Oxygen sensor element with a ceramic heater and a method for man

Chemistry: electrical and wave energy – Apparatus – Electrolytic

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Details

228124, 219543, 219544, 219553, G01N 2746

Patent

active

045404798

ABSTRACT:
An oxygen sensor element with a ceramic heater, having a cylindrical element body formed of an oxygen ion permeable solid electrolyte with one end closed, inner and outer electrodes formed on the inner and outer surfaces of the element body, and an electrode protective layer covering at least one of the inner and outer electrodes, the ceramic heater including a bar-like ceramic core member, a ceramic covering layer which covers the outer surface of the ceramic core member and a heating member disposed in the interface between the core member and the covering layer.

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