The hoseless actuator 1 wherein the stem is hollow and has a passageway extending therethrough and into {HEAD ~ fluid communication} with {TAIL ~ the pressurizable cavity} 
with
The hoseless actuator 1 wherein the stem is hollow and has a passageway extending therethrough and into { HEAD ~ fluid communication } with { TAIL ~ the pressurizable cavity }
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 TAIL TAIL