US PATENT SUBCLASS 242 / 482.9
.~.~.~.~ Threaded cam

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.~.~.~.~ Threaded cam {4}
483  DF  .~.~.~.~.~> Grooved spool and follower
483.1  DF  .~.~.~.~.~> Threaded cams with split nut cam followers {1}
483.3  DF  .~.~.~.~.~> Having reversible cam drive {1}
483.5  DF  .~.~.~.~.~> Reversely threaded (i.e., cam having opposite threads) {1}

DEFINITION

Classification: 242/482.9

Threaded cam:

(under subclass 482.8) Subject matter in which the surface of the rotary member engaged by the follower is a portion of a continuous helical groove or projection (i.e., thread) extending through an arc of at least 360 degrees on the rotary member, the axis of the groove or projection being oriented generally in the direction of the axis of rotation of the rotary member.