| 摘要 |
A ceramic heating device has a metallic body having a central bore and means for securing the metallic body to a cylinder head of an engine, a ceramic heater portion having a tapered body and a conductor for electrically connecting a core of the ceramic heater portion. The central bore wedgingly receives the ceramic heater portion within the central bore securing electrical contact with the metallic body and positions a distal tip of the ceramic heater portion longitudinally from the metallic body.
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