METHOD FOR FORMING END KNOT OF SINGLE YARN STITCHING SEAM AND SINGLE YARN STITCH SEWING MACHINE FOR IMPLEMENTING THE METHOD

摘要

PROBLEM TO BE SOLVED: To secure stability of an end knot and to minimize the technological cost of a single yarn stitch sewing machine suitable for implementing a method of forming an end knot of a single yarn stitching seam, and device for forming the end knot of the single yarn stitching seam. SOLUTION: The end knot forming device has a hold back finger 5. The hold back finger 5 is capable of moving into a yarn loop A of a first step still caught in a looper 1 and a second yarn loop B of the next stitch hold by the looper 1 and further drawn out by the looper 1 when a needle 2 is located substantially in a yarn loop lifting position after a seam is formed.