Ceramic heater

Electric heating – Heating devices – With heating unit structure

Patent

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Details

219541, 219552, 338306, H05B 310

Patent

active

048048232

ABSTRACT:
A ceramic heater having a ceramic substrate, a heat-generating resistor disposed in the interior of the ceramic substrate or on the surface of the ceramic substrate and terminals connected to both the ends of the heat-generating resistor, wherein the ceramic substrate is composed of a sintered body of a nitride of an element selected from the group consisting of silicon and aluminum and the heat-generating resistor is composed of a ceramic layer containing titanium nitride (TiN) or tungsten carbide (WC).

REFERENCES:
patent: 4449039 (1984-05-01), Fukazawa et al.
patent: 4453397 (1984-06-01), Ohta et al.
patent: 4652727 (1987-03-01), Hoshizaki et al.
patent: 4671058 (1987-06-01), Yoshida et al.
patent: 4697165 (1987-09-01), Ishiguro et al.

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