US PATENT SUBCLASS 418 / 262
.~.~.~ With pivoted interposed lever

Current as of: June, 1999
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418 /   HD   ROTARY EXPANSIBLE CHAMBER DEVICES

259  DF  POSITIVELY ACTUATED VANE {4}
260  DF  .~ Cam actuated {1}
261  DF  .~.~ In opposite directions {3}
262.~.~.~ With pivoted interposed lever

DEFINITION

Classification: 418/262

(under subclass 261) Apparatus in which the other element of the coacting elements comprises or includes a pivoted link member intermediate the first mentioned element and the vane.