Upon rotation of the first member as a driving member, the second member is driven through {HEAD ~ the frictional contact} of {TAIL ~ the third member} with the inner wall and the arms of the at least one third member acting on the recess defining walls 
of
Upon rotation of the first member as a driving member , the second member is driven through { HEAD ~ the frictional contact } of { TAIL ~ the third member } with the inner wall and the arms of the at least one third member acting on the recess defining walls
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD 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