Electric heating – Metal heating – Of cylinders
Patent
1978-07-03
1980-01-22
Grimley, Arthur
Electric heating
Metal heating
Of cylinders
H05B 906
Patent
active
041851820
ABSTRACT:
A microwave oven is provided having a field stirring and shifting device for use at high power levels. A circular plate having a set of parallel strips affixed to its surface is mounted in a recessed position in one wall of the heating chamber of a microwave oven. The plate is rotated to periodically affect the microwave heating field distribution in the chamber and to provide more uniform heating of objects in the chamber.
REFERENCES:
patent: 2618735 (1952-11-01), Hall
patent: 2920174 (1960-01-01), Haagensen
patent: 3189722 (1965-06-01), Fritz
patent: 3364332 (1968-01-01), Reftmark
patent: 3436507 (1969-04-01), Puschner
patent: 3474211 (1969-10-01), Soulier
patent: 3517152 (1970-06-01), Gialobbe
patent: 3526737 (1970-09-01), Black
patent: 4054768 (1977-10-01), White et al.
patent: 4144436 (1979-03-01), Hauck
Armstrong Cork Company
Grimley Arthur
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