British Patent Office - Abridgments Class 112, Sewing and Embroidering 1897-1900 (1903)
British Patent Office · leaf 56
ent is shown. F is the needle bar, provided with a fork which embraces an_ ec- centric on the main shaft D. The looper @ is adjustably carried on its bar N, which is pivoted to a lever operated by a cam. The feed is effected by rotating the work- supporting frame by a pawl device operated by a… … and lever 14, shifts the
British patents · Sewing · Embroidering · Embroidery
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