Patent ID: 7836563
Filing Date: 2010-11-23
Classification: A44B,D03D,D10B,Y10T

Abstract:
1. A fastener stringer for a slide fastener, comprising: a fastener tape composed of a weaving structure having a tape main portion and an element attaching portion; a continuous fastener element row sewed to the element attaching portion of the fastener tape with a sewing thread which is a non-elastic yarn; and an elastic core thread inserted through an interior of the fastener element row, an elastic yarn and a non-elastic yarn being woven into the tape main portion and the element attaching portion as warp yarns and a non-elastic yarn being woven as a weft yarn, wherein the elastic yarn and the non-elastic yarn as the warp yarns are woven so that a weaving ratio of the elastic yarn to the non-elastic yarn in the element attaching portion is larger than a weaving ratio of the elastic yarn to the non-elastic yarn in the tape main portion, thereby the element attaching portion having a degree of stretching by 10% or more when a load of 1 kg is applied in a longitudinal direction of the element attaching portion.