Lockstitch sewing machine with a rotary hook

Details Lockstitch sewing machine with a rotary hook Lockstitch sewing machine with a rotary hook

1985-12-20

1987-06-02

Reynolds, Wm. Carter

Sewing

Elements

Revolving hooks

D05B 5708, D05B 5726

Patent

active

046694013

ABSTRACT:
A lockstitch sewing machine includes a rotary hook, with a bobbin housing and a cam is provided for the rotation-secure retention of the bobbin housing and it is arranged a small distance behind the stitch hole in the direction of hook rotation. A holding finger for holding the bobbin housing against rotation with the hook body projects from the bobbin housing, as well as a supporting finger arranged substantially 90.degree. before the stitch hole. A shoulder projecting from the bobbin housing is associated with the supporting finger.

REFERENCES:
patent: 1351869 (1920-09-01), Petti
patent: 1809391 (1931-06-01), Parkes
patent: 2866425 (1958-12-01), Palmbach

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