US PATENT SUBCLASS 180 / 175
.~ Including fluid pressure actuated servomechanism

Current as of: June, 1999
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180 /   HD   MOTOR VEHICLES

170  DF  WITH MEANS RESPONSIVE TO SPEED OF VEHICLE FOR MAINTAINING SPEED AT, OR PREVENTING IT FROM EXCEEDING, A PARTICULAR VALUE {4}
175.~ Including fluid pressure actuated servomechanism {2}
176  DF  .~.~> And electrical quantities comparison means for development of input pressure
177  DF  .~.~> And one or more electrical components for establishing or regulating input pressure

DEFINITION

Classification: 180/175

Including fluid pressure actuated servomechanism:

(under subclass 170) Vehicle wherein the means includes a servomechanism of the fluid pressure actuated type for operating a velocity-affecting element.