US PATENT SUBCLASS 28 / 228
.~.~.~.~ By feeler engagement with knot or slub

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}
228.~.~.~.~ By feeler engagement with knot or slub

DEFINITION

Classification: 28/228

(under subclass 226) Method or apparatus wherein a thread parting or separating operation is actuated or initiated upon detection or sensing of the abrupt enlargement or thickened portion in the thread by a movable member resting thereon.

SEE OR SEARCH CLASS

83, Cutting,

66+, for a detector supported on or urged against the work for generating a signal or impulse for stopping of the cutting operation.