Hook system for sewing machine

Details Hook system for sewing machine Hook system for sewing machine

1999-05-21

2000-06-20

Izaguirre, Ismael

Sewing

Elements

Revolving hooks

D05B 5726

Patent

active

060764775

ABSTRACT:
A hook system for a sewing machine having a hook assembly with a first operating axis, a bobbin basket assembly which is mounted to the hook assembly for movement relative to the hook assembly around the first operating axis, and a bobbin case assembly which is mounted on and separable from the bobbin basket assembly and defines at least a part of a receptacle for a bobbin. The bobbin case assembly has a peripheral wall extending around the first operating axis and a confining wall extending from the peripheral wall. The peripheral wall and confining wall have a combined mass. At least 50% of the combined mass of the peripheral wall and confining wall is made from a non-metal material.

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