CPC A61G 5/10 (2013.01) [A61G 5/04 (2013.01); A61G 5/042 (2013.01); A61G 5/043 (2013.01); A61G 5/06 (2013.01); A61G 5/1078 (2016.11); A61G 5/1089 (2016.11); B60G 2300/24 (2013.01); Y10S 180/907 (2013.01)] | 20 Claims |
1. A wheelchair comprising:
a frame;
a seat supported by the frame;
at least one front anti-tip wheel coupled to the frame;
first and second drive assemblies each comprising a motor and a drive wheel that is driven by the motor;
a suspension mounting each of the drive assemblies to the frame, the suspension comprising a substantially vertical track and follower assembly having at least one track disposed on the frame and at least one follower disposed on the drive assembly;
at least one rear anti-tip wheel coupled to a pivot arm, the pivot arm pivotably coupled to the frame; and
a coupling member connecting the pivot arm to the drive assembly.
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