D - Textiles – Paper – 05 – B
Patent
D - Textiles, Paper
05
B
D05B 19/00 (2006.01) D05B 57/30 (2006.01) D05B 69/10 (2006.01)
Patent
CA 2090259
ABSTRACT OF THE DISCLOSURE An electronic sewing machine whose needle bar assembly is made to reciprocate by means of a pair of cooperating solenoids in conjunction with a bobbin driven by a stepping motor to accomplish the sewing. The stepping motor's steps are made variable programmatically by a CPU attached to the machine such that the tightness of a stitch may be controlled. Additionally, the machine may be programmed to deliver a defined number of stitches in a defined number of stitch runs, position the needle up or down, report a variety of accounting and maintenance data and can be taught to perform a variety of sewing runs.
Frankel Samuel R.
Wagh Meghanad D.
Frankel Samuel R.
Malcolm Johnston & Associates
Wagh Meghanad D.
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