US PATENT SUBCLASS 91 / 284
.~.~ Independent means to adjust distributor motor supply or exhaust passage

Current as of: June, 1999
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91 /   HD   MOTORS: EXPANSIBLE CHAMBER TYPE

218  DF  CYCLICALLY OPERABLE {34}
281  DF  .~ Working member controlled motive fluid for distributor motor {12}
284.~.~ Independent means to adjust distributor motor supply or exhaust passage {1}
285  DF  .~.~.~> Separately adjusts one chamber of double-acting distributor motor

DEFINITION

Classification: 91/284

(under subclass 281) Apparatus in which a manually operable means is provided to selectively vary the flow carrying capacity of a passage which supplies fluid to or exhausts fluid from a fluid operated distributor motor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

225, for a cyclically operable motor having a distributor in the piston, and in which the piston traverses a pilot port to control distributor motor motive fluid.

263, for a cyclically operable motor having timing control by relative adjustment of plural movable fluid control elements in which cutoff is adjustable relative to admission, and involving adjustable fluid control for fluid actuated inlet valve.