Chainstitch forming device for sewing machines

Details Chainstitch forming device for sewing machines Chainstitch forming device for sewing machines

1978-01-19

1979-08-21

Reynolds, Wm. Carter

Sewing

Stitch forming

Convertible

112201, D05B 114

Patent

active

041649087

ABSTRACT:
A chain stitch forming device includes a loop retaining member for holding a thread loop having been released from a beak of a loop taker. The loop retaining member is provided at the under side of a restraining member which serves to prevent rotation of a bobbin case retainer and is operated in accordance with a cam surface which is directly connected to a lower shaft of the sewing machine.

REFERENCES:
patent: 2989017 (1961-06-01), Taketomi
patent: 3428008 (1969-02-01), Casas-Robert
patent: 3602168 (1971-08-01), Yamashita
patent: 3675603 (1972-07-01), Yamashita

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