Darning stitch forming method and stitching machine and darning stitch

摘要

PROBLEM TO BE SOLVED: To provide a technique capable of simply and reliably cutting the warp that is in a state connected to a work cloth in the zigzag stitches of holing stitches and might extend off to the side of a button hole when forming the button hole.;SOLUTION: When forming one zigzag stitches 71 (72) of holing stitches 70, the warp of a work cloth on the side of the other zigzag stitches 72 (71) and in the vicinity of a button hole formation planned part 81a is sewn into a state stretched to the side of one zigzag stitch formation planned part 71a (72a) by tightening sewing threads, and the warp is cut when the button hole 80 is formed by a button hole forming mechanism 60.;COPYRIGHT: (C)2001,JPO