SPARK PLUG HAVING 360 DEGREE GROUND ELECTRODE

摘要

A spark plug (100, Figures 1-5) is provided having a center electrode (107), having an axis and a base (110) having threads on it and end The spark plug also includes a generally circular ground electrode (113) generally concentric with an extension of the axis of the center electrode and having a substantially centrally located opening The ground electrode is supported in relation to the center electrode by a plurality of curved supporting arms (112) extending between the circular ground electrode and the end of the base Th end of the base is arcuately notched between the arms.