Bobbin assembly incorporating a thread tensioning assembly and m

Details Bobbin assembly incorporating a thread tensioning assembly and m Bobbin assembly incorporating a thread tensioning assembly and m

1999-07-26

2000-11-28

Izaguirre, Ismael

Sewing

Elements

Revolving hooks

112254, D05B 6300

Patent

active

061520578

ABSTRACT:
The combination of a bobbin case assembly and a supply of thread. The bobbin case assembly has a wall structure defining a receptacle for the supply of thread and a thread tensioning assembly on the wall structure including a thread tensioning element. The supply of thread projects from the receptacle and is wrapped at least partially around the thread tensioning element so as to produce resistance to the removal of the thread from the receptacle.

REFERENCES:
patent: 3381642 (1968-05-01), Bono
patent: 4275675 (1981-06-01), Killinger
patent: 4679513 (1987-07-01), Druffel
patent: 4884519 (1989-12-01), Dreier

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