| 发明名称 |
Spark plug for engines comprises a central electrode with a first region containing a precious metal (alloy) and a second region containing nickel |
| 摘要 |
<p>Spark plug (10) comprises a central electrode (51) with a first region (91) and a second region (92). The first region contains a precious metal or a precious metal alloy and the second region contains at least 90 wt.% nickel.</p> |
| 申请公布号 |
DE10342912(A1) |
申请公布日期 |
2005.04.21 |
| 申请号 |
DE2003142912 |
申请日期 |
2003.09.17 |
| 申请人 |
ROBERT BOSCH GMBH |
发明人 |
HRASTNIK, KLAUS;KAISER, THOMAS;SCHOLZ, DIRK |
| 分类号 |
H01T13/39;(IPC1-7):H01T13/39 |
主分类号 |
H01T13/39 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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