US PATENT SUBCLASS 91 / 10
.~.~ With condition responsive change-over valve

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

6  DF  FLUID SUPPLY THROUGH DIVERSE PATHS TO SINGLE EXPANSIBLE CHAMBER {12}
8  DF  .~ Semi-compound type {2}
10.~.~ With condition responsive change-over valve

DEFINITION

Classification: 91/10

(under subclass 8) Apparatus having a valve means for changing the motor to or from the semicompound type, the valve means responding to some condition of operation of the motor or the motive fluid.

SEE OR SEARCH THIS CLASS, SUBCLASS:

28, for an expansible chamber motor in which a second fluid flow path to the motor is opened in response to a pressure or flow condition of the motor.