发明名称 |
Silver-iron material for electrical contacts |
摘要 |
Electrical contacts are formed from a silver-iron material which contains 3 to 30% by weight of iron and one or more of the components manganese, copper, zinc, antimony, bismuth oxide, molybdenum oxide, tungsten oxide or chromium nitride in amount totalling 0.05 to 5 weight percent, the balance being silver. These materials are suitable for forming electrical contacts of a wide variety. Tantalum is an optional component which may also be utilized particularly when 0.2 percent to 2 percent zinc is present.
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申请公布号 |
US4859238(A) |
申请公布日期 |
1989.08.22 |
申请号 |
US19880201726 |
申请日期 |
1988.06.03 |
申请人 |
DEGUSSA AKTIENGESELLSCHAFT |
发明人 |
WEISE, WOLFGANG;WOLMER, ROGER;BRAUMANN, PETER |
分类号 |
C22C1/04;C22C32/00;H01H1/023 |
主分类号 |
C22C1/04 |
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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