Sewing machine with electronic control device for the needle dri

Details Sewing machine with electronic control device for the needle dri Sewing machine with electronic control device for the needle dri

1987-05-21

1988-02-09

Nerbun, Peter

Sewing

Elements

Starting or stopping

D05B 6922

Patent

active

047234962

ABSTRACT:
An electronic control device for the needle driving motor in a sewing machine, comprising an electronic circuit which employs logic gates to obtain a simple, reliable and cheap control device.

REFERENCES:
patent: 4233919 (1980-11-01), Takahashi et al.
patent: 4586448 (1986-05-01), Lerch et al.

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