Apparatus for pneumatic condensing of a drafted fiber strand and method of making and using same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Apr 3, 2001
Grant Date -
N/A
app pub date -
Jan 7, 2000
filing date -
Jan 14, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A condensing zone for pneumatic condensing of the drafted, still twist-free fiber strand is arranged downstream of the drafting apparatus of a ring spinning machine. The condensing zone is limited by a delivery roller pair, whose driven bottom roller is a suction roller, which is arranged directly downstream of the front roller pair of the drafting apparatus. The fiber strand loops the suction roller at an angle of at least 45.degree..
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