Cooling apparatus for a microwave oven having lighting lamps

Details Cooling apparatus for a microwave oven having lighting lamps Cooling apparatus for a microwave oven having lighting lamps

1998-11-13

1999-12-21

Leung, Philip H.

Electric heating

Microwave heating

Enclosed cavity structure

219685, 219758, 219681, 126 21A, H05B 680

Patent

active

06005235&

ABSTRACT:
This invention relates to a cooling apparatus for a microwave oven using lighting lamps as a heat source other than microwaves. According to this invention, the microwave oven comprises a pair of lighting lamps set on the upside and downside of a cavity and a pair of cooling fans to supply airflow for cooling the lighting lamps. The airflow by the cooling fan goes towards the inner part of the microwave oven from its outer part, thereby primarily cooling the lighting lamps. In addition, part of the airflow cooling the lighting lamps is exhausted from the microwave oven through the inside cavity of the microwave oven inner air of cavity in harmony.

REFERENCES:
patent: 4283614 (1981-08-01), Tanaka et al.
patent: 4477706 (1984-10-01), Mittelsteadt
patent: 4550245 (1985-10-01), Arai et al.
patent: 4680448 (1987-07-01), Lester
patent: 4728763 (1988-03-01), Bell et al.
patent: 5517005 (1996-05-01), Westerberg et al.

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