US PATENT SUBCLASS 303 / 66
.~ Control pipe

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

*  DD  CHARGING {7}
66.~ Control pipe {1}
67  DF  .~.~> Preventers

DEFINITION

Classification: 303/66

Means for charging the brake-pipe with fluid.

(1) Note. These devices are usually directed to reinforcing the pipe-pressure at one or more places along the line for the purpose of accelerating release of the motor.