| 发明名称 |
Contact material for vacuum circuit breaker. |
| 摘要 |
<p>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 40% by weight or below of niobium, the total quantity of chromium and niobium in said contact material being 10% by weight and above.</p> |
| 申请公布号 |
EP0109088(A1) |
申请公布日期 |
1984.05.23 |
| 申请号 |
EP19830111417 |
申请日期 |
1983.11.15 |
| 申请人 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
发明人 |
NAYA, EIZO;OKUMURA, MITSUHIRO |
| 分类号 |
H01H1/02;(IPC1-7):01H1/02;01H33/66;22C9/00 |
主分类号 |
H01H1/02 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
