US PATENT SUBCLASS 187 / 329
.~.~.~ Having cable and guiding pulley therefor in drive-means

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

313  DF  WITH BARRIER FOR REGULATING ACCESS TO LOAD SUPPORT {4}
325  DF  .~ Including barrier mounted at landing {5}
326  DF  .~.~ Barrier shifted by drive-means powered by motion of load support {3}
329.~.~.~ Having cable and guiding pulley therefor in drive-means

DEFINITION

Classification: 187/329

Having cable and guiding pulley therefor in drive means:

(under subclass 326) Drive-means* having a cable* and a cable* directing element (e.g., pulley) positioned along the path of travel of the cable*, which element is provided with a generally circular perimeter rotatable about an axis through the center of the element in response to the movement of the cable* over its perimeter when the cable transmits force to the path blocking means.