US PATENT SUBCLASS 303 / 161
.~ Current or voltage ramp proportional to vehicle speed

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

121  DF  SPEED-CONTROLLED {44}
161.~ Current or voltage ramp proportional to vehicle speed

DEFINITION

Classification: 303/161

Current or voltage ramp proportional to vehicle speed:

(under subclass 121) Speed control in which the braking action is dependent upon stepping the amperage or electric potential to rotate a brake motor to assure a smooth increase in force.