Under trimming device for a multi-needle multi-looper sewing mac

Details Under trimming device for a multi-needle multi-looper sewing mac Under trimming device for a multi-needle multi-looper sewing mac

1995-08-23

1996-09-03

Izagurre, Ismael

Sewing

Elements

Thread cutting, severing or breaking

112286, D05B 6500

Patent

active

055513590

ABSTRACT:
An under trimming device for a multi-needle sewing machine with multiple longitudinally extended loopers mainly including a cutting part and a clamping part. Both the cutting and the clamping parts are longitudinally and reciprocatingly movable, so that multiple looper threads may be pulled by multiple movable catchers of the cutting part into the clamping part before they and corresponding needle threads are simultaneously cut by a fixed cutter of the cutting part, permitting free ends of the cut threads to have uniform length and being held at the same position.

REFERENCES:
patent: 1401465 (1921-12-01), De Voe
patent: 3371632 (1968-03-01), Snyder et al.
patent: 4461229 (1984-07-01), Angele et al.
patent: 5125351 (1992-06-01), Prais et al.

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