Suspension system for a wheelchair

A wheelchair comprising:

• a frame, and
• a suspension including:
• a pair of drive wheel suspension members movably attached to opposing sides of said frame;
• and
• a pair of front wheel suspension members movably attached to said frame in front of said drive wheel suspension members, each said suspension member cooperating with a resilient element to resist movement of said suspension members, each said drive wheel suspension member further including a forwardly extending portion which is adapted to engage a respective one of said front wheel suspension members in response to movement of said suspension members.

A wheelchair comprising:

• a frame;
• a pair of drive wheel suspension members each movably attached to opposing sides of said frame and each cooperating with a resilient element to resist movement of said drive wheel suspension members;
• a pair of front wheel suspension members each movably attached to said frame in front of said drive wheel suspension members and each cooperating with a resilient element to resist movement of said front wheel suspension members, wherein said suspension members are adapted to engage one another in response to movement of said suspension members relative to said frame;
• and
• a pair of rear wheel suspension members each movably attached to said wheelchair frame rearward of said drive wheel suspension members, each said rear wheel suspension members cooperating with a resilient element to resist movement of said rear wheel suspension members relative to said frame.