Loop surface fastener having excellent positioning function
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United States of America Patent
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Jul 5, 2016
Grant Date -
Nov 6, 2014
app pub date -
Nov 21, 2012
filing date -
Dec 14, 2011
priority date (Note) -
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Abstract
A loop surface fastener in which numerous looped engaging elements formed from loop yarns inserted in parallel to ground warp yarns are provided upright on one side of a base fabric formed from ground warp yarns and ground weft yarns satisfies all the following requirements 1) to 3). 1) The loop yarn is a multi-filament yarn formed by bundling 5 to 9 filaments of 30 to 45 decitex. 2) The density of the looped engaging elements is in a range of 100 to 200/cm2. 3) Loop surfaces of the looped engaging elements are substantially facing in the same direction and the loop surface facing direction is a ground weft yarn direction.
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