91 / | HD | MOTORS: EXPANSIBLE CHAMBER TYPE |
41 | WITH CORRELATED CONTROL OF MOTIVE FLUID AND LOCKING MEANS {4} | |
42 | DF | .~> By electrical control means |
43 | DF | .~> Working member position control of motive fluid and locking means |
44 | DF | .~> Sequential operation of locking means and motive fluid control |
45 | DF | .~> Common or interconnected valve means control motive fluid and fluid for locking means |