SPARK PLUG
    2.
    发明公开
    SPARK PLUG 有权
    火花塞

    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

    IPC分类号: H01T13/36 F02P13/00

    CPC分类号: H01T21/02 F02P13/00 H01T13/36

    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。