US PATENT SUBCLASS 91 / 287
.~.~.~ Movement of relatively movable pilot mechanically moves distributor

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}
286  DF  .~.~ Distributor or distributor motor mechanically moved cyclically to control actuating fluid for distributor motor {2}
287.~.~.~ Movement of relatively movable pilot mechanically moves distributor

DEFINITION

Classification: 91/287

(under subclass 286) Apparatus in which the movement of the distributor motor working member which is caused mechanically moves a relatively movable valve means which controls the

distributor motor supply or exhaust port.

(1) Note. The relatively movable means may comprise a distributor which also controls supply or exhaust for the output motor.