Process and device for alternately giving a yarn an "S" twist or a "Z" twist
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United States of America Patent
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Jun 30, 1998
Grant Date -
N/A
app pub date -
Oct 18, 1996
filing date -
Jan 18, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A device for false-twist texturing of yarn material includes at least three rotatable twisters for disposition around a yarn texturing center, 'S'/'Z' twist changeover apparatus for adjusting positions of two of the twisters in relation to a first of the twisters and to transpose the two twisters with each other, and drive changeover apparatus for reversing the rotative drive direction of all of the twisters.
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