发明申请
- 专利标题： Gas insulated breaking device
- 专利标题（中）： 气体绝缘破坏装置
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申请号： US11436545申请日： 2006-05-19
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公开(公告)号： US20060260678A1公开(公告)日： 2006-11-23
- 发明人: Eiichi Nagao , Makiko Kawada , Tadao Minagawa , Ei Tsuchie , Kyoichi Ohtsuka
- 申请人： Eiichi Nagao , Makiko Kawada , Tadao Minagawa , Ei Tsuchie , Kyoichi Ohtsuka
- 申请人地址： JP Tokyo
- 专利权人： MITSUBISHI DENKI KABUSHIKI KAISHA
- 当前专利权人： MITSUBISHI DENKI KABUSHIKI KAISHA
- 当前专利权人地址： JP Tokyo
- 优先权： JP2005-147798 20050520; JP2005-147830 20050520
- 主分类号： H01L31/00
- IPC分类号： H01L31/00
摘要：
In a gas insulated breaking device which accommodates open/close elements including a puffer cylinder which compresses an insulation gas and extinguishes an arc and an electricity supply means which has a slide contact portion which is brought into slide contact with a slide contact portion of the puffer cylinder in the inside of a vessel in which the insulation gas is sealed, a relatively soft plating film is formed on the slide contact portion of the puffer cylinder, and a relatively hard plating film is formed on the slide contact portion of the electricity supply means, and the silver plating film of each slide contact portion has an inner layer thereof formed of a soft film and an outer layer thereof which constitutes a surface portion formed of a hard film.
公开/授权文献
- US08314355B2 Gas insulated breaking device 公开/授权日：2012-11-20