Zigzag control device for sewing machines

Details Zigzag control device for sewing machines Zigzag control device for sewing machines

1976-04-05

1977-10-11

Schroeder, Werner H.

Sewing

Work manipulating

Guides

D05B 302

Patent

active

040529479

ABSTRACT:
A control device for a zigzag sewing machine is disclosed in which the width of zigzagging and the neutral position of needle vibration may be separately influenced and in which for any given maximum width of zigzag stitching the extreme left and right hand neutral positions of needle vibration can always be made to coincide with the left and right hand sides of that maximum width of zigzag stitching.

REFERENCES:
patent: 2047754 (1936-07-01), Tiesler
patent: 3094085 (1963-06-01), Szuba et al.
patent: 3313257 (1967-04-01), Hanyu et al.
patent: 3468270 (1969-09-01), Moro

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