US PATENT SUBCLASS 91 / 251
.~.~.~.~ With adjustable release and compression events

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

Internet Version by PATENTEC © 1999      Terms of Use


91 /   HD   MOTORS: EXPANSIBLE CHAMBER TYPE

218  DF  CYCLICALLY OPERABLE {34}
247  DF  .~ Timing control by relative adjustment of plural movable fluid control elements {3}
249  DF  .~.~ With relative adjustment of plural adjustable fluid control elements {1}
250  DF  .~.~.~ Adjustable inlet and exhaust events {1}
251.~.~.~.~ With adjustable release and compression events

DEFINITION

Classification: 91/251

(under subclass 250) Apparatus in which the adjusting means provides for adjustment of the time of occurrence of the starting and stopping of fluid flow to the motor working chamber, and the starting and stopping of fluid flow from the motor working chamber with respect to the motor working member movement cycle.