US PATENT SUBCLASS 303 / 151
.~ Traction-motor vehicle

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

121  DF  SPEED-CONTROLLED {44}
151.~ Traction-motor vehicle

DEFINITION

Classification: 303/151

Traction-motor vehicle:

(under subclass 121) Speed control in which an electric to mechanical energy converter is conditioned during the braking action to operate as a generator thereby permitting recapture of the kinetic energy during the braking action.

SEE OR SEARCH THIS CLASS, SUBCLASS:

149, for regenerative brakes.