Foot controller connection error detection device for sewing...

Details Foot controller connection error detection device for sewing... Foot controller connection error detection device for sewing...

2006-03-07

2006-03-07

Nerbun, Peter (Department: 3765)

Sewing

Special machines

Pattern controlled or programmed

C112S217400, C200S086500, C318S551000

Reexamination Certificate

active

07007619

ABSTRACT:
A foot controller connection error detection device of the present invention includes a foot controller to output a start/stop instruction and a rotation speed instruction of a sewing machine motor to a control unit to control the sewing machine motor, a plug to disconnectably connect the foot controller to the control unit and a contact failure detection unit to detect a contact failure of the connector between the plug and the control unit.

REFERENCES:
patent: 4299182 (1981-11-01), Tanaka
patent: 4393796 (1983-07-01), Dunn et al.
patent: A 55-71186 (1980-05-01), None

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