Thread-cutting mechanism for eyelet-button hole sewing machine

Sewing – Special machines – Buttonhole

Patent

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Details

112292, 83905, D05B 6500

Patent

active

056472900

ABSTRACT:
A thread-cutting mechanism for a sewing machine (2), especially an eyelet-buttonhole sewing machine with a moving blade (12 or 12") and a stationary blade (16). The moving blade travels back and forth in a groove (19) in a plate (1) with an aperture for the needle to pass through while it is producing a stitch. The needle-aperture plate comprises at least a top (11 or 11") and a bottom (10 or 10"). The moving blade is entirely accommodated between the top and the bottom of the plate. The stationary blade is part of the top.

REFERENCES:
patent: 952010 (1910-03-01), Kiewicz
patent: 1152464 (1915-09-01), Zaleski
patent: 1640283 (1927-08-01), Miller
patent: 1865140 (1932-06-01), Reece
patent: 3648634 (1972-03-01), Van Hazendonk

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