Sewing machine with automatic separation of pieces of sewing mat

Details Sewing machine with automatic separation of pieces of sewing mat Sewing machine with automatic separation of pieces of sewing mat

1989-05-16

1991-07-02

Schroeder, Werner H.

Sewing

Elements

Thread cutting, severing or breaking

112288, D05B 6500

Patent

active

050277332

ABSTRACT:
A sewing machine capable of automatically severing a thread chain between successive pieces of sewing material includes a cutting device provided behind a sewing needle in a feed direction of the sewing material, a suction device for sucking the thread chain toward the cutting device, and a feeder and a cooperating pressure plate of a presser foot which each have a projection extending in the feed direction such that the cutting device and the ends of the feeder and the presser plate lie substantially in one plane.

REFERENCES:
patent: 3046919 (1962-07-01), Fox
patent: 3143987 (1964-08-01), Daniel et al.
patent: 3356054 (1967-12-01), Southwell et al.
patent: 3494315 (1970-02-01), Washburn
patent: 3511202 (1970-05-01), Strauss et al.
patent: 3557730 (1971-01-01), Armstead, Jr.
patent: 3624734 (1971-11-01), Schips
patent: 3710743 (1973-01-01), Lees
patent: 4038933 (1977-08-01), Marforio
patent: 4149478 (1979-04-01), Sanvito et al.
patent: 4644884 (1987-02-01), Tatsumi

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