CN2747697Y - 220kV六氟化硫组合电器用断路器系统 - Google Patents
220kV六氟化硫组合电器用断路器系统 Download PDFInfo
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- CN2747697Y CN2747697Y CN 200420110768 CN200420110768U CN2747697Y CN 2747697 Y CN2747697 Y CN 2747697Y CN 200420110768 CN200420110768 CN 200420110768 CN 200420110768 U CN200420110768 U CN 200420110768U CN 2747697 Y CN2747697 Y CN 2747697Y
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- circuit breaker
- operating mechanism
- valve
- hydraulic
- breaker system
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Application Number | Priority Date | Filing Date | Title |
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CN 200420110768 CN2747697Y (zh) | 2004-12-07 | 2004-12-07 | 220kV六氟化硫组合电器用断路器系统 |
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CN 200420110768 CN2747697Y (zh) | 2004-12-07 | 2004-12-07 | 220kV六氟化硫组合电器用断路器系统 |
Publications (1)
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CN2747697Y true CN2747697Y (zh) | 2005-12-21 |
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CN 200420110768 Expired - Fee Related CN2747697Y (zh) | 2004-12-07 | 2004-12-07 | 220kV六氟化硫组合电器用断路器系统 |
Country Status (1)
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CN (1) | CN2747697Y (zh) |
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2004
- 2004-12-07 CN CN 200420110768 patent/CN2747697Y/zh not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANGHAI ZHONGFA EXTRAHIGH VOLTAGE APPLIANCES CO. Free format text: FORMER OWNER: ZHONGFA ELECTRIC APPLIANCE CO., LTD. Effective date: 20080425 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080425 Address after: No. 5088, Puxing Road, Jinhui Town, Fengxian District, Shanghai, zip code: 201404 Co-patentee after: Zhongfa Electrical Co Ltd Patentee after: Shanghai Zhong FA Extra High Voltage Electric Appliance Co., Ltd. Address before: No. 99, Century Commerce Building, No. 16, Shanghai, Changshou Road: 200060 Patentee before: Zhongfa Electrical Co Ltd |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051221 Termination date: 20111207 |