Microwave oven with a motor driven electric heater

Details Microwave oven with a motor driven electric heater Microwave oven with a motor driven electric heater

1985-03-28

1986-06-24

Leung, Philip H.

Electric heating

Metal heating

Of cylinders

219 1055E, 219 1055R, 219400, 219404, H05B 664

Patent

active

045969140

ABSTRACT:
A motor drive for a heater in a microwave oven is disclosed which drives the rotation of the heater by the motor and controls the rotation of the motor with a control device to automatically position the heater suitably for cooking, thus preventing under or overcooking. A device is provided to permit the heater to rotate freely between a vertical position opposing a convection fan in the heating chamber and a horizontal position directly above a tray, a motor and transmission device are provided to drive the rotation of the heater, and a control device is provided to control the rotation of the motor.

REFERENCES:
patent: 3522414 (1970-08-01), Kramer
patent: 4357513 (1982-11-01), Kawata et al.
patent: 4488025 (1984-12-01), Tanabe

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