CN104802841A - Multifunctional supermarket cart baby seat system and achieving method of multifunctional supermarket cart baby seat system - Google Patents
Multifunctional supermarket cart baby seat system and achieving method of multifunctional supermarket cart baby seat system Download PDFInfo
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- CN104802841A CN104802841A CN201510224747.XA CN201510224747A CN104802841A CN 104802841 A CN104802841 A CN 104802841A CN 201510224747 A CN201510224747 A CN 201510224747A CN 104802841 A CN104802841 A CN 104802841A
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- cross bar
- net
- backrest
- baby
- base plate
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Abstract
The invention discloses a multifunctional supermarket cart baby seat system which comprises a handrail net. A first horizontal rod, a second horizontal rod, a third horizontal rod and a fourth horizontal rod are sequentially arranged on the handrail net from top to bottom; the fourth horizontal rod is connected with the bottom of a backrest net through a lower connecting rod; a bottom plate penetrates through the bottom of the backrest net; the front end of the bottom plate is connection into the third horizontal rod in a sleeving manner; the rear end of the bottom plate is in lap joint with the bottom of the backrest net; one end of a supporting frame is connected with the second horizontal rod; the two sides of the bottom of the supporting frame are connected with the backrest net through upper connecting rods; a carrier plate is arranged on the supporting frame and can be turned around the end of the supporting frame; a baby seat plate is connected onto the second horizontal rod in a sleeving manner. The invention further discloses an achieving method of the multifunctional supermarket cart baby seat system. The multifunctional supermarket cart baby seat system has the characteristics of being simple in structure, low in manufacturing cost, good in safety, reasonable in structure, good in limiting function, firm, durable, hygienic, convenient and the like.
Description
Technical field
The present invention relates to shopping cart technology, specifically a kind of Multifunctional supermarket car babychair system and its implementation.
Background technology
Along with the development of society, supermarket is seen everywhere, shopping cart brings more convenient, it is structure disclosed in such as Chinese patent Authorization Notice No. CN201520320U and Chinese patent Authorization Notice No. CN100420599C that the structural property of known shopping cart mainly contains following two kinds: one, be made up of the vehicle frame and framework of being furnished with roller, framework is fixed on vehicle frame.The framework of this structure is formed by the mesh sheet of lattice-shaped, the mesh sheet of lattice-shaped comprises spacer screen sheet and front, rear, left and right mesh sheet, in most of the cases, spacer screen sheet is made up of plastic flagstone, and front, rear, left and right mesh sheet uses galvanized iron wire or corrosion-resistant steel to fill the post of, and spacer screen sheet and vehicle frame are fixed, left, right, front and rear mesh sheet is connected with spacer screen sheet, wherein, left and right mesh sheet and front mesh sheet are integral structure, and namely three is welded together after manufacturing respectively; Two is fill the post of spacer screen sheet, left and right mesh sheet and front mesh sheet by plastics, and spacer screen sheet, left and right mesh sheet and front mesh sheet are mold formed separately, then implements to connect in the mode of riveted or by fastener, and underframe forms by steel pipe is repeatedly bending.
But following technical matters can be there is in structure of the prior art:
1, when user carries with the treasure such as bag, can only be hung on hand barrow hanging hook or be put into unlimited basketry, easily stolen when user does not note;
2, when babychair not being sat baby, baby's seat board can pollute because user places small article, jeopardizes infant hygiene safety when causing re-using.
3, limit function does not exist;
4, whole mechanism secures degree is inadequate;
5, functional poor.
Summary of the invention
The object of the invention is to overcome the deficiency that above prior art exists, provide that a kind of structure is simple, low cost, safety is good, rational in infrastructure, limit function is good, sturdy and durable and the Multifunctional supermarket car babychair system of hygienic and convenient.
Another object of the present invention is the implementation method providing a kind of Multifunctional supermarket car babychair system.
In order to achieve the above object, the present invention by the following technical solutions: a kind of Multifunctional supermarket car babychair system, comprises handrail net, and handrail net sets gradually the first cross bar, the second cross bar, the 3rd cross bar and the 4th cross bar from top to bottom; 4th cross bar is connected with backrest sieve bottom by lower link, base plate is through backrest sieve bottom, base plate leading section is socketed in the 3rd cross bar, base plate rear end portion is overlapped on backrest sieve bottom, bracing frame one end is connected with the second cross bar, bracing frame two bottom sides is connected with backrest net by upper connecting rod, and shelf is arranged on bracing frame, and can stir around the end of bracing frame; Babychair sleeve-board is connected on the second cross bar.
