In addition, {HEAD ~ a holding bar} 131 is extended from {TAIL ~ the inner side} of the hub 13 to join the support frame 2 and thus allows the control unit 1 to be fixedly attached to a lateral side of the armrest on the wheel chair 
In addition , { HEAD ~ a holding bar } 131 is extended from { TAIL ~ the inner side } of the hub 13 to join the support frame 2 and thus allows the control unit 1 to be fixedly attached to a lateral side of the armrest on the wheel chair
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH