CN102588659B - 带开度指示液压控制阀门的可伸缩加长杆装置 - Google Patents
带开度指示液压控制阀门的可伸缩加长杆装置 Download PDFInfo
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- CN102588659B CN102588659B CN 201210042135 CN201210042135A CN102588659B CN 102588659 B CN102588659 B CN 102588659B CN 201210042135 CN201210042135 CN 201210042135 CN 201210042135 A CN201210042135 A CN 201210042135A CN 102588659 B CN102588659 B CN 102588659B
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- telescopic
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- bar device
- valve
- oil connection
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- Mechanically-Actuated Valves (AREA)
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CN 201210042135 CN102588659B (zh) | 2012-02-23 | 2012-02-23 | 带开度指示液压控制阀门的可伸缩加长杆装置 |
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CN 201210042135 CN102588659B (zh) | 2012-02-23 | 2012-02-23 | 带开度指示液压控制阀门的可伸缩加长杆装置 |
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CN102588659A CN102588659A (zh) | 2012-07-18 |
CN102588659B true CN102588659B (zh) | 2013-07-24 |
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CN 201210042135 Active CN102588659B (zh) | 2012-02-23 | 2012-02-23 | 带开度指示液压控制阀门的可伸缩加长杆装置 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105133652B (zh) * | 2015-07-26 | 2020-08-07 | 北京市政建设集团有限责任公司 | 一种具有加长杆的蝶阀井及其施工方法 |
CN106641299B (zh) * | 2016-10-18 | 2018-11-02 | 江门市新会区龙泉污水处理有限公司 | 阀门井阀门 |
CN106813008B (zh) * | 2016-11-10 | 2018-12-18 | 奉化市中新阀门有限公司 | 具开闭状态指示功能的球阀 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201212559Y (zh) * | 2008-07-04 | 2009-03-25 | 安徽铜都阀门有限公司 | 直埋式蝶阀 |
CN101749484A (zh) * | 2009-12-30 | 2010-06-23 | 武汉大禹阀门制造有限公司 | 直埋杆组合适应埋地深度的方法及其结构 |
CN202451938U (zh) * | 2012-02-23 | 2012-09-26 | 武汉大禹阀门制造有限公司 | 带开度指示液压控制阀门的可伸缩加长杆装置 |
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JPH01143719A (ja) * | 1987-11-30 | 1989-06-06 | Hitachi Ltd | 帯鋼コイルの巻取り,巻出し機 |
JPH1143719A (ja) * | 1997-07-22 | 1999-02-16 | Nkk Corp | 高温強度と靭性に優れたフェライト系耐熱鋼の熱処理方法 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN201212559Y (zh) * | 2008-07-04 | 2009-03-25 | 安徽铜都阀门有限公司 | 直埋式蝶阀 |
CN101749484A (zh) * | 2009-12-30 | 2010-06-23 | 武汉大禹阀门制造有限公司 | 直埋杆组合适应埋地深度的方法及其结构 |
CN202451938U (zh) * | 2012-02-23 | 2012-09-26 | 武汉大禹阀门制造有限公司 | 带开度指示液压控制阀门的可伸缩加长杆装置 |
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CN102588659A (zh) | 2012-07-18 |
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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 | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: 430056 Hubei city of Wuhan province Wuhan economic and Technological Development Zone Science and Technology Industrial Park Yang Dun Applicant after: WUHAN DAYU VALVE Co.,Ltd. Address before: 430056 Hubei city of Wuhan province Zhuankou Wuhan economic and Technological Development Zone Science and Technology Industrial Park Yang Dun Applicant before: Wuhan Dayu Valve Manufacturing Co.,Ltd. |
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COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: WUHAN DAYU VALVE MANUFACTURING CO., LTD. TO: WUHAN DAYU VALVE CO., LTD. |
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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 | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Telescopic extension rod device with hydraulic control valve with opening indication Effective date of registration: 20230420 Granted publication date: 20130724 Pledgee: Bank of China Limited Wuhan Economic and Technological Development Zone sub branch Pledgor: WUHAN DAYU VALVE Co.,Ltd. Registration number: Y2023420000169 |