发明名称 |
Vacuum switching apparatus including first and second movable contact assemblies, and vacuum electrical switching apparatus including the same |
摘要 |
A vacuum switching apparatus includes a vacuum envelope; a fixed contact assembly partially within the vacuum envelope; a first movable contact assembly partially within the vacuum envelope; a second movable contact assembly partially within the vacuum envelope; a first bellows within the vacuum envelope and cooperating with the first movable contact assembly to maintain a partial vacuum within the vacuum envelope; and a second bellows within the vacuum envelope and cooperating with the first movable contact assembly and the second movable contact assembly to maintain a partial vacuum within the vacuum envelope.
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申请公布号 |
US8575509(B2) |
申请公布日期 |
2013.11.05 |
申请号 |
US201113245985 |
申请日期 |
2011.09.27 |
申请人 |
MARCHAND FRANCOIS J.;MAYO STEPHEN D.;LI WANGPEI;XIE KESONG;LECCIA BRAD R.;LEUSENKAMP MARTIN B. J.;EATON CORPORATION |
发明人 |
MARCHAND FRANCOIS J.;MAYO STEPHEN D.;LI WANGPEI;XIE KESONG;LECCIA BRAD R.;LEUSENKAMP MARTIN B. J. |
分类号 |
H01H33/66 |
主分类号 |
H01H33/66 |
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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