US PATENT SUBCLASS 91 / 286
.~.~ Distributor or distributor motor mechanically moved cyclically to control actuating fluid for distributor motor

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

DEFINITION

Classification: 91/286

(under subclass 281) Apparatus in which a mechanical linkage or transmission connected to or engaged by the output motor working member moves the distributor motor working member, such movement controlling a port supplying fluid to or exhausting fluid from the distributor motor working chamber to cause an additional fluid powered movement of the distributor motor working member.