发明名称 |
Method for manufacturing an insulator for spark plug |
摘要 |
<p>A method for manufacturing an insulator for a spark plug is provided. The method includes: a preparing step; a press pin arranging step; a powder filling step after the press pin arranging step; a cavity blocking step after the powder filling step; a compression molding step after the cavity blocking step; a die releasing step after the compression molding step; and a press pin removing step after the die releasing step.</p> |
申请公布号 |
EP2103402(A2) |
申请公布日期 |
2009.09.23 |
申请号 |
EP20090155653 |
申请日期 |
2009.03.19 |
申请人 |
NGK SPARK PLUG CO., LTD |
发明人 |
HONDA, TOSHITAKA;MIZUNO, TAKAMITSU;SAKURAI, SHINICHI |
分类号 |
B28B1/30;B28B3/00;B30B11/00;B30B15/02;H01T13/34;H01T21/02 |
主分类号 |
B28B1/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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