Infrared radiator
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsMasaki Ikeda, Atsushi Nishino, Tadashi Suzuki
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Abstract
An infrared radiator is disclosed which comprises a molded mass of an infrared radiating material and a frit material both in the form of powders which are fusingly bonded together on molding with or without use of a metallic substrate. Alternatively, the infrared radiator comprises a metallic substrate, an enamel coated layer formed on the substrate and made of a first material, the layer being roughened to have a certain level of surface roughness, and an infrared radiating material deposited on the enamel coated layer.
Claims11
An infrared radiator comprising a molded mass of an infrared radiating material and a frit material both in the form of powders in a mixing ratio by weight of 0.2:1 to 9:1, the powders being fusingly bonded together.
An infrared radiator for cooking and heating devices comprising a metallic substrate, an enamel coated layer formed on said metallic substrate, having a surface center line average roughness Ra of above 1.mu. and made of a frit material showing a fusion flow of below 75 mm, and a infrared radiating material deposited on the surface of said enamel coated layer.
Dependencies are inferred from the claim text.