Sewing machine with a device for directly driving the feeding sh

Details Sewing machine with a device for directly driving the feeding sh Sewing machine with a device for directly driving the feeding sh

1978-10-25

1981-09-01

Nerbun, Peter P.

Sewing

Stitch forming

Feeding work material

D05B 2700

Patent

active

042865328

ABSTRACT:
The invention relates to a sewing machine and more particularly relates to a device for directly driving the fabric feeding shaft of the sewing machine independently of the upper main shaft and the lower loop taker drive shaft so as to secure a correct movement of the feeding shaft in a timed relation with the upper main shaft and the lower loop taker drive shaft for the purpose of avoiding the breakage of the needle and the formation of loosened stitches.

REFERENCES:
patent: 2690724 (1954-10-01), Eisenbeiss
patent: 4080914 (1978-03-01), Ishida et al.
patent: 4131075 (1978-12-01), Wurst
patent: 4142473 (1979-03-01), Itoh
patent: 4143605 (1979-03-01), Soeda et al.

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