Driving circuit of turntable motor in microwave oven

Details Driving circuit of turntable motor in microwave oven Driving circuit of turntable motor in microwave oven

1996-12-13

1999-08-24

Leung, Philip H.

Electric heating

Microwave heating

Field modification

219715, 219760, 219757, H05B 666, H05B 678

Patent

active

059421452

ABSTRACT:
The invention relates to an apparatus and method for operating a turntable motor in a microwave oven. The inventive system includes a transformation of a commercial power supply into a lower voltage power source for application to the turntable motor when the turntable motor is operated in response to a control signal.

REFERENCES:
patent: 3341723 (1967-09-01), Tourtellot
patent: 3612675 (1971-10-01), Ruta
patent: 4121079 (1978-10-01), Harmon
patent: 4219715 (1980-08-01), Mandle et al.
patent: 4308445 (1981-12-01), Offutt
patent: 4383156 (1983-05-01), Furusawa
patent: 4517432 (1985-05-01), Ishii et al.
patent: 4762463 (1988-08-01), Yang
patent: 4812607 (1989-03-01), Cornell
patent: 4937513 (1990-06-01), Hoemann et al.

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