Fine-feed adjusting device of a sewing machine

Details Fine-feed adjusting device of a sewing machine Fine-feed adjusting device of a sewing machine

1984-10-19

1986-04-29

Schroeder, Werner H.

Sewing

Stitch forming

Feeding work material

112446, D05B 304

Patent

active

045849552

ABSTRACT:
In a sewing machine having a feed adjusting device which is operated by means of a drive pulse motor, a feed adjusting member is pivoted relative to an attaching member such that the feed adjusting member is turned about an axis of an output shaft of the pulse motor by rotating a fine feed-adjusting member, an eccentric part of which is mounted in a groove formed in the feed adjusting member so that a fine adjustment of the feed pitch may be provided.

REFERENCES:
patent: 4103632 (1978-08-01), Bowles
patent: 4145982 (1979-03-01), Kume et al.
patent: 4167912 (1979-09-01), Sedlatschek et al.

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