Abstract: An eye-type buttonhole sewing machine comprises an x-y table with an x carriage which is guided on the sewing machine and on which a y carriage is displaceably guided, having a bearing plate. Actuation of the x carriage is effected by an x motor which is mounted on the sewing machine and directly coupled with the x carriage via a cam drive. Actuation of the y carriage is equally effected via an electric motor which is directly connected to the y carriage via a threaded spindle with a spindle nut and a sliding coupling.

Abstract: A workpiece clamp of sewing devices for sewing the marginal zones of a lining cut and a necktie cut in the area of the tip and the lateral corners of a necktie. The clamp is equipped with three clamping plates hingedly connected to each other, for clampably receiving the lining cut and the necktie cut between the clamping plates. The intermediate clamping plate is provided, at the surface directed to the necktie cut, with central folding web and lateral webs for forming a center fold and lateral folds. The upper clamping plate is provided with folding blades for folding and holding down the lateral folds in coaction with the clamping plates for clamping the workpieces to be stitched together.