Sewing method and machine

Sewing – Elements – Driving mechanisms

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Details

1122621, 156 732, D05B 5514

Patent

active

045413495

ABSTRACT:
A sewing machine and method wherein a needle carrying a thread is axially reciprocated into and through a sewable material moving relative to the axis of the needle to stitch the material, and high-frequency mechanical oscillations are imparted to the reciprocating needle in the direction of its axis to facilitate the stitching of the material which may be thick and/or hard.

REFERENCES:
patent: 3296990 (1967-01-01), Simijian et al.
patent: 3666599 (1972-05-01), Obeda
patent: 3724566 (1973-04-01), Staros
patent: 4077340 (1978-03-01), Braun et al.

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