US PATENT SUBCLASS 60 / 571
.~.~ Double-acting slave unit or opposed slaves having a single output

Current as of: June, 1999
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60 /   HD   POWER PLANTS

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
533  DF  .~ Pulsator {25}
571.~.~ Double-acting slave unit or opposed slaves having a single output {1}
572  DF  .~.~.~> Having pulse fluid pressure or quantity compensating or adjusting means {1}

DEFINITION

Classification: 60/571

(under subclass 533) Apparatus including (1) a motor piston in a cylinder and a first master feeding pressure fluid to one side and a second master feeding pressure fluid to the other side of the piston, the piston moving a single device;

or (2) two separate expansible chamber slave motors driven by separate master units, the separate system being so interconnected that one expansible chamber expands and the other contracts in positioning a common device.