Thread cutting device and method for a chain stitch sewing machi

Details Thread cutting device and method for a chain stitch sewing machi Thread cutting device and method for a chain stitch sewing machi

1994-07-13

1995-11-28

Chapman, Jeanette E.

Sewing

Elements

Thread cutting, severing or breaking

11247501, D05B 6500

Patent

active

054697980

ABSTRACT:
A thread cutting device for a chain-stitch sewing machine having a cylindrical arm (2) moves a thread catcher (14) towards a thread-catching position in a jerk-free manner utilizing a sliding and pivoting guide. A carrier (19) displaces a knife (15) and a thread clamp (16) into a cutting position for the cutting of threads caught by the thread catcher (14).

REFERENCES:
patent: 2421712 (1947-06-01), Nichols
patent: 3532065 (1970-10-01), Marforio
patent: 4098209 (1978-07-01), Schopf
patent: 4726305 (1988-02-01), Seto
patent: 5337688 (1994-08-01), Arima

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