CN2767793Y - 锁定型重锤式自动保压液控缓闭阀门执行器 - Google Patents
锁定型重锤式自动保压液控缓闭阀门执行器 Download PDFInfo
- Publication number
- CN2767793Y CN2767793Y CN 200420079135 CN200420079135U CN2767793Y CN 2767793 Y CN2767793 Y CN 2767793Y CN 200420079135 CN200420079135 CN 200420079135 CN 200420079135 U CN200420079135 U CN 200420079135U CN 2767793 Y CN2767793 Y CN 2767793Y
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- CN
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- Prior art keywords
- valve
- locking
- hydraulic
- electromagnetic valve
- automatic pressure
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
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Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420079135 CN2767793Y (zh) | 2004-08-25 | 2004-08-25 | 锁定型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 |
---|---|---|---|
CN 200420079135 CN2767793Y (zh) | 2004-08-25 | 2004-08-25 | 锁定型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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CN2767793Y true CN2767793Y (zh) | 2006-03-29 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 200420079135 Expired - Fee Related CN2767793Y (zh) | 2004-08-25 | 2004-08-25 | 锁定型重锤式自动保压液控缓闭阀门执行器 |
Country Status (1)
Country | Link |
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CN (1) | CN2767793Y (zh) |
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2004
- 2004-08-25 CN CN 200420079135 patent/CN2767793Y/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 | ||
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.: 2008330002908 Denomination of utility model: Locking and weight type automatic pressure keeping hydraulic slow-close valve actuator Granted publication date: 20060329 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: 20060329 Termination date: 20090925 |