Tension attachment for sewing machines

Sewing – Elements – Presser devices

Patent

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Details

D05B 2902

Patent

active

040248267

ABSTRACT:
A constant pressure tension attachment for a sewing machine in which fluid means applies a predetermined constant force on a fabric guide means within the limits of fabric guide means displacement.

REFERENCES:
patent: 2750908 (1956-06-01), Odermann et al.
patent: 2879733 (1959-03-01), Pierce
patent: 3298341 (1967-01-01), Bonis
patent: 3665877 (1972-05-01), Wickers et al.

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