CN201411667Y - 导流洞闸门充压伸缩式水封 - Google Patents
导流洞闸门充压伸缩式水封 Download PDFInfo
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- CN201411667Y CN201411667Y CN2009200330275U CN200920033027U CN201411667Y CN 201411667 Y CN201411667 Y CN 201411667Y CN 2009200330275 U CN2009200330275 U CN 2009200330275U CN 200920033027 U CN200920033027 U CN 200920033027U CN 201411667 Y CN201411667 Y CN 201411667Y
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- water seal
- rubber
- water
- pressing plate
- diversion tunnel
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Application Number | Priority Date | Filing Date | Title |
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CN2009200330275U CN201411667Y (zh) | 2009-05-11 | 2009-05-11 | 导流洞闸门充压伸缩式水封 |
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CN2009200330275U CN201411667Y (zh) | 2009-05-11 | 2009-05-11 | 导流洞闸门充压伸缩式水封 |
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CN201411667Y true CN201411667Y (zh) | 2010-02-24 |
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CN2009200330275U Expired - Lifetime CN201411667Y (zh) | 2009-05-11 | 2009-05-11 | 导流洞闸门充压伸缩式水封 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103046518A (zh) * | 2013-01-18 | 2013-04-17 | 黄河勘测规划设计有限公司 | 钢围堰与混凝土闸墩之间水下密封方法 |
CN106351186A (zh) * | 2016-10-31 | 2017-01-25 | 中国水利水电夹江水工机械有限公司 | 扁形气囊水封 |
WO2019019537A1 (zh) * | 2017-07-28 | 2019-01-31 | 武汉圣禹排水系统有限公司 | 一种液动式堰门 |
-
2009
- 2009-05-11 CN CN2009200330275U patent/CN201411667Y/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103046518A (zh) * | 2013-01-18 | 2013-04-17 | 黄河勘测规划设计有限公司 | 钢围堰与混凝土闸墩之间水下密封方法 |
CN106351186A (zh) * | 2016-10-31 | 2017-01-25 | 中国水利水电夹江水工机械有限公司 | 扁形气囊水封 |
WO2019019537A1 (zh) * | 2017-07-28 | 2019-01-31 | 武汉圣禹排水系统有限公司 | 一种液动式堰门 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: CHINA ELECTRIC POWER CONSTRUCTION GROUP NORTHWEST Free format text: FORMER NAME: HYDROCHINA XIBEI ENGINEERING CORPORATION Owner name: HYDROCHINA XIBEI ENGINEERING CORPORATION Free format text: FORMER NAME: NORTHWEST HYDROELECTRIC INVESTIGATION + DESIGN INSTITUTE OF CHINA HYDROPOWER ENGINEERING CONSULTING |
|
CP01 | Change in the name or title of a patent holder |
Address after: 710065 Shaanxi Province, Xi'an City Road eight No. 18 Patentee after: POWERCHINA NORTHWEST ENGINEERING Co.,Ltd. Address before: 710065 Shaanxi Province, Xi'an City Road eight No. 18 Patentee before: NORTHWEST HYDRO CONSULTING ENGINEERS, CHECC |
|
CP03 | Change of name, title or address |
Address after: 710065 Shaanxi Province, Xi'an City Road eight No. 18 Patentee after: NORTHWEST HYDRO CONSULTING ENGINEERS, CHECC Address before: 710065 Shaanxi Province, Xi'an City Road eight No. 18 general survey and Design Institute of the Northwest Office Patentee before: Northwest Hydro Consulting Engineers, CHECC |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20100224 |