Sewing – Special machines – Darning
Patent
1980-12-29
1984-03-06
Nerbun, Peter P.
Sewing
Special machines
Darning
112158E, 112304, 112320, D05B 2100
Patent
active
044347294
ABSTRACT:
A work manipulating mechanism for a sewing machine attachable to the presser bar thereof which utilizes a pair of spaced apart endless belts on a first drive plate to feed an endless quantity of work material through a sewing machine in the formation of an ornamental pattern or monogramming, the first drive plate being shiftable in an orthogonal direction by a second drive plate attachable to the presser bar of a sewing machine. The first drive plate may be shifted by a rack and pinion connection to a stepper motor supported on the second drive plate, and the work material may be shifted by a stepper motor connected to one of a pair of shafts carrying sprockets encircled by the endless belts in contact with the work material.
REFERENCES:
patent: 3448705 (1969-06-01), Scherr et al.
patent: 3830175 (1974-08-01), Levor
patent: 4309950 (1982-01-01), Franklin
patent: 4325313 (1982-04-01), Kawai et al.
patent: 4325315 (1982-04-01), Totino et al.
Bell Edward L.
Nerbun Peter P.
Schmidt Edward P.
Smith Robert E.
The Singer Company
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