发明名称 |
A vacuum switch and a vacuum switchgear using the same |
摘要 |
<p>There is disclosed a vacuum insulation switch provided with a movable electrode, a stationary electrode and an earthing electrode, which are insulated from each other, in a vacuum container made of a conductive material which is earthed, and a switchgear using the same. Since the vacuum insulation, which is excellent in the insulation ability, is utilized, the switch is drastically miniaturized and the number of constituent parts are reduced, whereby the manufacturing cost of the switch and the switchgear can be decreased. <IMAGE></p> |
申请公布号 |
EP0893811(A2) |
申请公布日期 |
1999.01.27 |
申请号 |
EP19980113825 |
申请日期 |
1998.07.23 |
申请人 |
HITACHI, LTD. |
发明人 |
TANIMIZU, TORU;KOBAYASHI, MASATO;KIKUKAWA, SHUICHI;MORITA, AYUMU;SUZUKI, MINORU;HAKAMATA, YOSHIMI;KOJIMA, KATSUNORI;SHIBATA, YOZO;GOTOH, YOSHITOMO;TERAI, MAKOTO;OKADA, TAKUYA;NAKATSUGAWA, NAOKI |
分类号 |
H01H33/66;H01H1/58;H01H31/00;H01H33/666;H02B13/02;(IPC1-7):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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