US PATENT SUBCLASS 254 / 367
.~.~.~ Fluid operated actuator shifts component

Current as of: June, 1999
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254 /   HD   IMPLEMENTS OR APPARATUS FOR APPLYING PUSHING OR PULLING FORCE

264  DF  APPARATUS FOR HAULING OR HOISTING LOAD, INCLUDING DRIVEN DEVICE WHICH CONTACTS AND PULLS ON CABLE {4}
266  DF  .~ Device includes rotatably driven, cable contacting drum {34}
365  DF  .~.~ Drive includes clutch mechanism having coaxial, rotatable, relatively shiftable axially, power transmitting components {3}
367.~.~.~ Fluid operated actuator shifts component

DEFINITION

Classification: 254/367

Fluid operated actuator shifts component:

(under subclass 365) Apparatus in which the rotatable components are shifted into and out of engagement by means operated in response to the application of pressurized fluid.