发明授权
- 专利标题: Gas-blast electric cut-out device
- 专利标题(中): 气体电动切断装置
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申请号: US727750申请日: 1976-09-29
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公开(公告)号: US4114004A公开(公告)日: 1978-09-12
- 发明人: Jacques Dayet , Joseph Martin , Charles Nicola
- 申请人: Jacques Dayet , Joseph Martin , Charles Nicola
- 申请人地址: FR Villeurbanne
- 专利权人: Delle-Alsthom S.A.
- 当前专利权人: Delle-Alsthom S.A.
- 当前专利权人地址: FR Villeurbanne
- 优先权: FR7530996 19751009
- 主分类号: H01H33/91
- IPC分类号: H01H33/91 ; H01H33/12 ; H01H33/14 ; H01H33/90 ; H01H33/915 ; H01H33/88
摘要:
A gas-blast circuit-breaker comprises arcing contacts provided with nozzles of the same diameter, operating means ensuring an original movement of a mobile one of the arcing contacts in the opposite direction to that of the mobile main contact at the opening of the device.
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