US PATENT SUBCLASS 418 / 261
.~.~ In opposite directions


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



418 /   HD   ROTARY EXPANSIBLE CHAMBER DEVICES

259  DF  POSITIVELY ACTUATED VANE {4}
260  DF  .~ Cam actuated {1}
261.~.~ In opposite directions {3}
262  DF  .~.~.~> With pivoted interposed lever
263  DF  .~.~.~> With spring or fluid bias
264  DF  .~.~.~> With roller


DEFINITION

Classification: 418/261

(under subclass 260) Apparatus in which the vane is positively moved in each direction.

(1) Note. The vane movement in the opposite direction may be performed by the cam or by other positive vane moving means.