Sewing – Elements – Presser devices
Patent
1989-07-03
1991-04-16
Schroeder, Werner H.
Sewing
Elements
Presser devices
112302, D05B 2906, D05B 2704
Patent
active
050073583
ABSTRACT:
A thread end guide groove communicating with a needle location groove is defined in a cloth presser foot. A knife is secured to the rear surface of the cloth presser foot and extends across the thread end guide groove. A needle thread restriction plate is provided on the cloth presser foot and open at the side of a thread end holder. The needle thread restriction plate covers the upper surface of the thread end guide groove so that an inclined angle .theta.1 defined between an inclined portion of the needle thread restriction plate and a sewn material is set to be greater than an inclination angle .theta.2 defined between the extension thread and the sewn material.
REFERENCES:
patent: 3224397 (1965-12-01), Van Ness
Kawakubo Kiyoshi
Sato Shuichi
Jay Theodore
Lewis Paul C.
Schroeder Werner H.
SSMC Inc.
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