Patent ID: 7055835
Filing Date: 2006-06-06
Classification: A61G,Y10T

Abstract:
1. A suspension structure for a front wheel assembly of a wheelchair comprising: a frame provided with a mounting bracket at both sides thereof respectively, in each mounting bracket defined with a pair of holes and in a bottom of the mounting bracket formed a slot; a pair of front wheel assemblies, each of which includes a jockey wheel disposed at a first end of a strut by virtue of a pedestal, at both sides of a second end of the strut defined with a hole respectively, at another two sides of the second end of the strut defined with a locating hole and a slot respectively, the holes in the struts are aligned to the holes in the mounting brackets, the slot and the locating hole in the struts are aligned to the slot in the mounting bracket; a pair of positioning bolts serving to insert in the locating hole and the slot of the corresponding front wheel assembly as well as the slot in the corresponding mounting bracket of the frame, each of which has two ends, whereby to limit the upward rotation of the strut of the front wheel assemblies with respect to the mounting bracket of the frame.