Automatic sewing machine control device

Sewing – Special machines – Darning

Patent

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Details

1122621, 112277, D05B 1900

Patent

active

052938280

ABSTRACT:
A control device for an automatic sewing machine in which a cloth presser unit holding a material to be sewed is moved according a predetermined pattern thereby to form a seam having a predetermined pattern. The control device controls the speed of rotation of the automatic sewing machine and the movement of the cloth presser unit with high accuracy to obtain seams which are excellent in quality.

REFERENCES:
patent: 4648339 (1987-03-01), Fujikawa
patent: 4683827 (1987-08-01), Kinoshita et al.
patent: 4883008 (1989-11-01), Hiramatsu
patent: 5065682 (1991-11-01), Tajima et al.

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