Patent ID: 6637358
Filing Date: 2003-10-28
Classification: D05B,D05D

Abstract:
A method of sewing at least one supplementary part (43, 44; 57 to 61) on a workpiece (30; 56) by a seam (51, 55; 63) by use of a sewing machine (1) that is drivable by an electric driving motor (15), which is provided with a computer-equipped control unit (17) and has an external operating switch (18) to be actuated by an operator for triggering a sewing operation, comprising the following steps:a) input of a workpiece identification (46; 71) that is applied to the workpiece (30; 56) into the computer (21) and activation of a sewing program out of a plurality of sewing programs stored in the computer (21), with each sewing program including data for allocation of a given supplementary part (43, 44; 57 to 61); b) insertion of the workpiece (30; 56) into the sewing machine (1); c) seizure of the supplementary part (43, 44; 57 to 61) by the operator and placement thereof on the workpiece (30; 56); d) input of an identification (48, 54; 72 to 76) that is applied to the supplementary part (43, 44; 57 to 61) into the computer (21); e) release of the operating switch (18) in case of conformity, with the data included in the activated sewing program, of the workpiece identification (46; 71) and of the identification of the supplementary part (43, 44; 57 to 61) that is to be sewn on by the seam (51, 55; 63); and f) production of the seam (51, 55; 63) by the supplementary part (43, 44; 57 to 61) being sewn on the workpiece (30; 56).