Cylinder bed sewing machine having differential feed mechanism

摘要

A cylinder bed sewing machine in which a main feed tooth and a differential feed tooth are provided on a cylinder bed protruding from a bed main body of a sewing machine and the fabric is fed in a direction orthogonal to the longitudinal direction of the cylinder bed, A main conveying belt and a differential conveying belt, a main conveying belt and a differential conveying belt which are moved forward and backward by each conveying, a pair of conveying belts for differential conveying, The upper and lower swinging shafts and the rear swinging shafts are provided in the cylinder bed, and all the other mechanisms are provided in the main body of the bed to make the cylinder bed finer.