Workpiece feeding device for a sewing machine

Details Workpiece feeding device for a sewing machine Workpiece feeding device for a sewing machine

1980-10-01

1983-11-08

Hunter, H. Hampton

Sewing

Stitch forming

Feeding work material

D05B 2706

Patent

active

044135823

ABSTRACT:
In a sewing machine a workpiece feeding device having a lower feeding member intermittently and reversably driven and an upper feeding member in a steady contact with the workpiece and drivingly connected to the lower feeding member by means of connecting elements including one-way coupling means and a device arranged between the latter and the upper feeding member for interrupting or reversing the upper feed motion simultaneously when reversing the lower feeding member; different embodiments are described.

REFERENCES:
patent: 2265605 (1941-12-01), Kucera
patent: 3141428 (1964-07-01), Roeber et al.
patent: 3485193 (1969-12-01), Landwehr et al.
patent: 4152995 (1979-05-01), Klundt
patent: 4341172 (1982-07-01), Thompson
patent: 4364321 (1982-12-01), Bochert

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