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    • 7. 发明授权
    • Spark plug having a reduced physical volume
    • 火花塞具有减小的物理体积
    • US08373337B2
    • 2013-02-12
    • US12308480
    • 2007-07-18
    • Thomas KaiserHermann KerstingDirk Scholz
    • Thomas KaiserHermann KerstingDirk Scholz
    • H01T13/20F02M57/06
    • H01T13/36H01T13/20H01T13/34
    • A spark plug for an internal combustion engine, including an electrical connecting arrangement on a connection-side end, an end on the combustion-chamber side pointing toward a combustion chamber, an insulator and a housing having a thread for attaching the spark plug to an engine component, a first sealing area and a second sealing area being provided between the insulator and the housing, the first sealing area being situated closer to the connection-side end and the second sealing area being situated closer to the end on the combustion-chamber side, a tool engagement area for transmitting a torque to the spark plug for fitting or removing the spark plug being situated in an area of the spark plug which lies between the connection-side end and the first sealing area.
    • 一种用于内燃机的火花塞,包括在连接侧端部上的电连接装置,指向燃烧室的燃烧室侧的端部,绝缘体和具有用于将火花塞附接到螺母的螺纹的壳体 发动机部件,第一密封区域和设置在绝缘体和壳体之间的第二密封区域,第一密封区域位于更靠近连接侧端部并且第二密封区域位于更靠近燃烧室的端部 一个工具接合区域,用于将扭矩传递到火花塞,用于装配或去除位于连接侧端部和第一密封区域之间的火花塞的区域内的火花塞。