US PATENT SUBCLASS 28 / 232
.~.~.~.~ By opposed, gap defining surfaces, e.g., stripping guide


Current as of: June, 1999
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28 /   HD   TEXTILES: MANUFACTURING

217  DF  THREAD FINISHING {4}
219  DF  .~ Surface modification of running length {5}
222  DF  .~.~ Clearing {4}
226  DF  .~.~.~ Clamping, severing or shearing {5}
232.~.~.~.~ By opposed, gap defining surfaces, e.g., stripping guide {3}
233  DF  .~.~.~.~.~> Selectively usable gaps
234  DF  .~.~.~.~.~> Including toothed or serrated surface
235  DF  .~.~.~.~.~> Adjustable slot forming surface {3}


DEFINITION

Classification: 28/232

(under subclass 226) Method or apparatus wherein the thread passes in transit through an opening of fixed, predetermined dimension defined by the exterior boundaries of an element or elements which either superficially clears the thread by rubbing or scraping contact therewith or which effects parting of the thread by blocking the passage of any knot or slub therethrough beyond a predetermined size.

SEE OR SEARCH THIS CLASS, SUBCLASS:

224, for combined diverse clearing operations of the gap or slot type.

SEE OR SEARCH CLASS

242, Winding, Tensioning, or Guiding,

157, 548+, 566, and 615+ for a guide for elongated material.