发明名称 |
Spark plug with fine wire rivet firing tips and method for its manufacture |
摘要 |
A spark plug for an internal combustion engine is provided with a fine wire platinum firing tip. The platinum tip is preformed in a rivet before being welded to the center electrode during manufacture of the spark plug. Accordingly, the amount of platinum required is closely controlled,
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申请公布号 |
US5456624(A) |
申请公布日期 |
1995.10.10 |
申请号 |
US19940214727 |
申请日期 |
1994.03.17 |
申请人 |
ALLIEDSIGNAL INC. |
发明人 |
MOORE, DAVID J.;BARRETT, WILLIAM A.;PAINTER, THOMAS C. |
分类号 |
H01T13/39;H01T21/02;(IPC1-7):H01T21/02 |
主分类号 |
H01T13/39 |
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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