US PATENT SUBCLASS 242 / 483.6
.~.~.~.~.~.~ Having irregularly threaded portion (e.g., forming tapered package)

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}
483.5  DF  .~.~.~.~.~ Reversely threaded (i.e., cam having opposite threads) {1}
483.6.~.~.~.~.~.~ Having irregularly threaded portion (e.g., forming tapered package)

DEFINITION

Classification: 242/483.6

Having irregularly threaded portion (e.g., forming tapered package):

(under subclass 483.5) Subject matter in which the groove of the rotary member includes portions having different pitches.