{HEAD ~ An object} of the present invention is provide {TAIL ~ a detachable transmission mechanism} for a wheel chair, which includes a control unit, two support frames, a suspension frame and a driving device 
is provide
{ HEAD ~ An object } of the present invention is provide { TAIL ~ a detachable transmission mechanism } for a wheel chair , which includes a control unit , two support frames , a suspension frame and a driving device
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH