{HEAD ~ The apparatus} 1 wherein said means for pivoting said gripper means further include a swing arm pivotally supported by said pivot arm, and means for releaseably securing said swing arm to said {TAIL ~ pivot} arm for preventing relative motion there between 
{ HEAD ~ The apparatus } 1 wherein said means for pivoting said gripper means further include a swing arm pivotally supported by said pivot arm , and means for releaseably securing said swing arm to said { TAIL ~ pivot } arm for preventing relative motion there between
HEAD HEAD HEAD HEAD HEAD HEAD 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 TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH