Sewing machine with upper thread dyeing mechanism

Details Sewing machine with upper thread dyeing mechanism Sewing machine with upper thread dyeing mechanism

1982-11-12

1985-09-03

Nerbun, Peter

Sewing

Elements

1122661, 112 79A, 112275, D05B 6700

Patent

active

045385351

ABSTRACT:
A sewing machine is provided with an upper thread dyeing mechanism for dyeing an upper thread a given color while driving the sewing machine. An upper thread feeding mechanism is also provided for the sewing machine and operative in combination with the dyeing mechanism when a stitching operation is initiated or a change in color of the upper thread is required. A predetermined amount of the upper thread, which remains to be located on the sewing machine, is drawn out by the feeding mechanism, while being colored by the dyeing mechanism.

REFERENCES:
patent: 2910026 (1959-10-01), Ajouelo
patent: 3883298 (1975-05-01), Platt
patent: 4106416 (1978-08-01), Blackstone, Jr. et al.
patent: 4453477 (1984-06-01), Gerber
patent: 4465005 (1984-08-01), Eguchi et al.

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