Wheel chassis and shopping bag with detachable wheel chassis
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B62B-003/02
B62B-007/06
출원번호
US-0555201
(2009-09-08)
등록번호
US-8152178
(2012-04-10)
우선권정보
HK-07113150 (2007-11-30)
발명자
/ 주소
Sun, Wai Lun Alan
Sun, Bit Shing Victor
출원인 / 주소
Sun, Wai Lun Alan
대리인 / 주소
Rabin & Berdo, P.C.
인용정보
피인용 횟수 :
3인용 특허 :
14
초록▼
The present invention relates to a shopping bag with a detachable wheel chassis, comprising a bag body having bag handles and a receiving portion disposed on its bottom, and a two-wheel chassis detachably configured to bear and hold the bag body thereon. The chassis is made of a piece of resilient m
The present invention relates to a shopping bag with a detachable wheel chassis, comprising a bag body having bag handles and a receiving portion disposed on its bottom, and a two-wheel chassis detachably configured to bear and hold the bag body thereon. The chassis is made of a piece of resilient metal wire and has a configuration having a downwardly extended supporting portion, two oppositely and inwardly inserting portions adapted to be received in the receiving portion of the bag body, and two end portions on which the two wheels are rotatably mounted. The shopping bag of the invention is convenient to use, low in cost, simple in structure, and also finds a wide range of applications. The invention also provides a two-wheel chassis detachably configured to bear and hold an article having a relatively flat bottom and a receiving portion on the flat bottom.
대표청구항▼
1. A shopping bag with a detachable wheel chassis, comprising: a bag body having bag handles and a receiving portion disposed on a bottom thereof; anda two-wheel chassis detachably configured to bear and hold the bag body thereon, wherein the chassis is made of a piece of resilient metal wire that i
1. A shopping bag with a detachable wheel chassis, comprising: a bag body having bag handles and a receiving portion disposed on a bottom thereof; anda two-wheel chassis detachably configured to bear and hold the bag body thereon, wherein the chassis is made of a piece of resilient metal wire that is folded to form a configuration having a downwardly extended supporting portion, two oppositely and inwardly inserting portions adapted to be received in the receiving portion of the bag body, and two end portions on which the two wheels are rotatably mounted. 2. The shopping bag according to claim 1, wherein the receiving portion is an insert-receiving member fixed onto the bottom of the bag body. 3. The shopping bag according to claim 2, wherein the insert-receiving member is fixed onto the bottom of the bag body through an adhesive or in a sewing manner. 4. The shopping bag according to claim 3, wherein the insert-receiving member is fixed to shopping bags of different sizes such that the chassis of one standard size is used to carry these shopping bags of different sizes. 5. The shopping bag according to claim 1, wherein the resilient metal wire is made of steel, iron, other metal material or other metal alloy material. 6. The shopping bag according to claim 1, wherein the resilient metal wire is coated with a layer of PVC. 7. The shopping bag according to claim 1, wherein the configuration formed of the folded piece of resilient metal is substantially V-shaped,the downwardly extended supporting portion is convex,the two oppositely and inwardly inserting portions are curved, andthe two end portions on which the two wheels are rotatably mounted are downwardly and outwardly extended. 8. The shopping bag according to claim 1, wherein the configuration formed of the folded piece of resilient metal is substantially rectangular, the downwardly extended supporting portion is in a rectangular shape,the two oppositely and inwardly inserting portions are curved, andthe two end portions on which the two wheels are rotatably mounted are downwardly and inwardly extended. 9. The shopping bag according to claim 1, wherein a plastic layer is wrapped onto the supporting portion. 10. The shopping bag according to claim 9, wherein the plastic layer is made of PVC. 11. The shopping bag according to claim 1, wherein a plastic or foam tubing is sleeved on the supporting portion. 12. A shopping bag with a detachable wheel chassis, comprising: a bag body having bag handles and a receiving portion disposed on its bottom; anda two-wheel chassis detachably configured to bear and hold the bag body thereon, wherein the chassis is made of a piece of resilient metal wire and has a configuration having a downwardly extended supporting portion, two oppositely and inwardly inserting portions adapted to be received in the receiving portion of the bag body, and two end portions on which the two wheels are rotatably mounted, whereinthe receiving portion is an insert-receiving member fixed onto the bottom of the bag body, andthe receiving portion defines a receiving space between a part of the bottom of the bag body and the insert-receiving member to form an insert-receiving pocket with two open ends for receiving the inserting portions of the chassis. 13. The shopping bag according to claim 12, wherein the inserting members are shaped and sized so as to be received in the insert-receiving pocket. 14. A two-wheel chassis detachably configured to bear and hold an article having a relatively flat bottom and a receiving portion on the relatively flat bottom, wherein the chassis is made of a piece of resilient metal wire that is folded to form a configuration having a downwardly extended supporting portion, two oppositely and inwardly inserting portions adapted to be received in the receiving portion of the article, and two end portions on which the two wheels are rotatably mounted. 15. The two-wheel chassis according to claim 14, wherein the resilient metal wire is made of steel, iron, other metal material or other metal alloy material. 16. The two-wheel chassis according to claim 14, wherein the resilient metal wire is coated with a layer of PVC. 17. The two-wheel chassis according to claim 14, wherein the receiving portion is fixed to articles of different sizes such that the chassis of one standard size is used to carry these articles of different sizes. 18. The two-wheel chassis according to claim 14, wherein the configuration formed of the folded piece of resilient metal is substantially V-shaped,the downwardly extended supporting portion is convex,the two oppositely and inwardly inserting portions are curved, andthe two end portions on which the two wheels are rotatably mounted are downwardly and outwardly extended. 19. The two-wheel chassis according to claim 14, wherein the configuration formed of the folded piece of resilient metal is substantially rectangular,the downwardly extended supporting portion is in a rectangular shape,the two oppositely and inwardly inserting portions are curved, andthe two end portions on which the two wheels are rotatably mounted are downwardly and inwardly extended. 20. The two-wheel chassis according to claim 14, wherein a plastic layer is wrapped onto the supporting portion. 21. The two-wheel chassis according to claim 14, wherein a plastic or foam tubing is sleeved on the supporting portion.
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