Support frame as described above comprises support frame-saw, support frame-saw one end and be evenly provided with several junction buttons, support the frame-saw other end and be evenly provided with several salients, support both sides in frame-saw and be respectively equipped with installation horizontal stripe, the midway location installed between horizontal stripe and support frame-saw is provided with pipe link, and pipe link is connected with upper connecting rod one end.
Shatter-resistant column is provided with between described first cross bar and the second cross bar.
Described shelf and baby's seat board are respectively equipped with more than two pieces.
Described backrest net comprises backrest net body, and backrest net body is respectively equipped with the 5th cross bar, support rail, the 6th cross bar, the 7th cross bar and the 8th cross bar from top to bottom; Salient and support rail overlap, and upper connecting rod one end is connected with the 6th cross bar, are hollow structure between the 7th cross bar and the 8th cross bar, and base plate is through hollow structure.
Both sides, described base plate rear end portion are provided with positive stop hook, and the width in base plate rear end portion is greater than the width of hollow structure; Base plate both sides are also provided with limited post.
Described baby's seat board comprises baby's seat board body, and baby's seat board body one end is provided with circular arc installation portion, and circular arc installation portion and the second cross bar are socketed, and baby's seat board body other end outwards turns down, and is provided with notch part in centre.
Described lower link and the 8th cross bar junction, lower link outside weldings has stop part, and stop part and lower link angulation are 15 ~ 30 °.
The implementation method of above-mentioned Multifunctional supermarket car babychair system, comprises the following steps:
(1) when, drawing in:
1), with hand, backrest net is drawn close toward handrail net direction;
2), lower link rotates around the 8th cross bar with backrest net, and what base plate departed from that the 7th cross bar and the 8th cross bar form simultaneously encloses frame, and base plate rotates under gravity;
3), backrest net the 6th cross bar promotes upper connecting rod and bracing frame up moves, and because bracing frame rotates around the second cross bar, upper connecting rod also rotates around pipe link simultaneously, forms a fold mechanism;
4), baby's seat board and shelf automatically up can rotate under the effect of bracing frame;
5) step 1) ~ 4) be and be synchronized with the movement, when backrest net and handrail net develop, whole system has been drawn in;
(2) when, launching:
1), under gravity, backrest net can drive lower link and upper connecting rod outward movment; When the positive stop hook hook jail of enclosing on frame and base plate that the 7th cross bar and the 8th cross bar are formed, the left and right limited post simultaneously on base plate also can be spacing to the vertical pole that backrest is online, and restriction lower link continues outward movment;
2), the 6th cross bar of backrest net can drive connecting rod and bracing frame down to rotate, until the center of the center of the 6th cross bar, the center of pipe link and the second cross bar in the same horizontal line;
3), salient and support rail overlap;
4), with hand, shelf and baby's seat board are turned down; Whole system has been launched.
When needs accommodating small article, open one piece of baby's seat board; When large piece article placed by needs, open more than two pieces baby's seat boards.
The present invention, relative to prior art, has following advantage and effect:
1, the present invention includes handrail net, handrail net sets gradually the first cross bar, the second cross bar, the 3rd cross bar and the 4th cross bar from top to bottom; 4th cross bar is connected with backrest sieve bottom by lower link, base plate is through backrest sieve bottom, base plate leading section is socketed in the 3rd cross bar, base plate rear end portion is overlapped on backrest sieve bottom, bracing frame one end is connected with the second cross bar, bracing frame two bottom sides is connected with backrest net by upper connecting rod, and shelf is arranged on bracing frame, and can stir around the end of bracing frame; Babychair sleeve-board is connected on the second cross bar, has that structure is simple, low cost, safety is good, rational in infrastructure, limit function is good, sturdy and durable and the feature such as hygienic and convenient.
2, the bracing frame in the present invention comprises support frame-saw, support frame-saw one end and be evenly provided with several junction buttons, support the frame-saw other end and be evenly provided with several salients, support both sides in frame-saw and be respectively equipped with installation horizontal stripe, the midway location installed between horizontal stripe and support frame-saw is provided with pipe link, and pipe link is connected with upper connecting rod one end, energy linkage from top to bottom, structure is ingenious, and safety is high.
3, be provided with shatter-resistant column between the first cross bar in the present invention and the second cross bar, can strengthen fastness on the one hand, on the other hand, when baby sits, both feet fork, prevents from falling out.
4, the backrest net in the present invention comprises backrest net body, and backrest net body is respectively equipped with the 5th cross bar, support rail, the 6th cross bar, the 7th cross bar and the 8th cross bar from top to bottom; Salient and support rail overlap, upper connecting rod one end is connected with the 6th cross bar, be hollow structure between 7th cross bar and the 8th cross bar, base plate is through hollow structure, such structure design object is to shrink, safety performance is improved, and can save space resources on the other hand, is also convenient to maintenance.
4, the both sides, the base plate rear end portion that states in the present invention are provided with positive stop hook, and the width in base plate rear end portion is greater than the width of hollow structure; Base plate both sides are also provided with limited post, make base plate cannot skid off backrest net, can play bidirectionally limited in addition, and stability strengthens.
5, the baby's seat board in the present invention comprises baby's seat board body, and baby's seat board body one end is provided with circular arc installation portion, and circular arc installation portion and the second cross bar are socketed, baby's seat board body other end outwards turns down, and be provided with notch part in centre, convenient and healthy, and easy to use.Shelf and baby's seat board are respectively equipped with more than two pieces, and design goal is to adjust according to actual needs, and as sat people, while put thing, or people is all sat in both sides.
6, the lower link in the present invention and the 8th cross bar junction, lower link outside weldings has stop part, and design goal is to prevent from lower link and lean against when net is exerted oneself excessive departing from, and structure is ingenious, and effect is greatly, sturdy and durable.
7, the present invention can be installed on common supermarket trolleys, and the present invention can launch, draw in, easy to use.
8, the present invention is by digging baby's seat board, can on shelf accommodating small article, and protection place the unlikely hole of stretching one's legs from handrail net of small articles skid off, the small articles simultaneously placed also can protect baby's seat board not contaminated.
9, in super market trolley basketry, formed on one by basketry both sides, handrail net, backrest net, bracing frame, shelf, baby's seat and base plate and have lid, the lower enclosure space putting bag with the end, take out the bag left in this space and must successively raise baby's seat and shelf, can be restricted other people and steal easily.
Accompanying drawing explanation
Fig. 1 is the mounting structure schematic diagram of a kind of Multifunctional supermarket car babychair system;
Structural representation when Fig. 2 is the car babychair system expansion of a kind of Multifunctional supermarket;
Structural representation when Fig. 3 is the car babychair system gathering of a kind of Multifunctional supermarket;
Fig. 4 is the connection structure schematic diagram at the second cross bar place in the present invention;
Fig. 5 is the connection structure schematic diagram at lower link place in the present invention;
Fig. 6 is the structural representation of baby's seat board in the present invention;
Fig. 7 is the structural representation at bracing frame place in the present invention.
Number in the figure and title as follows:
| 1 | Handrail net | 2 | First cross bar |
| 3 | Second cross bar | 4 | 3rd cross bar |
| 5 | 4th cross bar | 6 | Backrest net |
| 7 | Base plate | 8 | Bracing frame |
| 9 | Upper connecting rod | 10 | Lower link |
| 11 | Shelf | 12 | Baby's seat board |
| 13 | Support frame-saw | 14 | Junction button |
| 15 | Salient | 16 | Horizontal stripe is installed |
| 17 | Pipe link | 18 | Shatter-resistant column |
| 19 | 5th cross bar | 20 | Support rail |
| 21 | 6th cross bar | 22 | 7th cross bar |
| 23 | 8th cross bar | 24 | Positive stop hook |
| 25 | Baby's seat board body | 26 | Circular arc installation portion |
| 27 | Stop part |
Detailed description of the invention
For ease of it will be appreciated by those skilled in the art that the present invention is described in further detail below in conjunction with drawings and Examples.
Embodiment 1:
As shown in Fig. 1 ~ 7, a kind of Multifunctional supermarket car babychair system, comprises handrail net 1, and handrail net 1 sets gradually the first cross bar 2, second cross bar 3, the 3rd cross bar 4 and the 4th cross bar 5 from top to bottom; 4th cross bar 5 is connected with bottom backrest net 6 by lower link 10, base plate 7 is through bottom backrest net 6, base plate 7 leading section is socketed in the 3rd cross bar 4, base plate 7 rearward end is overlapped on bottom backrest net 6, bracing frame 8 one end is connected with the second cross bar 3, bracing frame 8 two bottom sides is connected with backrest net 6 by upper connecting rod 9, and shelf 11 is arranged on bracing frame 8, and can stir around the end of bracing frame 8; Baby's seat board 12 is socketed on the second cross bar 3.
Shatter-resistant column 18 is provided with between the first cross bar 2 in the present embodiment and the second cross bar 3; Shelf 11 and baby's seat board 12 are respectively equipped with two pieces.
As shown in Figure 7, bracing frame 8 in the present embodiment comprises support frame-saw 13, support frame-saw 13 one end and be evenly provided with three junction buttons 14, support frame-saw 13 other end and be evenly provided with three salients 15, support both sides in frame-saw 13 and be respectively equipped with installation horizontal stripe 16, the midway location installed between horizontal stripe 16 and support frame-saw 13 is provided with pipe link 17, and pipe link 17 is connected with upper connecting rod 10 one end.
Backrest net 6 in the present embodiment comprises backrest net body, and backrest net body is respectively equipped with the 5th cross bar 19, support rail 20, the 6th cross bar 21, the 7th cross bar 22 and the 8th cross bar 23 from top to bottom; Salient 15 and support rail 20 overlap, and upper connecting rod 9 one end is connected with the 6th cross bar 21, is hollow structure between the 7th cross bar 22 and the 8th cross bar 23, and base plate 7 is through hollow structure; Base plate 7 rearward end both sides are provided with positive stop hook 24, and the width of base plate 7 rearward end is greater than the width of hollow structure; Base plate 7 both sides are also provided with limited post (not illustrating); Lower link 10 and the 8th cross bar 23 junction, lower link 10 outside weldings has stop part 27, stop part 27 and lower link 10 angulation are 15 °, this angle proves through experiment, result of use can be ensured by actv. on the one hand, on the other hand, to the effect that can have enhancing service life of whole system.
As shown in Figure 6, baby's seat board 12 in the present embodiment comprises baby's seat board body 25, and baby's seat board body 25 one end is provided with circular arc installation portion 26, and circular arc installation portion 26 and the second cross bar 3 are socketed, baby's seat board body 25 other end outwards turns down, and is provided with notch part in centre.
The implementation method of above-mentioned Multifunctional supermarket car babychair system, comprises the following steps:
(1) when, drawing in:
1), with hand, backrest net 6 is drawn close toward handrail net 1 direction;
2), lower link 10 rotates around the 8th cross bar 23 with backrest net 6, and base plate 7 departs from the railing that the 7th cross bar 22 and the 8th cross bar 23 are formed simultaneously, and base plate 7 rotates under gravity;
3), the 6th cross bar 21 of backrest net 6 promotes upper connecting rod 9 and bracing frame 8 up moves, and because bracing frame 8 rotates around the second cross bar 3, upper connecting rod 9 also rotates around pipe link 17 simultaneously, forms a fold mechanism;
4), baby's seat board 12 automatically up can rotate with shelf 11 under the effect of bracing frame 8;
5) step 1) ~ 4) be and be synchronized with the movement, when backrest net 6 develops with handrail net 1, whole system has been drawn in;
(2) when, launching:
1), under gravity, backrest net 6 can drive lower link 10 and upper connecting rod 9 outward movment; The railing formed when the 7th cross bar 22 and the 8th cross bar 23 and the positive stop hook 24 hook jail on base plate 7, the left and right limited post simultaneously on base plate 7 also can be spacing to the vertical pole on backrest net 6, limits lower link 10 and continue outward movment;
2), the 6th cross bar 21 of backrest net 6 can drive connecting rod 9 and bracing frame 8 down to rotate, until the center of the center of the 6th cross bar 21, the center of pipe link 17 and the second cross bar 3 in the same horizontal line;
3), salient 15 and support rail 20 overlap;
4), with hand, shelf 11 and baby's seat board 12 are turned down; Whole system has been launched.
When needs accommodating small article, open one piece of baby's seat board 12; When large piece article placed by needs, open two pieces of baby's seat boards 12.
Structure in the present embodiment, can be installed on common supermarket trolleys, the present invention can launch, draw in, easy to use.By digging baby's seat board 12, can on shelf 11 accommodating small article, and protection place the unlikely hole of stretching one's legs from handrail net of small articles skid off, the small articles simultaneously placed also can protect baby's seat board not contaminated.In super market trolley basketry, formed on one by basketry both sides, handrail net 1, backrest net 6, bracing frame 8, shelf 11, baby's seat board 12 and base plate 7 and have lid, the lower enclosure space putting bag with the end, take out the bag left in this space and successively must raise baby's seat board 12 and shelf 11, can be restricted other people and steal easily.
Linkage from top to bottom structure in the present embodiment, position limiting structure is all pioneering, sturdy and durable, and structure is simple, and market popularization value is high.
Embodiment 2:
The present embodiment difference from Example 1 is: the stop part 27 in the present embodiment is 30 ° with lower link 10 angulation.
Above-mentioned detailed description of the invention is the preferred embodiments of the present invention, can not limit the present invention, and any of other does not deviate from technical scheme of the present invention and the substitute mode of the change made or other equivalence, is included within protection scope of the present invention.
Claims (10)
1. a Multifunctional supermarket car babychair system, is characterized in that: comprise handrail net, and handrail net sets gradually the first cross bar, the second cross bar, the 3rd cross bar and the 4th cross bar from top to bottom; 4th cross bar is connected with backrest sieve bottom by lower link, base plate is through backrest sieve bottom, base plate leading section is socketed in the 3rd cross bar, base plate rear end portion is overlapped on backrest sieve bottom, bracing frame one end is connected with the second cross bar, bracing frame two bottom sides is connected with backrest net by upper connecting rod, and shelf is arranged on bracing frame, and can stir around the end of bracing frame; Babychair sleeve-board is connected on the second cross bar.
2. Multifunctional supermarket according to claim 1 car babychair system, it is characterized in that: support frame as described above comprises support frame-saw, support frame-saw one end and be evenly provided with several junction buttons, support the frame-saw other end and be evenly provided with several salients, support both sides in frame-saw and be respectively equipped with installation horizontal stripe, the midway location installed between horizontal stripe and support frame-saw is provided with pipe link, and pipe link is connected with upper connecting rod one end.
3. Multifunctional supermarket according to claim 1 car babychair system, is characterized in that: be provided with shatter-resistant column between described first cross bar and the second cross bar.
4. Multifunctional supermarket according to claim 1 car babychair system, is characterized in that: described shelf and baby's seat board are respectively equipped with more than two pieces.
5. Multifunctional supermarket according to claim 2 car babychair system, is characterized in that: described backrest net comprises backrest net body, and backrest net body is respectively equipped with the 5th cross bar, support rail, the 6th cross bar, the 7th cross bar and the 8th cross bar from top to bottom; Salient and support rail overlap, and upper connecting rod one end is connected with the 6th cross bar, are hollow structure between the 7th cross bar and the 8th cross bar, and base plate is through hollow structure.
6. Multifunctional supermarket according to claim 5 car babychair system, is characterized in that: both sides, described base plate rear end portion are provided with positive stop hook, and the width in base plate rear end portion is greater than the width of hollow structure; Base plate both sides are also provided with limited post.
7. Multifunctional supermarket according to claim 1 car babychair system, it is characterized in that: described baby's seat board comprises baby's seat board body, baby's seat board body one end is provided with circular arc installation portion, circular arc installation portion and the second cross bar are socketed, baby's seat board body other end outwards turns down, and is provided with notch part in centre.
8. Multifunctional supermarket according to claim 5 car babychair system, is characterized in that: described lower link and the 8th cross bar junction, lower link outside weldings has stop part.
