METHOD AND DEVICE FOR SEWING VOID LOOP OF SEWING MACHINE

摘要

A method for sewing a blank loop of a sewing machine and an apparatus for sewing the blank loop are provided to sew the blank loop in a stitch of a start part of next sewing cloth authentically and smoothly. A method for sewing a blank loop of a sewing machine comprises the followings: forming a blank loop which is formed on a claw(13a) for forming a stitch; cutting the blank loop form cloth by putting the loop in a suction tube(11) of a blank loop cutting apparatus(10) installed on a rear side of a progressing direction; moving the blank loop to a front part of a needle dropping part; maintaining an end side of the blank loop by a blank loop maintaining apparatus(16); and sewing the cloth by putting the loop on the stitch.