This gear system employs a driving gear 72 attached to the rotary portion of motor 68 and {HEAD ~ a driven gear} 74 disposed circumferentially about {TAIL ~ sleeve} 36 
disposed circumferentially about
This gear system employs a driving gear 72 attached to the rotary portion of motor 68 and { HEAD ~ a driven gear } 74 disposed circumferentially about { TAIL ~ sleeve } 36
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL OTH