Microwave ovens

Details Microwave ovens Microwave ovens

1975-12-04

1977-03-01

Grimley, Arthur T.

Electric heating

Metal heating

Of cylinders

174 35R, 174 35MS, H05B 906

Patent

active

040103439

ABSTRACT:
Microwave oven is provided with an improved door screen which allows an undisturbed clean observation of the heating chamber and at the same time assures safety and durability in use. The door screen comprises an electromagnetic wave shielding means made of a metal mesh interposed between a pair of transparent plates. The metal mesh is constituted by electrically conductive woven wires having a predetermined diameter with the space between the wires also being numerically predetermined.

REFERENCES:
patent: 2782292 (1957-02-01), Long
patent: 2920174 (1960-01-01), Haagensen
patent: 2958754 (1960-11-01), Hahn
patent: 3304401 (1967-02-01), Long
patent: 3879595 (1975-04-01), Lamb
Data Sheet EMC-700, "Tecknit", Technical Wire Products Inc., 1972.

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