Device in a button sewing machine for maintaining looseness in n

Details Device in a button sewing machine for maintaining looseness in n Device in a button sewing machine for maintaining looseness in n

1989-12-15

1991-09-10

Schroeder, Werner H.

Sewing

Special machines

Article attaching

112112, D05B 314

Patent

active

050464370

ABSTRACT:
A device for use in a button sewing machine which uses a wire of elastic material for maintaining looseness to that portion of the needle thread between a button and material to which the button is to be sewn while preventing the needle thread from being pulled out of the eye of the needle and at the same time preventing the wire from being warped.

REFERENCES:
patent: 507507 (1893-10-01), String et al.
patent: 659537 (1900-10-01), Leilich
patent: 952087 (1910-03-01), Trull
patent: 1093241 (1914-04-01), Barron
patent: 2511367 (1950-06-01), Nelson
patent: 3509838 (1970-05-01), Bowin
patent: 4594953 (1986-06-01), Ando et al.
Model 200-10 button sewing machine, Lewis Sewing Machine Company, Inc.

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