发明授权
- 专利标题： Electrical self-purification ignition plug
- 专利标题（中）： 电自动点火插头
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申请号： US176800申请日： 1980-08-11
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公开(公告)号： US4442375A公开(公告)日： 1984-04-10
- 发明人: Kanemitsu Nishio , Shunichi Takagi , Yasuhiko Suzuki
- 申请人： Kanemitsu Nishio , Shunichi Takagi , Yasuhiko Suzuki
- 申请人地址： JPX Nagoya
- 专利权人： NGK Spark Plug Co., Ltd.
- 当前专利权人： NGK Spark Plug Co., Ltd.
- 当前专利权人地址： JPX Nagoya
- 优先权： JPX54-117208 19790914; JPX54-117209 19790914
- 主分类号： H01T13/14
- IPC分类号： H01T13/14 ; H01T13/39 ; H01T13/20
摘要：
An electrical self-purification ignition plug comprising a porcelain insulator ignition leg provided at its end surface opposed to a grounded electrode with a conical depression, and a center electrode exposed to the base surface of said conical depression and made integral with said porcelain insulator.