wheel motor driving, and this electric type of drive is the most simple and reliable.
Can also make such improvement: described actuating device is the internal combustion engine drive device.Be conducive to like this long-distance running.
To the above-mentioned explanation of disclosed specific embodiment, make those skilled in the art can realize or use the present invention.Multiple modification to these specific embodiments will be apparent concerning the professional and technical personnel of this area, and General Principle as defined herein can be in the situation that do not break away from the spirit or scope of the present invention, in other embodiments realization.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and novel features.

Claims (34)

1. folding shopping vehicle, comprise that basket formula folds X-type basket support, load-bearing wheel carrier two parts, folding X-type basket support is collapsible around the shaft, when opening, passes through basket support a Locking Device, be fixed as the shopping basket state, on the lower limb wheel is arranged before the X-type basket support, there is seat the BOGEY WHEEL top, actuating device is positioned on the BOGEY WHEEL, it is characterized in that: the load-bearing wheel carrier vertically extends a wheel flutter bar, each cover of upper and lower extremities cross bar has the cross axle sleeve that can rotate around the place cross bar behind the X-type basket support, and the vertical axis hole of cross axle sleeve is used for installing the wheel flutter bar up and down, connects load-bearing wheel carrier and X-type basket support.
2. folding shopping vehicle as claimed in claim 1, it is characterized in that: described rotating shaft is the Z-shaped cross-compound arrangement, parallel double-shaft is installed respectively two limbs that connect the X-type basket support.
3. folding shopping vehicle as claimed in claim 1 is characterized in that: described vertical extension be from middle to two ends and form T-shaped structure, described cross axle sleeve is respectively in the above and below of extending node.
4. folding shopping vehicle as claimed in claim 3, it is characterized in that: described extension node side direction arches upward, and forms y-type structure with wheel flutter bar two ends.
5. folding shopping vehicle as claimed in claim 1, it is characterized in that: described vertical extension is from top to bottom, described cross axle sleeve is all extending below the node.
6. folding shopping vehicle as claimed in claim 1, it is characterized in that: described vertical extension is from bottom to top, described cross axle sleeve is all extending above the node.
7. folding shopping vehicle as claimed in claim 1 is characterized in that: described cross axle sleeve can slide along place X-type basket support cross bar, have the on-slip registration device between the two.
8. folding shopping vehicle as claimed in claim 7 is characterized in that: described on-slip registration device is to be enclosed within the locking anchor ear that embeds cross axle sleeve inboard on the cross bar.
9. a folding shopping vehicle as claimed in claim 1 is characterized in that: tool recoil spring between the described vertical axis hole of lower cross axle sleeve and the lateral shaft sky.
10. a folding shopping vehicle as claimed in claim 9 is characterized in that: outwards arch in the middle of the lower limb cross bar behind the described X-type basket support.
11. a folding shopping vehicle as claimed in claim 1 is characterized in that: described X-type basket support has buffer structure.
12. a folding shopping vehicle as claimed in claim 11 is characterized in that: described buffer structure is mounted in the spring in the rotating shaft, described spring is parallel to be installed on rear lower limb.
13. a folding shopping vehicle as claimed in claim 1 is characterized in that: have buffer structure between described load-bearing wheel carrier and the BOGEY WHEEL.
14. a folding shopping vehicle as claimed in claim 13 is characterized in that: described buffer structure is the D type, by the load-bearing wheel carrier of bending with pay a bar and form, an end is installed on the load-bearing wheel shaft, and the other end is connected by recoil spring.
15. a folding shopping vehicle as claimed in claim 1 is characterized in that: the socket of described up and down cross axle sleeve one of them and wheel flutter bar is quick detach encapsulation connecting structure.
16. a folding shopping vehicle as claimed in claim 15 is characterized in that: one of them axis hole of cross axle sleeve of described quick detach encapsulation connecting structure is the hinge anchor ear.
17. a folding shopping vehicle as claimed in claim 1 is characterized in that: described wheel flutter bar comprises telescopic shaft.
18. a folding shopping vehicle as claimed in claim 1 is characterized in that: cover has recoil spring on the described wheel flutter bar.
19. a folding shopping vehicle as claimed in claim 1 is characterized in that: described wheel flutter bar is divided into the two sections that are enclosed within the cross axle sleeve of X-type basket support, connects by a fast dismounting docking structure between two sections.
20. a folding shopping vehicle as claimed in claim 1 is characterized in that: described seat is directly installed on the load-bearing wheel carrier.
21. a folding shopping vehicle as claimed in claim 1 is characterized in that: described chair mounted is on the upper arm section of stretching out behind the X frame.
22. a folding shopping vehicle as claimed in claim 1 is characterized in that: described seat is directly installed on the wheel flutter bar on the cross axle sleeve.
23. a folding shopping vehicle as claimed in claim 6 is characterized in that: on the wheel flutter bar about described seat is directly installed between the cross axle sleeve.
24. a folding shopping vehicle as claimed in claim 1 is characterized in that: described chair mounted is on the second pipe link between wheel flutter bar and the load-bearing wheel carrier.
25. a folding shopping vehicle as claimed in claim 1 is characterized in that: described X-type basket support preepipodite length is zero.
26. one kind such as one of them described folding shopping vehicle of claim 1 to 25, it is characterized in that: described actuating device is the standard bicycle foot drive device.
27. one kind such as one of them described folding shopping vehicle of claim 1 to 25, it is characterized in that: two load-bearing wheels of left-right symmetric are installed on the described load-bearing wheel carrier.
28. one kind such as one of them described folding shopping vehicle of claim 1 to 25, it is characterized in that: former and later two load-bearing wheels are installed on the described load-bearing wheel carrier.
29. a folding shopping vehicle as claimed in claim 28 is characterized in that: describedly be installed on the load-bearing wheel carrier by the second wheel flutter bar from the BOGEY WHEEL of wheel flutter bar away from.
30. one kind such as one of them described folding shopping vehicle of claim 1 to 25, it is characterized in that: lower limb are equipped with two wheels of left-right symmetric before the described X-type basket support.
31. a folding shopping vehicle as claimed in claim 30 is characterized in that: described wheel connects by fast disassembly and assembly structure.
32. one kind such as one of them described folding shopping vehicle of claim 1 to 25, it is characterized in that: described actuating device is electric driver.
33. a folding shopping vehicle as claimed in claim 32 is characterized in that: described electric driver is In-wheel motor driving.
34. one kind such as one of them described folding shopping vehicle of claim 1 to 25, it is characterized in that: described actuating device is the internal combustion engine drive device.
CN2011102760104A 2011-09-16 2011-09-16 Foldable shopping cart Pending CN102991548A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN2011102760104A CN102991548A (en) 2011-09-16 2011-09-16 Foldable shopping cart
PCT/CN2012/079822 WO2013037252A1 (en) 2011-09-16 2012-08-08 Foldable shopping cart
EP12831444.0A EP2757020A1 (en) 2011-09-16 2012-08-08 Foldable shopping cart
CN201280038333.2A CN103930331B (en) 2011-09-16 2012-08-08 A kind of folding shopping vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011102760104A CN102991548A (en) 2011-09-16 2011-09-16 Foldable shopping cart

Publications (1)

Publication Number Publication Date
CN102991548A true CN102991548A (en) 2013-03-27

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Application Number Title Priority Date Filing Date
CN2011102760104A Pending CN102991548A (en) 2011-09-16 2011-09-16 Foldable shopping cart

Country Status (1)

Country Link
CN (1) CN102991548A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103158816A (en) * 2011-12-16 2013-06-19 朱开一 Light shopping cart
CN109866861A (en) * 2019-02-14 2019-06-11 张艺涵 Portable charged bicycle
CN111016990A (en) * 2019-12-09 2020-04-17 淮阴工学院 Frame assembly of driving and pushing dual-purpose electric shopping cart

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61147682U (en) * 1985-03-05 1986-09-11
CN86209081U (en) * 1986-11-15 1988-02-10 范钦池 Multi-purpose combined foldable cycle
CN2057858U (en) * 1988-03-16 1990-06-06 佘群川 Building blocks type multifunction wheelchair
CN2444862Y (en) * 2000-09-18 2001-08-29 余兆海 Luggage carrier combined with bicycle
US20070278768A1 (en) * 2006-06-01 2007-12-06 Lynam Timothy B System combining a foldable wheeled cart and removable cloth bag
WO2008044541A1 (en) * 2006-10-05 2008-04-17 Takao Maruyama Simple movement device
CN201136574Y (en) * 2007-11-21 2008-10-22 徐中九 Seat-folded bicycle
CN201501431U (en) * 2009-09-24 2010-06-09 胡焕亮 Multi-functional folding bike

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61147682U (en) * 1985-03-05 1986-09-11
CN86209081U (en) * 1986-11-15 1988-02-10 范钦池 Multi-purpose combined foldable cycle
CN2057858U (en) * 1988-03-16 1990-06-06 佘群川 Building blocks type multifunction wheelchair
CN2444862Y (en) * 2000-09-18 2001-08-29 余兆海 Luggage carrier combined with bicycle
US20070278768A1 (en) * 2006-06-01 2007-12-06 Lynam Timothy B System combining a foldable wheeled cart and removable cloth bag
WO2008044541A1 (en) * 2006-10-05 2008-04-17 Takao Maruyama Simple movement device
CN201136574Y (en) * 2007-11-21 2008-10-22 徐中九 Seat-folded bicycle
CN201501431U (en) * 2009-09-24 2010-06-09 胡焕亮 Multi-functional folding bike

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103158816A (en) * 2011-12-16 2013-06-19 朱开一 Light shopping cart
CN109866861A (en) * 2019-02-14 2019-06-11 张艺涵 Portable charged bicycle
CN109866861B (en) * 2019-02-14 2023-12-26 张艺涵 Portable charging bicycle
CN111016990A (en) * 2019-12-09 2020-04-17 淮阴工学院 Frame assembly of driving and pushing dual-purpose electric shopping cart
CN111016990B (en) * 2019-12-09 2024-01-19 淮阴工学院 Frame assembly of driving and pushing dual-purpose electric shopping cart

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Application publication date: 20130327