Method for opening fabric, fabric, and composite material
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United States of America Patent
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Apr 24, 2012
Grant Date -
Jul 29, 2010
app pub date -
Aug 6, 2008
filing date -
Aug 10, 2007
priority date (Note) -
Expired
status (Latency Note)
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Abstract
According to the present invention there is provided a method for opening a fabric, in which warp and weft yarns can be uniformly opened using a simple method without having to alter the fabric weaving procedure. The method is a method for opening a fabric (4) produced by weaving a warp yarn (2) and a weft yarn (3), each of which having a bundled plurality of fiber filaments (1). A contact body (6) is provided to a surface of the fabric (4) with a protective film (5) interposed therebetween, and the contact body (6) is caused to move over the fabric (4) obliquely, and in a relative manner, with respect to the longitudinal direction of the warp yarn (2) or the weft yarn (3), whereby the warp yarn (2) or the weft yarn (3) is spread.
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