Ceramic heater

Electric heating – Heating devices – Combined with container – enclosure – or support for material...

Reexamination Certificate

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Details

C219S468100, C219S444100, C219S445100, C219S543000, C219S544000, C219S546000, C219S547000, C219S548000, C219S542000, C338S308000, C338S306000, C338S307000, C338S309000, C338S310000

Reexamination Certificate

active

07812289

ABSTRACT:
A ceramic heater according to the present invention includes a heating portion made of ceramics, and a cooling plate portion. In the heating portion, a belt like printed electrode is formed continuously in a spiral shape along a circumferential direction, and in the printed electrode, slits extended in a width direction of the printed electrode are provided. In such a way, a ceramic heater in which uniform heating performance in the heating surface is high can be obtained.

REFERENCES:
patent: 04-101380 (1992-04-01), None

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