US PATENT SUBCLASS 19 / 238
.~.~.~ By variation of fiber input rate

Current as of: June, 1999
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19 /   HD   TEXTILES: FIBER PREPARATION

65 R  DF  WORKING {8}
236  DF  .~ Drafting {7}
237  DF  .~.~ Producing longitudinal variations {1}
238.~.~.~ By variation of fiber input rate

DEFINITION

Classification: 19/238

(under subclass 237) Method or apparatus wherein is provided a step of or apparatus for increasing or decreasing the rate of feed of the fibers into the drafting zone.

SEE OR SEARCH THIS CLASS, SUBCLASS:

260+, for roll speed adjusting.