Adjustable drive shaft for multi-head sewing machine

Details Adjustable drive shaft for multi-head sewing machine Adjustable drive shaft for multi-head sewing machine

1985-12-12

1987-02-10

Schroeder, Werner H.

Sewing

Stitch forming

Multiple machines

112167, 112168, 464162, D05B 2500, D05B 3502

Patent

active

046415912

ABSTRACT:
A sewing machine consisting of left and right hand individual sewing machines which are joined together adjustably to provide a gap between the machine bases in which drive means are provided that includes an external drive shaft that is joined at its ends to each of the individual machines.

REFERENCES:
patent: 2072090 (1937-03-01), Anderson
patent: 2249423 (1941-07-01), Galkin
patent: 3073135 (1963-01-01), Wood
patent: 3468273 (1969-09-01), Lester
patent: 4061096 (1977-12-01), Elsas

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