Workpiece 4 is located with its bore on pin 2 and is set in the horizontal position by surface a of wedge 3 which slides in an inclined slot in the body of the device. Wedge 3 is connected by a turning pair to the rod of piston 1 which is moved to the right by the action of fluid delivered to the left end of cylinder 6. Cylinder 6 turns about fixed axis A. When piston 1 is moved to the left by spring 5, it moves wedge 3 to the left, releasing workpiece 4.
$3875$LHP,GC$