Over-edging machine for forming multi-thread over-edging seam - has tools forming over-edging seams preceded by stitch forming tools forming 2-thread chain stitch on side of each of the seams

摘要

The overedging machine is used to form a multithread overedging seam. The stitch forming tools for the formation of the overedging seams are preceded by stitch forming tools for the forming of a two-thread chain stitch on the side of each of the overedging seams. At least one of the thread tensioners associated with the needle threads of the needles for the forming of the overedging seams is equipped with at least two thread passages in order to provide for the additional accommodation of the thread associated with the needle for forming the two-thread chain stitch. ADVANTAGE - The application possibilities of this particular type of sewing machine are extended.