Sewn thread cutting apparatus of sewing machine, has top and bottom knives mounted on a fulcrum which moves in the sewing direction within the cutting movement range of top knife

摘要

The apparatus comprises top and bottom knives (301,302) mounted on the right side feeder plate (201), so as to move to the left and right of threads at the end of a sewn seam and cut them. The knives (301,302) are mounted on a fulcrum which moves in the sewing direction guided by slot (341), as the top knife (301) moves through tracing line (L) guided by guide slot (341).