Loop surface fastener having excellent positioning function

摘要

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.

主权项

1. A loop surface fastener, comprising:
numerous looped engaging elements having loop yarns present in parallel to ground warp yarns, wherein the looped engaging elements are placed upright on one side of a base fabric consisting of ground warp yarns and ground weft yarns, wherein at least requirements 1), 2), and 3) are satisfied: 1) the loop yarns are multi-filament yarns consisting of 5 to 9bundled filaments of 30 to 45 decitex, 2) the density of the looped engaging elements is from 100 to 200/cm2, and 3) looped 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.