Electronic controlled stitch pattern sewing machine and method

Details Electronic controlled stitch pattern sewing machine and method Electronic controlled stitch pattern sewing machine and method

1988-04-20

1989-04-25

Nerbun, Peter

Sewing

Elements

Frames

1122661, 11212112, 112103, D05B 2100

Patent

active

048237140

ABSTRACT:
An electronic controlled stitch pattern sewing machine for sewing a desired pattern in a predetermined sewing region by automatically adjusting the size of the pattern by a simple keyboard operation. The pattern sewing machine includes first calculation means for calculating a size of a stitch pattern area, a sewing region designation means, a second calculation means for calculating a ratio of the size of the sewing region to that of the pattern area, modification means for modifying the stitch pattern data based on the ratio and control means for controlling drive means to cause relative movement between a needle and workpiece holder based on the modified stitch pattern data.

REFERENCES:
patent: 4388884 (1983-06-01), Hirota et al.
patent: 4413574 (1983-11-01), Hirota et al.
patent: 4622907 (1986-11-01), Kimura
patent: 4665846 (1987-05-01), Takano et al.
patent: 4704977 (1987-11-01), Nukushina
patent: 4742786 (1988-05-01), Hashimoto et al.

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