Needle bar suspension means for a zig-zag sewing machine

Details Needle bar suspension means for a zig-zag sewing machine Needle bar suspension means for a zig-zag sewing machine

1978-06-12

1980-08-05

Reynolds, Wm. Carter

Sewing

Elements

Driving mechanisms

D05B 5514

Patent

active

042156386

ABSTRACT:
The needle bar of a sewing machine is mounted in a spherical bearing which is located adjacent the lower end of a needle bar bracket. The bearing is pivoted as a gate in the frame of the machine and the bracket is pivoted as a pendulum at its upper end to fixed structure in the machine head for movement in mutually perpendicular directions.

REFERENCES:
patent: 2737134 (1956-03-01), Ashworth et al.
patent: 2989016 (1961-06-01), Johnson
patent: 3426709 (1969-02-01), Jindrich et al.
patent: 3815532 (1974-06-01), Weisz et al.

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