Automatic buttonhole stitching device of a computerized sewing m

Details Automatic buttonhole stitching device of a computerized sewing m Automatic buttonhole stitching device of a computerized sewing m

1985-04-26

1987-03-10

Nerbun, Peter

Sewing

Stitch forming

Zigzag

112445, D05B 306

Patent

active

046483403

ABSTRACT:
In each of the trial stitchings for stitching a buttonhole by a computerized sewing machine, an increasing or decreasing amount by which a buttonhole size is to be corrected, is processed through an external input device, and in dependence upon corrected results a subsequent trial stitching is performed, whereby proper buttonhole sizes may be easily obtained.

REFERENCES:
patent: 4250821 (1981-02-01), Miyao et al.
patent: 4280424 (1981-07-01), Carbonato et al.
patent: 4502401 (1985-03-01), Asai et al.

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