CN2809362Y - 无摩擦双向硬密封液动蝶阀 - Google Patents
无摩擦双向硬密封液动蝶阀 Download PDFInfo
- Publication number
- CN2809362Y CN2809362Y CN 200520030062 CN200520030062U CN2809362Y CN 2809362 Y CN2809362 Y CN 2809362Y CN 200520030062 CN200520030062 CN 200520030062 CN 200520030062 U CN200520030062 U CN 200520030062U CN 2809362 Y CN2809362 Y CN 2809362Y
- Authority
- CN
- China
- Prior art keywords
- valve
- lifting
- piston
- valve rod
- butterfly plate
- Prior art date
- 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
Links
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 13
- 230000002457 bidirectional effect Effects 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Lift Valve (AREA)
- Fluid-Driven Valves (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520030062 CN2809362Y (zh) | 2005-02-21 | 2005-02-21 | 无摩擦双向硬密封液动蝶阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520030062 CN2809362Y (zh) | 2005-02-21 | 2005-02-21 | 无摩擦双向硬密封液动蝶阀 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2809362Y true CN2809362Y (zh) | 2006-08-23 |
Family
ID=36925547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200520030062 Expired - Fee Related CN2809362Y (zh) | 2005-02-21 | 2005-02-21 | 无摩擦双向硬密封液动蝶阀 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2809362Y (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016217465A (ja) * | 2015-05-21 | 2016-12-22 | 前澤工業株式会社 | バタフライ弁 |
-
2005
- 2005-02-21 CN CN 200520030062 patent/CN2809362Y/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016217465A (ja) * | 2015-05-21 | 2016-12-22 | 前澤工業株式会社 | バタフライ弁 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG PETROCHEMICAL VALVE CO., LTD. Free format text: FORMER OWNER: LI CHONG Effective date: 20080926 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080926 Address after: A305 District, Binhai Economic Zone, Wenzhou economic and Technological Development Zone, Zhejiang, China: 325025 Patentee after: Zhejiang Petrochemical Valve Co., Ltd. Address before: North door, two floor, South Building, No. 3, Lane 4, Tanghe Road, mountain city, Henan, Hebi, China: 458000 Patentee before: Li Chong |
|
C57 | Notification of unclear or unknown address | ||
DD01 | Delivery of document by public notice |
Addressee: Li Chong Document name: Notification of Passing Examination on Formalities |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060823 Termination date: 20140221 |