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公开(公告)号:EP1931002B1
公开(公告)日:2014-11-12
申请号:EP06782878.0
申请日:2006-08-22
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公开(公告)号:EP1931002A1
公开(公告)日:2008-06-11
申请号:EP06782878.0
申请日:2006-08-22
摘要: A spark plug 100, comprising a center electrode 3 which is extended in an axial direction, a cylindrical insulator 2 which holds the center electrode 3, and a cylindrical main metal fitting 1 which has a ground electrode 10 at a tip end portion and a tool engagement portion 8 for mounting on an engine, wherein the main metal fitting 1 has a part of a rear end side from the tool engagement portion 8 as a metal fitting-side fitting portion 9 and holds the insulator 2 in a tightly fitted state in a radial direction by the metal fitting-side fitting portion 9.
摘要翻译: 火花塞100包括沿轴向延伸的中心电极3,保持中心电极3的圆柱形绝缘体2以及在末端部分具有接地电极10的圆柱形主金属配件1以及工具 其中主金属配件1具有作为金属配件侧配合部9的工具配合部8的后端侧的一部分,并且将绝缘体2以紧配合状态保持在 径向通过金属配件侧配合部9。
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