{HEAD ~ The pivot shaft pivots} between a position where a workpiece is gripped by {TAIL ~ gripper arms} to a pivotal discharge position where the workpiece is released by the gripper arms 
{ HEAD ~ The pivot shaft pivots } between a position where a workpiece is gripped by { TAIL ~ gripper arms } to a pivotal discharge position where the workpiece is released by the gripper arms
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH