Detection of missed stitches for sewing machines involves thread tension sensor to compare tension profile with expected patternThe needle thread (17) on a sewing machine is taken from the moving thread guide arm to the needle through a tension transducer (21), which provides a continuous ...
Detection of missed stitches for sewing machines involves thread tension sensor to compare tension profile with expected patterndoi:DE102004060244The needle thread (17) on a sewing machine is taken from the moving thread guide arm to the needle through a tension transducer (21), which provides a ...
Sewing machine upper thread guide - is released after thread cutting to prevent stitches missed or jumped on starting a new seamGuide for the upper thread in a sewing machine, to maintain thread tension between the lever and the needle or to retain the thread, has an electro-magnet (15) ...