IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0959078
(2013-08-05)
|
등록번호 |
US-8973940
(2015-03-10)
|
발명자
/ 주소 |
- Chen, Zhaosheng
- Chen, Yishun
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
12 인용 특허 :
1 |
초록
▼
The present invention is a wagon that can be folded along a middle plane that bisects the wagon between a front and rear portion. The folding wagon comprises of wheels, a folding frame, a support structure, a front panel a handle connected to the frame, wheels, and a bag hanger that are detailed her
The present invention is a wagon that can be folded along a middle plane that bisects the wagon between a front and rear portion. The folding wagon comprises of wheels, a folding frame, a support structure, a front panel a handle connected to the frame, wheels, and a bag hanger that are detailed herein. The folding frame includes a top rail formed of a top rail front portion and a top rail rear portion, a middle rail formed of a middle rail front portion and a middle rail rear portion, a bottom rail formed of a bottom rail front portion and a bottom rail rear portion. The top rail, the middle rail, and the bottom rail are connected by a hinge means. The top rail front portion is mounted to the top rail rear portion.
대표청구항
▼
1. A folding wagon comprising: a. wheels;b. a folding frame that includes: a top rail formed of a top rail front portion and a top rail rear portion; a middle rail formed of a middle rail front portion and a middle rail rear portion; a bottom rail formed of a bottom rail front portion and a bottom r
1. A folding wagon comprising: a. wheels;b. a folding frame that includes: a top rail formed of a top rail front portion and a top rail rear portion; a middle rail formed of a middle rail front portion and a middle rail rear portion; a bottom rail formed of a bottom rail front portion and a bottom rail rear portion; wherein the top rail front portion is mounted to the top rail rear portion, wherein the top rail rear portion is mounted to the rear of the top rail front portion, wherein a middle rail front portion is mounted below the top rail front portion, wherein the middle rail rear portion is mounted below the top rail rear portion, wherein the bottom rail front portion is mounted below the middle rail front portion, and wherein the bottom rail rear portion is mounted below the middle rail rear portion; wherein the top rail front portion, the top rail rear portion, middle rail front portion, the middle rail rear portion, the bottom rail front portion, and the bottom rail rear portion are within 20° of being horizontally oriented;wherein a rear frame is connected to the top rail at a rear frame upper joint, wherein a front frame is connected to the top rail at a front frame upper joint, wherein the rear frame is connected to a first middle rail at a rear frame first intermediate joint, wherein the front frame is connected to the first middle rail at a front frame first intermediate joint, wherein the rear frame is connected to a second middle rail at a rear frame intermediate joint, wherein the front frame is connected to the second middle rail at a front frame second intermediate joint, wherein the rear frame is connected to the bottom rail at a rear frame bottom joint, wherein the front frame is connected to the bottom rail at a front frame bottom joint;c. a support structure for the folding frame including a front support, a middle support, and a rear support, wherein the front support is connected to a support hinge, wherein the rear support is also connected to the support hinge, wherein the support hinge has a front support hinge for connecting the support hinge to the front support, wherein the support hinge has a rear support hinge for connecting the support hinge to the rear support, wherein the front support is angled forward from the support hinge, wherein the rear support is angled backward from the support hinge, wherein the middle support connects to the support hinge at an engagable connection that is configured to be engaged during and engaged state and disengaged during a disengaged state; wherein the middle support is pivotally connected to the top rail, the middle rail and the bottom rail;d. a front panel connected to the bottom rail front portion, and a rear panel connected to the bottom rail rear portion; wherein the wagon has a deployed position and a folded position; ande. a bag base extending from the bottom rail, wherein the bag base supports a bottom of a carry bag when the wagon is in the deployed position, wherein the bag base folds down to provide a leg stand when the wagon is in the folded position. 2. The folding wagon of claim 1, further including a handle, wherein the handle is connected to the frame. 3. The folding wagon of claim 1, wherein the engageable connection is formed as a support latch, and further including a support latch hinge upon which the support latch is pivotally mounted, and further including a spring that is installed to bias the support latch into a latched position. 4. The folding wagon of claim 1, further including a bag hanger formed on a rear portion of the top rail, wherein the bag hanger is formed as a loop, and further including a bag base formed on a rear portion of the bottom rail. 5. The folding wagon of claim 1, wherein the front panel and the rear panel are formed of a wire grid construction that is rectangular in shape, and welded to the bottom rail. 6. The folding wagon of claim 1, wherein the front support has a front support upper end connected to the top rail at a front support top joint, wherein the rear support has a rear support upper end connected to the top rail at a rear support top joint. 7. The folding wagon of claim 1, wherein the top rail is formed as a pair of bended tubular metal members in a U shape, wherein the middle rail is formed as a pair of bended tubular metal members in a U shape, wherein the bottom rail is formed as a pair of bended tubular metal members in a U shape. 8. The folding wagon of claim 1, wherein the front wheels are steerable, but the rear wheels are fixed. 9. The folding wagon of claim 1, wherein the engageable connection is formed as a support latch, wherein the support latch has a disengaged position that disengages from a lower end of the middle support from the support hinge, when the support latch is in the disengaged position. 10. The folding wagon of claim 1, wherein the top rail, the middle rail, and the bottom rail are connected by a hinge means. 11. The folding wagon of claim 10, further including a handle, wherein the handle is connected to the frame. 12. The folding wagon of claim 10, wherein the engageable connection is formed as a support latch, and further including a support latch hinge upon which the support latch is pivotally mounted, and further including a spring that is installed to bias the support latch into a latched position. 13. The folding wagon of claim 10, further including a bag hanger formed on a rear portion of the top rail, wherein the bag hanger is formed as a loop, and further including a bag base formed on a rear portion of the bottom rail. 14. The folding wagon of claim 10, wherein the front panel and the rear panel are formed of a wire grid construction that is rectangular in shape, and welded to the bottom rail. 15. The folding wagon of claim 10, wherein the front support has a front support upper end connected to the top rail at a front support top joint, wherein the rear support has a rear support upper end connected to the top rail at a rear support top joint. 16. The folding wagon of claim 10, wherein the top rail is formed as a pair of bended tubular metal members in a U shape, wherein the middle rail is formed as a pair of bended tubular metal members in a U shape, wherein the bottom rail is formed as a pair of bended tubular metal members in a U shape. 17. The folding wagon of claim 10, wherein the front wheels are steerable, but the rear wheels are fixed. 18. The folding wagon of claim 10, wherein the engageable connection is formed as a support latch, wherein the support latch has a disengaged position that disengages from a lower end of the middle support from the support hinge, when the support latch is in the disengaged position.
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