Ceramic spark plug with compound head and process of glowing thereof

摘要

The present invention relates a ceramic igniter comprising: a) a pair of electrically conductive portions, each portion having a first end, b) a hot zone disposed between and in electrical connection with each of the first ends of the electrically conductive portions, the hot zone having an electrical path length of less than 0.5 cm, and c) an electrically non-conductive heat sink material contacting the hot zone.