发明授权
US08536770B2 Plasma jet spark plug 失效
等离子喷射火花塞

Plasma jet spark plug
摘要:
A plasma jet spark plug capable of preventing a channeling progress and having excellent heat conduction. The plasma jet spark plug comprised of: a ceramic insulator having a small diameter portion which assumes a linear shape in an axial direction, and a center electrode has an outer diameter increasing in the order of a frontmost portion, a step portion, a front end portion and a body portion.
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