US PATENT SUBCLASS 91 / 340
.~.~ Distributor reversed by rotated part

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

218  DF  CYCLICALLY OPERABLE {34}
339  DF  .~ Oscillating working member {1}
340.~.~ Distributor reversed by rotated part

DEFINITION

Classification: 91/340

(under subclass 339) Apparatus having a part continuously rotated in a single direction by a working member and a distributor actuated by said part to control the flow of motive fluid for said working member.