WHEEL ASSEMBLY FOR HANDCART

摘要

A handcart includes a main body, a number of wheels, a linkage apparatus, and a supporting apparatus. The main body includes a bottom wall. The wheels are installed on the bottom wall. The supporting apparatus includes a supporting pole slidably installed in a middle of the bottom wall, a bracket, and a number of universal wheels installed on a bottom of the bracket. The supporting pole is connected between the linkage apparatus and a top of the bracket. A bottom end of the supporting pole exposes out of the bottom wall of the main body, and the bracket is mounted on the bottom end of the supporting pole. The linkage apparatus moves the supporting pole to slide out of the main body, such that the main body is supported by the universal wheels of the supporting apparatus, and the wheels are suspended.

主权项

1. A handcart, comprising:
a main body comprising a bottom wall; a plurality of wheels installed on an outer surface of the bottom wall of the main body; a linkage apparatus; and a supporting apparatus comprising a supporting pole slidably installed to an inner surface of the bottom wall of the main body, a bracket, and a plurality of universal wheels installed to a bottom of the bracket; wherein the supporting pole is connected between the linkage apparatus and a top of the bracket, a bottom end of the supporting pole exposes out of the bottom wall of the main body, the bracket is mounted to the bottom end of the supporting pole, the linkage apparatus is operable of moving the supporting pole to slide down such that the main body is supported by the universal wheels, and the wheels are suspended.