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