Operation apparatus for a sewing machine

Details Operation apparatus for a sewing machine Operation apparatus for a sewing machine

1992-03-19

1994-08-23

Ro, Bentsu

Electricity: motive power systems

Portable-mounted motor and/or portable-mounted electrical...

318254, 318558, 310 68R, 112220, D05B 6912

Patent

active

053410742

ABSTRACT:
An operation apparatus for a sewing machine has an electric motor for driving the sewing machine and electronic components for operating and controlling the electric motor and sewing machine; the electric motor and electronic components are accommodated within a common, heat-conductive box-type body effective to dissipate the heat generated inside the body by the electric motor and the electronic components to the outside.

REFERENCES:
patent: 3789783 (1974-02-01), Cook et al.
patent: 4668898 (1987-05-01), Harms et al.
patent: 4749923 (1988-06-01), Chieng
patent: 4988905 (1991-01-01), Tolmie, Jr.
patent: 5018466 (1991-05-01), Hasegawa

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