US PATENT SUBCLASS 188 / 266.5
.~.~.~ Of the pulsating or reciprocating type

Current as of: June, 1999
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188 /   HD   BRAKES

266  DF  INTERNAL-RESISTANCE MOTION RETARDER {29}
266.1  DF  .~ Motion damped from condition (e.g., bump, speed change) detected outside of retarder {1}
266.2  DF  .~.~ Condition actuates valve or regulator {2}
266.5.~.~.~ Of the pulsating or reciprocating type {1}
266.6  DF  .~.~.~.~> Side mounted

DEFINITION

Classification: 188/266.5

Of the pulsating or reciprocating type:

(under subclass 266.2) Valve which oscillates along an axis to align an opening to control flow.