US PATENT SUBCLASS 303 / 171
.~ Wheel speed versus pseudo vehicle speed (e.g., from deceleration)

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

121  DF  SPEED-CONTROLLED {44}
171.~ Wheel speed versus pseudo vehicle speed (e.g., from deceleration) {2}
172  DF  .~.~> By direct feedback or instant wheel control
173  DF  .~.~> By comparison of plural wheel speeds

DEFINITION

Classification: 303/171

Wheel speed versus pseudo vehicle speed (e.g., from deceleration):

(under subclass 121) Speed control in which the braking action is influenced by a road engaging member rate exceeding a reference value of a conveyance rate.