CN2729469Y - 重锤式自动保压液控缓闭阀门执行器 - Google Patents
重锤式自动保压液控缓闭阀门执行器 Download PDFInfo
- Publication number
- CN2729469Y CN2729469Y CN 200420079261 CN200420079261U CN2729469Y CN 2729469 Y CN2729469 Y CN 2729469Y CN 200420079261 CN200420079261 CN 200420079261 CN 200420079261 U CN200420079261 U CN 200420079261U CN 2729469 Y CN2729469 Y CN 2729469Y
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- valve
- hydraulic
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- Fluid-Pressure Circuits (AREA)
Abstract
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Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420079261 CN2729469Y (zh) | 2004-08-25 | 2004-08-25 | 重锤式自动保压液控缓闭阀门执行器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200420079261 CN2729469Y (zh) | 2004-08-25 | 2004-08-25 | 重锤式自动保压液控缓闭阀门执行器 |
Publications (1)
Publication Number | Publication Date |
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CN2729469Y true CN2729469Y (zh) | 2005-09-28 |
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CN 200420079261 Expired - Fee Related CN2729469Y (zh) | 2004-08-25 | 2004-08-25 | 重锤式自动保压液控缓闭阀门执行器 |
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CN (1) | CN2729469Y (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102797902A (zh) * | 2012-08-20 | 2012-11-28 | 中阀科技(长沙)阀门有限公司 | 一种水轮机进水阀的混合驱动系统 |
-
2004
- 2004-08-25 CN CN 200420079261 patent/CN2729469Y/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102797902A (zh) * | 2012-08-20 | 2012-11-28 | 中阀科技(长沙)阀门有限公司 | 一种水轮机进水阀的混合驱动系统 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhengzhou Pump Valve Manufacturing Co., Ltd. Assignor: Huang Yunping Contract fulfillment period: 2008.10.20 to 2014.8.24 Contract record no.: 2008330002907 Denomination of utility model: Weight-load automatic pressure retaining hydraulic controlled actuator for buffer closing valve Granted publication date: 20050928 License type: Exclusive license Record date: 20081229 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.10.20 TO 2014.8.24; CHANGE OF CONTRACT Name of requester: ZHEJIANG PROVINCE ZHENGZHOU VALVE MANUFACTURING CO Effective date: 20081229 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050928 |