US PATENT SUBCLASS 242 / 483.3
.~.~.~.~.~ Having reversible cam drive

Current as of: June, 1999
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242 /   HD   WINDING, TENSIONING, OR GUIDING

470  DF  HELICAL OR RANDOM WINDING OF MATERIAL {17}
476.7  DF  .~ Distributing material along the package {24}
482.4  DF  .~.~ Guide driven by cam and follower {3}
482.8  DF  .~.~.~ Rotary cam and linearly shifted follower {2}
482.9  DF  .~.~.~.~ Threaded cam {4}
483.3.~.~.~.~.~ Having reversible cam drive {1}
483.4  DF  .~.~.~.~.~.~> Alternately engageable drives (e.g., alternately operated clutches)

DEFINITION

Classification: 242/483.3

Having reversible cam drive:

(under subclass 482.9) Subject matter in which the direction of rotation of the rotary member is periodically reversed to change the direction of the guide.