selector valve means connected between the fluid supply line and the force transmitting mechanism for selectively directing pressurized fluid from the fluid supply line to {HEAD ~ the force} transmitting {TAIL ~ mechanism} 
transmitting
selector valve means connected between the fluid supply line and the force transmitting mechanism for selectively directing pressurized fluid from the fluid supply line to { HEAD ~ the force } transmitting { TAIL ~ mechanism }
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 HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL