US PATENT SUBCLASS 254 / 290
.~.~.~ Plural, distinct, drive motors

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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}
278  DF  .~.~ Plural drums or drum with plural distinct sections {7}
290.~.~.~ Plural, distinct, drive motors {2}
291  DF  .~.~.~.~> Noncompressible fluid
292  DF  .~.~.~.~> Electric

DEFINITION

Classification: 254/290

Plural, distinct, drive motors:

(under subclass 278) Apparatus wherein the drive for rotating the drums includes at least two motors which are distinct from each other and whose operation does not directly depend on one another.