发明授权
- 专利标题： Electrical contact material and method of preparing same
- 专利标题（中）： 电接触材料及其制备方法
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申请号： US309982申请日： 1989-02-13
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公开(公告)号： US4908158A公开(公告)日： 1990-03-13
- 发明人: Koji Tsuji , Shuji Yamada , Yoshinobu Takegawa
- 申请人： Koji Tsuji , Shuji Yamada , Yoshinobu Takegawa
- 申请人地址： JPX Osaka
- 专利权人： Matsushita Electric Works, Ltd.
- 当前专利权人： Matsushita Electric Works, Ltd.
- 当前专利权人地址： JPX Osaka
- 优先权： JPX61-199744 19860826
- 主分类号： H01H1/023
- IPC分类号： H01H1/023 ; C22C5/10 ; H01H1/0237 ; H01H11/04
摘要：
An electrical contact material consists of Ag in which a metallic oxide is produced and dispersed through an internal oxidation and containing as metallic elements Cd, Mn and Al. With this contact material of this composition, there can be shown a high anti-welding property and a stably low contact resistance.
公开/授权文献
- US4451918A Test signal reloader 公开/授权日：1984-05-29
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