US PATENT SUBCLASS 187 / 305
.~.~ Actuated by load support speed sensor or governor

Current as of: June, 1999
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187 /   HD   ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE

250  DF  HAVING SPECIFIC LOAD SUPPORT DRIVE-MEANS OR ITS CONTROL {6}
276  DF  .~ Includes control for power source of drive-means {6}
305.~.~ Actuated by load support speed sensor or governor

DEFINITION

Classification: 187/305

Actuated by load support speed sensor or governor:

(under subclass 276) Control* in which the information input component has its operation induced by regulating or detecting means which either measures or is responsive to (a) changes in the velocity or (b) improper velocity of the load-underlying support surface.