9. the implementation method of the Multifunctional supermarket car babychair system according to any one of claim 1 ~ 8, is characterized in that, comprise the following steps:
(1) when, drawing in:
1), with hand, backrest net is drawn close toward handrail net direction;
2), lower link rotates around the 8th cross bar with backrest net, and what base plate departed from that the 7th cross bar and the 8th cross bar form simultaneously encloses frame, and base plate rotates under gravity;
3), backrest net the 6th cross bar promotes upper connecting rod and bracing frame up moves, and because bracing frame rotates around the second cross bar, upper connecting rod also rotates around pipe link simultaneously, forms a fold mechanism;
4), baby's seat board and shelf automatically up can rotate under the effect of bracing frame;
5) step 1) ~ 4) be and be synchronized with the movement, when backrest net and handrail net develop, whole system has been drawn in;
(2) when, launching:
1), under gravity, backrest net can drive lower link and upper connecting rod outward movment; When the positive stop hook hook jail of enclosing on frame and base plate that the 7th cross bar and the 8th cross bar are formed, the left and right limited post simultaneously on base plate also can be spacing to the vertical pole that backrest is online, and restriction lower link continues outward movment;
2), the 6th cross bar of backrest net can drive connecting rod and bracing frame down to rotate, until the center of the center of the 6th cross bar, the center of pipe link and the second cross bar in the same horizontal line;
3), salient and support rail overlap;
4), with hand, shelf and baby's seat board are turned down; Whole system has been launched.
10. the implementation method of Multifunctional supermarket according to claim 9 car babychair system, is characterized in that: when needs accommodating small article, open one piece of baby's seat board; When large piece article placed by needs, open more than two pieces baby's seat boards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510224747.XA CN104802841B (en) | 2015-05-05 | 2015-05-05 | A kind of Multifunctional supermarket car baby's base system and its implementation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510224747.XA CN104802841B (en) | 2015-05-05 | 2015-05-05 | A kind of Multifunctional supermarket car baby's base system and its implementation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104802841A true CN104802841A (en) | 2015-07-29 |
| CN104802841B CN104802841B (en) | 2017-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510224747.XA Active CN104802841B (en) | 2015-05-05 | 2015-05-05 | A kind of Multifunctional supermarket car baby's base system and its implementation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105083354A (en) * | 2015-09-07 | 2015-11-25 | 张俊 | Self-help shopping system, shopping cart and self-help shopping method |
| CN111032477A (en) * | 2017-08-29 | 2020-04-17 | 马丁·埃伯莱因 | Shopping cart stackable with like carts |
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| US5702114A (en) * | 1995-12-20 | 1997-12-30 | Downing Investment, L.L.C. | Shopping cart having an integrated dual child seat |
| CN201506375U (en) * | 2009-09-17 | 2010-06-16 | 上海茸新五金制品厂 | Barrow and front baffle plate |
| CN201520321U (en) * | 2009-11-02 | 2010-07-07 | 蒋忠明 | Novel supermarket shopping trolley baby seat board |
| KR101289571B1 (en) * | 2011-07-26 | 2013-07-24 | 정용식 | A shopping cart |
| CN204641844U (en) * | 2015-05-05 | 2015-09-16 | 东阳市凯捷高尔夫有限公司 | A kind of Multifunctional supermarket car babychair system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5348323A (en) * | 1993-03-18 | 1994-09-20 | Cari-All Inc. | Infant seat plate for shopping cart |
| US5702114A (en) * | 1995-12-20 | 1997-12-30 | Downing Investment, L.L.C. | Shopping cart having an integrated dual child seat |
| CN201506375U (en) * | 2009-09-17 | 2010-06-16 | 上海茸新五金制品厂 | Barrow and front baffle plate |
| CN201520321U (en) * | 2009-11-02 | 2010-07-07 | 蒋忠明 | Novel supermarket shopping trolley baby seat board |
| KR101289571B1 (en) * | 2011-07-26 | 2013-07-24 | 정용식 | A shopping cart |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105083354A (en) * | 2015-09-07 | 2015-11-25 | 张俊 | Self-help shopping system, shopping cart and self-help shopping method |
| CN111032477A (en) * | 2017-08-29 | 2020-04-17 | 马丁·埃伯莱因 | Shopping cart stackable with like carts |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104802841B (en) | 2017-03-08 |
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