CN103280350B - 一种变压器的保护开关装置 - Google Patents
一种变压器的保护开关装置 Download PDFInfo
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- CN103280350B CN103280350B CN201310218001.9A CN201310218001A CN103280350B CN 103280350 B CN103280350 B CN 103280350B CN 201310218001 A CN201310218001 A CN 201310218001A CN 103280350 B CN103280350 B CN 103280350B
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- working arm
- upper working
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- transformer
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CN201310218001.9A CN103280350B (zh) | 2013-06-04 | 2013-06-04 | 一种变压器的保护开关装置 |
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CN201310218001.9A CN103280350B (zh) | 2013-06-04 | 2013-06-04 | 一种变压器的保护开关装置 |
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CN103280350A CN103280350A (zh) | 2013-09-04 |
CN103280350B true CN103280350B (zh) | 2014-12-31 |
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CN201310218001.9A Active CN103280350B (zh) | 2013-06-04 | 2013-06-04 | 一种变压器的保护开关装置 |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105045981B (zh) * | 2015-07-06 | 2018-04-13 | 福州大学 | 弹簧‑档销结构开关档位槽轮廓曲线数值设计方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN203300500U (zh) * | 2013-06-04 | 2013-11-20 | 合肥正日电气有限公司 | 一种变压器的保护开关装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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GB233757A (en) * | 1924-02-05 | 1925-05-05 | Mario Zalum | Improvements in electric switch or cut-out mechanism |
NL120001C (nl) * | 1962-06-13 | 1964-10-15 | Coq Nv | Beschermde schakelaar voor hoge spanning |
CN200962392Y (zh) * | 2006-07-05 | 2007-10-17 | 张洪富 | 带有紧急脱扣装置的复合性负荷开关组合电器 |
CN201490047U (zh) * | 2009-09-01 | 2010-05-26 | 安徽省电力公司淮北供电公司 | 变压器保护开关 |
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CN203300500U (zh) * | 2013-06-04 | 2013-11-20 | 合肥正日电气有限公司 | 一种变压器的保护开关装置 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Protective switching device of transformer Effective date of registration: 20170724 Granted publication date: 20141231 Pledgee: Feixi Anhui rural commercial bank Limited by Share Ltd Pledgor: Hefei Zhengri Electrical Co., Ltd. Registration number: 2017340000128 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190917 Address after: 231400 No. 66 Nansi Road, Tongcheng Economic and Technological Development Zone, Tongcheng City, Anqing City, Anhui Province Patentee after: Anhui Zhengri Electric Co., Ltd. Address before: Liu Hong Lu Yang Industrial Park of Luyang District of Hefei City, Anhui Province, No. 3 230031 Patentee before: Hefei Zhengri Electrical Co., Ltd. |
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TR01 | Transfer of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20191119 Granted publication date: 20141231 Pledgee: Feixi Anhui rural commercial bank Limited by Share Ltd Pledgor: Hefei Zhengri Electrical Co., Ltd. Registration number: 2017340000128 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |