Patent ID: 7150463
Filing Date: 2006-12-19
Classification: A61G,Y10S

Abstract:
1. A wheelchair comprising: a chair frame including a pair of lateral frame parts that extend in a first direction and that are spaced apart from each other in a second direction transverse to the first direction; a pair of suspension arms, each of which extends in the first direction and is connected pivotally to said chair frame adjacent to a respective one of said lateral frame parts such that said suspension arms are pivotable relative to said chair frame about a common pivot axis that extends in the second direction; a pair of clutches, each of which is mounted on a respective one of said suspension arms; a pair of drive wheels, each of which is coupled to a respective one of said clutches; a pair of shock absorbers, each of which is mounted between a respective one of said lateral frame parts and a respective one of said suspension arms and is capable of absorbing road shock forces; and a pair of limiting units, each of which includes