Thread trimming mechanism for sewing machines

Details Thread trimming mechanism for sewing machines Thread trimming mechanism for sewing machines

1980-07-09

1982-06-01

Hunter, H. Hampton

Sewing

Elements

Thread cutting, severing or breaking

112288, 112294, D05B 6506

Patent

active

043322093

ABSTRACT:
A thread trimming mechanism which includes a fixed blade arranged adjacent the stitch forming area of the sewing machine and a resiliently biased movable blade adapted to cooperate in a scissor-like action with the fixed blade. The movable blade is mounted such that varying degrees of contact pressure may occur between the blades during the thread trimming cycle of the mechanism.

REFERENCES:
patent: 2140416 (1938-12-01), Collar
patent: 3109399 (1963-11-01), Hornberger, Sr.
patent: 3143987 (1964-08-01), Daniel et al.
patent: 3182620 (1965-05-01), Hornberger, Sr.
patent: 3418954 (1968-12-01), Svendsen et al.
patent: 3541984 (1970-11-01), Daniel
patent: 3557730 (1971-01-01), Armstead, Jr.
patent: 3624734 (1971-11-01), Schips
patent: 4091756 (1978-05-01), von Hagen

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