BigPatents India

A cloth driving mechanism of pillar type sewing machine with a protruding portion higher than others, so call high pillar sewing machine, users do not have to push down the machine to do replacement or assembly; a rolling axis is on top of the curve cloth driving stem, an open on bottom of the curve cloth driving stem to connect to the convex wheel on the lower axis, the other side of the curve cloth driving stem applies an axis to connect to the rack that is fixed on the rolling axis, a semicircle convex slot on the bottom of the cloth driving rod connects to the rolling axis; a pair of fastening tenons clilp prevent the cloth driving rod moving horizontally on top of the rolling axis; when users tighten the screw, the fastening tenons clip the periphery of the rolling axis; when users loose the screw and untie the periphery of the rolling axis, the cloth driving rod can be taken out.