|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||B62B-003/02 B62B-005/06 B62B-003/08|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 2 인용 특허 : 16|
The present invention involves a casual handcart, it is comprising two parts, an upper part has a support board and a handle, the handle can be divided into an upper portion and a lower portion, a lower part is a bottom frame, there are at least three wheels at the bottom frame, a pivot and a support frame makes an organic combination between a hand-pull-cart a and a hand-push-cart b, the pivot and the support frame is the main part which achieves the unique function of the handcart, this two cooperate with each other and neither is dispensable.
1. A handcart for transporting an object comprising: a bottom frame having a x and y dimension, a front, a rear, and a bottom;at least three wheels mounted on said bottom of said bottom frame, with a first wheel mounted beyond said dimension of said bottom frame;a handle pivotably connected to said bottom frame at a first location being slightly past the middle of the bottom frame towards the rear;a bearing board pivotably connected to said handle and said bottom frame at said first location having a vertical location device, wherein said vertical locati...