US PATENT SUBCLASS 254 / 329
.~.~ With means affixing drum to supporting base and allowing relative movement therebetween

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}
266  DF  .~ Device includes rotatably driven, cable contacting drum {34}
329.~.~ With means affixing drum to supporting base and allowing relative movement therebetween {3}
330  DF  .~.~.~> Movement engages or disengages drum from drive
331  DF  .~.~.~> Movement occurs along line collinear with rotational axis of drum during pulling of cable
332  DF  .~.~.~> Including pivotal, rotational, or swivel connection between drum and base

DEFINITION

Classification: 254/329

With means affixing drum to supporting base and allowing relative movement therebetween:

(under subclass 266) Apparatus in which the drum is joined to a supporting base by means which allows the rotational axis or circumference of the drum to shift, or change its orientation, relative to the juncture of the base and the means.