US PATENT SUBCLASS 19 / 260
.~.~.~ Including changing roll speed or location

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

65 R  DF  WORKING {8}
236  DF  .~ Drafting {7}
258  DF  .~.~ Roll type {9}
260.~.~.~ Including changing roll speed or location {1}
261  DF  .~.~.~.~> Roll-spacing adjusting

DEFINITION

Classification: 19/260

(under subclass 258) Method and apparatus wherein means are employed for changing the rate of rotation of a roll of one of the pairs, or changing the spacing of such a roll with respect to either its mate in the pair or a roll of another pair.

SEE OR SEARCH THIS CLASS, SUBCLASS:

239+, for speed changing features responsive to material sensing.