发明名称 |
PLASMA-JET IGNITION PLUG |
摘要 |
To provide a plasma jet spark plug capable of preventing a channeling progress and having excellent heat conduction. The plasma jet spark plug is comprised of: a ceramic insulator 10 having a small diameter portion 15 which assumes a linear shape in an axis O direction, and a center electrode 20 has an outer diameter increasing in the order of a frontmost portion 23, a step portion 24, a front end portion 22 and a body portion 21. |
申请公布号 |
EP2381547(A4) |
申请公布日期 |
2013.05.01 |
申请号 |
EP20090834417 |
申请日期 |
2009.12.22 |
申请人 |
NGK SPARKPLUG CO., LTD. |
发明人 |
KAMEDA, HIROYUKI;SATO, YOSHIKUNI;NAKANO, DAISUKE;YAMAMURA, NAOFUMI;KASAHARA, DAISUKE |
分类号 |
H01T13/52;H01T13/34;H01T13/39;H01T13/50 |
主分类号 |
H01T13/52 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|