JPS6456093A - Sewing machine capable of simultaneously sewing both ends of small piece having narrow width - Google Patents

Abstract

PURPOSE: To simultaneously sew both ends of a narrow width piece in a stretched state like a name piece on the back side of the front apron part of a necktie by clamping the name piece and a part to be sewn between an upper side pressing plate and a lower side pressing plate and operating a driven body, a reciprocating rod and a needlebar. CONSTITUTION: The bag-like front apron part 40 of the necktie is put around both left and right side projection rods 4', the name piece 41 is piled up on the part to be sewn of the front apron part 40 and the name piece 41 and the part to be sewn are clamped between an upper both side pressing plate 21' and a lower both side pressing plate 17'. Then, the driven body 8, the reciprocating rod 27 and the needlebar 37 are operated. Then, needles 2 and 2' are vertically moved by the needlebar 37, an outer shuttle 28 and a shuttle body 29 are respectively moved back and forth by the reciprocating rod 27 and a sewing operation by a needle thread and a bobbin thread 30 is started. Further, by the driven body 8, a slider 7, both upper and lower side horizontal rods 9 and 10, an end member, both upper and lower side elevating and declining members 13' and 14' and both upper and lower side pressing plates 21' and 17' are moved back and forth little by little and the feed of the name piece 41 and the part to be sewn in a sewing advancing direction is started.