Electric heating – Inductive heating – With heat exchange
Patent
1992-08-10
1994-11-29
Leung, Philip H.
Electric heating
Inductive heating
With heat exchange
219675, 336232, H05B 644
Patent
active
053692497
ABSTRACT:
A heating apparatus for an electromagnetic cooker and the manufacturing method has an improved electromagnetic induction characteristic and its capacity can be easily changed. The heating apparatus comprises a substrate made of an insulating material, a plurality of conductive fine lines formed in a spiral shape on the substrate and having a uniform thickness and width, and a pair of electrode terminals formed on the both ends of the plurality of fine lines, with for supplying a power source.
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patent: 4999597 (1991-03-01), Gaynor
Gold Star Co. Ltd.
Leung Philip H.
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