CN2746227Y - 蓄能器式自动保压液控缓闭阀门执行器 - Google Patents
蓄能器式自动保压液控缓闭阀门执行器 Download PDFInfo
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- CN2746227Y CN2746227Y CN 200420079133 CN200420079133U CN2746227Y CN 2746227 Y CN2746227 Y CN 2746227Y CN 200420079133 CN200420079133 CN 200420079133 CN 200420079133 U CN200420079133 U CN 200420079133U CN 2746227 Y CN2746227 Y CN 2746227Y
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- valve
- communicated
- accumulator
- oil
- control system
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CN 200420079133 CN2746227Y (zh) | 2004-08-25 | 2004-08-25 | 蓄能器式自动保压液控缓闭阀门执行器 |
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CN 200420079133 CN2746227Y (zh) | 2004-08-25 | 2004-08-25 | 蓄能器式自动保压液控缓闭阀门执行器 |
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CN2746227Y true CN2746227Y (zh) | 2005-12-14 |
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CN 200420079133 Expired - Fee Related CN2746227Y (zh) | 2004-08-25 | 2004-08-25 | 蓄能器式自动保压液控缓闭阀门执行器 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114278742A (zh) * | 2022-01-22 | 2022-04-05 | 芜湖市金贸流体科技股份有限公司 | 一种一体蓄能式液控缓闭蝶阀及使用方法 |
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2004
- 2004-08-25 CN CN 200420079133 patent/CN2746227Y/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114278742A (zh) * | 2022-01-22 | 2022-04-05 | 芜湖市金贸流体科技股份有限公司 | 一种一体蓄能式液控缓闭蝶阀及使用方法 |
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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.: 2008330002909 Denomination of utility model: Actuator of accumulator type automatic pressure retaining liquid control buffer valve Granted publication date: 20051214 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: 20051214 Termination date: 20090925 |