Pattern selecting device for sewing machines

Details Pattern selecting device for sewing machines Pattern selecting device for sewing machines

1981-12-18

1984-01-31

Nerbun, Peter P.

Sewing

Work manipulating

Guides

D05B 302

Patent

active

044283113

ABSTRACT:
A pattern selecting device for a sewing machine comprising a first cam group of the machine for swinging the needle bar thereof and adapted to be rotated at a predetermined speed reduced with respect to the speed of the main shaft of the sewing machine, a second cam group for swinging the needle bar, rotated at further speed reduction, and an amplitude transmission lever having a follower engageable with the cams of the first cam group, said lever being provided with two members each carrying a respective follower one of which is engageable with the cams of the second cam group and the other engageable with the pattern selecting cam controllable by a rotatable dial.

REFERENCES:
patent: 3795210 (1974-03-01), Adams et al.
patent: 4368681 (1983-01-01), Hanyu et al.

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