| 摘要 |
Automotive spark plug having an injection molded body which includes the central electrode and connnecting cap and the grounded electrode. In one embodiment, the grounded electrode is secured to a threaded metal cap which is mounted on a band integral with the molded body, and which has support legs extending into the molded body. In a second embodiment, the molded body is appropriately threaded and the grounded electrode extends into the interior radius of the threads so as to provide a proper ground.
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