Apparatus for spinning of polyurethane elastic filaments
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United States of America Patent
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Mar 19, 1996
Issued Date -
N/A
app pub date -
Apr 7, 1994
filing date -
Feb 17, 1992
priority date (Note) -
Expired
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Abstract
There is disclosed an apparatus for spinning of polyurethane elastic filaments, which includes an improved means for application of a finishing agent and/or an improved means for false twisting. Each of the improved means has a groove through which a polyurethane elastic filament is allowed to pass, at which time a finishing agent is applied to the passing filament before its contact with any solid face of the apparatus.
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