| 发明名称 |
CONTACT MATERIAL FOR VACUUM CIRCUIT BREAKER |
| 摘要 |
A contact material for a vacuum circuit breaker consists essentially of copper as the basic component, and, as the other components, 35% by weight or below of chromium and 50% by weight or below of tantalum, the total quantity of chromium and tantalum in said contact material being 10% by weight and above. |
| 申请公布号 |
DE3378088(D1) |
申请公布日期 |
1988.10.27 |
| 申请号 |
DE19833378088 |
申请日期 |
1983.11.02 |
| 申请人 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
发明人 |
OKUMURA, MITSUHIRO;NAYA, EIZO;DEMIZU, MICHINOSUKE |
| 分类号 |
H01H1/02;(IPC1-7):H01H1/02;C22C9/00;C22C27/06 |
主分类号 |
H01H1/02 |
| 代理机构 |
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代理人 |
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| 主权项 |
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