US PATENT SUBCLASS 57 / 283
.~.~ With twist variation


Current as of: June, 1999
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57 /   HD   TEXTILES: SPINNING, TWISTING, AND TWINING

1 R  DF  APPARATUS AND PROCESSES {45}
282  DF  .~ Twist setting {3}
283.~.~ With twist variation


DEFINITION

Classification: 57/283

With twist variation:

(under subclass 282) Subject matter wherein the twist is imparted or set in a nonuniform manner so that the degree of crepe, texture, or crimp will vary longitudinally of the strand.

SEE OR SEARCH THIS CLASS, SUBCLASS:

91, for irregular feeding of a strand in a twisting operation.

205, for alternately twisted strands having a crimp therein.

208, for twisted strands having a crimp therein and also having a longitudinal variation along the axis thereof.

317+, for imparting a variable draft combined with a twisting operation to a strand.