Thread tensioning module for a sewing machine

Details Thread tensioning module for a sewing machine Thread tensioning module for a sewing machine

1983-07-11

1984-06-12

Schroeder, Werner H.

Sewing

Elements

Tensioning

242149, D05B 4702

Patent

active

044534809

ABSTRACT:
A thread tensioning module for use on a sewing machine is provided with a plastic housing and with mechanism at the rear of the housing for receiving and applying frictional resistance to the movement of thread therethrough. The mechanism includes a pair of thread engageable members, one of which extends beyond the other and the side wall of the module on the thread entering side thereof to catch and enable thread to be positioned between the members.

REFERENCES:
patent: 119589 (1871-10-01), Estabrooke
patent: 3557731 (1971-01-01), Casas-Robert
patent: 3667414 (1972-06-01), Illes et al.
patent: 3927631 (1975-12-01), Kuhar
patent: 4111140 (1978-09-01), Gonnai et al.
patent: 4141306 (1979-02-01), Weber
patent: 4180006 (1979-12-01), Ross
patent: 4372502 (1983-02-01), Larsen et al.
U.S. patent application Ser. No. 246,531, filed Mar. 23, 1981, of Robert H. Larsen and Anthony Giaimo.

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