Apparatus for tow opening
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United States of America Patent
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Dec 11, 2007
Grant Date -
Mar 16, 2006
app pub date -
Sep 15, 2004
filing date -
Sep 15, 2004
priority date (Note) -
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Abstract
An apparatus for opening a crimped multifilament tow comprising: a source of crimped multifilament tow; at least one pair of opposed gripping rollers comprising a first roller which is a metal roller and a second roller which is a smooth-surfaced roller made of a material selected from the group consisting of: polyurethane or silicone rubber; where the multifilament tow passes between and in contact with both of the rollers and filaments of the tow are separated from one another and opened.
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