US PATENT SUBCLASS 254 / 385
.~ With rotatable, cable contacting, pulley wheel element attached to and reciprocated by driving component of device

Current as of: June, 1999
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254 /   HD   IMPLEMENTS OR APPARATUS FOR APPLYING PUSHING OR PULLING FORCE

264  DF  APPARATUS FOR HAULING OR HOISTING LOAD, INCLUDING DRIVEN DEVICE WHICH CONTACTS AND PULLS ON CABLE {4}
385.~ With rotatable, cable contacting, pulley wheel element attached to and reciprocated by driving component of device {1}
386  DF  .~.~> Element reciprocated by expansible fluid motor

DEFINITION

Classification: 254/385

With rotatable, cable contacting, pulley wheel element attached to and reciprocated by driving component of device:

(under subclass 264) Apparatus wherein the portion of the device which contacts the cable includes at least one element having a generally circular perimeter and rotating about an axis through its center in response to the movement of the cable over its perimeter, the element is attached to a driving component of the device which reciprocates it from one position to another to apply a pulling force on the cable when the object is transported or shifted.

SEE OR SEARCH CLASS

187, Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle,

252+, for an elevator car shifted between floors by a cable having a segment passing around a sheave which has its rotational axis reciprocatingly moved by drive means.