发明授权
- 专利标题: Spark plug
- 专利标题(中): 火花塞
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申请号: US14345895申请日: 2012-08-03
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公开(公告)号: US09391429B2公开(公告)日: 2016-07-12
- 发明人: Detlef Hartmann , Dietrich Trachte
- 申请人: Detlef Hartmann , Dietrich Trachte
- 申请人地址: DE Stuttgart
- 专利权人: ROBERT BOSCH GMBH
- 当前专利权人: ROBERT BOSCH GMBH
- 当前专利权人地址: DE Stuttgart
- 代理机构: Norton Rose Fulbright US LLP
- 优先权: DE102011083640 20110928
- 国际申请: PCT/EP2012/065279 WO 20120803
- 国际公布: WO2013/045145 WO 20130404
- 主分类号: H01T13/20
- IPC分类号: H01T13/20 ; H01T13/39 ; H01T15/00
摘要:
A spark plug for an internal combustion engine, including: a center electrode having a first noble metal pin of a first diameter mounted thereon, and a ground electrode having a second noble metal pin of a second diameter mounted thereon, the noble metal pins of the center electrode and of the ground electrode being mutually opposed at the end faces thereof; and the first diameter of the first noble metal pin of the center electrode being larger than the second diameter of the second noble metal pin of the ground electrode.
公开/授权文献
- US20140320010A1 SPARK PLUG 公开/授权日:2014-10-30