Sewing machine reversible feeding mechanism

Details Sewing machine reversible feeding mechanism Sewing machine reversible feeding mechanism

1983-03-17

1985-04-23

Schroeder, Werner H.

Sewing

Stitch forming

Feeding work material

112323, D05B 2706

Patent

active

045122725

ABSTRACT:
A feed gear of a sewing machine for reversibly driving a rotary feed dog, as for example, a conveyor belt, a chain or a feed wheel, having a first gear part for producing an oscillating movement, and a second gear part for converting the oscillating movements into reversible intermittent rotary movements. The second gear part is provided with oppositely arranged driven one-way couplings.

REFERENCES:
patent: 4187795 (1980-02-01), Norton
patent: 4271776 (1981-06-01), Landwehr et al.
patent: 4413582 (1983-11-01), Landwehr et al.

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