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公开(公告)号:US4367382A
公开(公告)日:1983-01-04
申请号:US041929
申请日:1979-05-24
IPC分类号: H01H1/02 , H01H33/664 , H01H33/66
CPC分类号: H01H33/6644 , H01H1/0203
摘要: In a vacuum circuit breaker of the type comprising coil electrodes for producing longitudinal magnetic flux and contacts made of an Ag-WC sintered alloy, the intensity of the magnetic field is made to be higher than 50 gausses/I.sub.B.
摘要翻译: 在包括用于产生纵向磁通量的线圈电极和由Ag-WC烧结合金制成的触点的类型的真空断路器中,使得磁场强度高于50高斯/ IB。
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公开(公告)号:US4345130A
公开(公告)日:1982-08-17
申请号:US212412
申请日:1980-12-03
CPC分类号: H01H1/023 , Y10S428/929 , Y10T428/12576 , Y10T428/12896
摘要: Disclosed is an electrical contact of composite layer type which comprises an interrupting layer consisting of Cu-W alloy, Cu-WC alloy or Cu-W-WC alloy containing 20 to 60 wt % of Cu and being bonded to the top surface of a base plate, and a contacting layer consisting of Ag-WC alloy, Ag-W alloy or Ag-W-WC alloy containing 20 to 60 wt % of Ag and being bonded to the top surface of said interrupting layer.
摘要翻译: 公开了一种复合层类型的电接触,其包括由Cu-W合金,Cu-WC合金或Cu-W-WC合金组成的中断层,其含有20至60重量%的Cu并且结合到基底的顶表面 由Ag-WC合金,Ag-W合金或含有20〜60重量%Ag的Ag-W-WC合金构成的接合层,并与所述中断层的顶面接合。
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公开(公告)号:US4027134A
公开(公告)日:1977-05-31
申请号:US721956
申请日:1976-09-10
CPC分类号: B23H1/06
摘要: An electrode for electrical discharge machining formed of a tungsten-based alloy including Ag and/or Cu, 15 to 40% by weight, and ZrO.sub.2, 0.5 to 10% by weight.
摘要翻译: 一种由包含Ag和/或Cu的钨基合金形成的放电加工用电极,其为15〜40重量%,ZrO 2为0.5〜10重量%。
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