{HEAD ~ The apparatus} 1 wherein said {TAIL ~ 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 pivot arm for preventing relative motion there between 
wherein
{ HEAD ~ The apparatus } 1 wherein said { TAIL ~ 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 pivot arm for preventing relative motion there between
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH 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 OTH OTH OTH