US PATENT SUBCLASS 303 / 39
.~.~.~ Control pipe to chamber

Current as of: June, 1999
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303 /   HD   FLUID-PRESSURE AND ANALOGOUS BRAKE SYSTEMS

28  DF  AUTOMATIC {13}
35  DF  .~ Synchronizing {2}
37  DF  .~.~ Quick action {2}
39.~.~.~ Control pipe to chamber

DEFINITION

Classification: 303/39

Upon lowering the pressure in the control-pipe the fluid exhausts into a closed chamber.

(1) Note. The chamber may be and usually is the motor-chamber. This chamber is usually at atmospheric pressure at the beginning of the operation.