|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||280/047.27; 280/047.131; 280/047.18; 280/646; 280/652|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 20 인용 특허 : 13|
The hand truck or dolly of the present invention is capable of multi-directional movement and provides an operator with complete control of movement and directional choice for the hand truck without having to remove his hands from a handgrip location to achieve mechanical adjustments of the wheels. Rather, an operator may adjust a wheel index position on-the-fly by means of a trigger assembly to rotate a wheel assembly about a vertical axis of rotation within a range of motion of approximately 100 degrees. The two, independent wheel assemblies of the han...
What is claimed is: 1. A hand truck comprising a backing frame, wherein said backing frame is an inverted u-shape with a backing frame hand grip area that has ninety degree radial bends on each side to communicate with equal length, parallel, longitudinal left and right sides of said backing frame, further wherein said backing frame further comprises load supports for stabilization of said backing frame; a toe plate for supporting loads to be transported and which communicates with said backing frame, wherein said toe plate is z-shaped in cross-section ...