CERAMIC HEATER AND MANUFACTURING METHOD FOR SAME

摘要

A ceramic heater of one aspect of the present invention comprises a ceramic tubular heater main body and a metal annular flange that is externally fitted to the heater main body. In the ceramic heater, the flange has a concave portion, one side of which, in the axial direction of the heater main body, is formed in a concave shape along the axial direction. Also, in the concave portion, a glass accumulation portion filled with glass is provided, and the glass disposed in this glass accumulation portion is fused to the flange and the heater main body.