CN101813504A - Pneumatic control type accurate measuring device - Google Patents
Pneumatic control type accurate measuring device Download PDFInfo
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- CN101813504A CN101813504A CN 201010155546 CN201010155546A CN101813504A CN 101813504 A CN101813504 A CN 101813504A CN 201010155546 CN201010155546 CN 201010155546 CN 201010155546 A CN201010155546 A CN 201010155546A CN 101813504 A CN101813504 A CN 101813504A
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- electric valve
- gas circuit
- solenoid electric
- cavity
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- 239000007788 liquid Substances 0.000 claims abstract description 27
- 230000004888 barrier function Effects 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 210000001736 capillary Anatomy 0.000 description 13
- 230000006872 improvement Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002352 surface water Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
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Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010101555466A CN101813504B (en) | 2010-04-26 | 2010-04-26 | Pneumatic control type accurate measuring device |
Applications Claiming Priority (1)
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CN2010101555466A CN101813504B (en) | 2010-04-26 | 2010-04-26 | Pneumatic control type accurate measuring device |
Publications (2)
Publication Number | Publication Date |
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CN101813504A true CN101813504A (en) | 2010-08-25 |
CN101813504B CN101813504B (en) | 2012-05-23 |
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Family Applications (1)
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CN2010101555466A Active CN101813504B (en) | 2010-04-26 | 2010-04-26 | Pneumatic control type accurate measuring device |
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CN (1) | CN101813504B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2559970Y (en) * | 2002-08-27 | 2003-07-09 | 段祥照 | Electronic liquid level gauge |
US6826953B2 (en) * | 2002-07-19 | 2004-12-07 | Celerity Group, Inc. | Flow sensor |
CN2847236Y (en) * | 2005-11-24 | 2006-12-13 | 山东省科学院海洋仪器仪表研究所 | Digital capillary flow detector |
CN2901271Y (en) * | 2006-06-14 | 2007-05-16 | 中国石油天然气集团公司 | Flange diaphragm sealed liquid level and pressure transmitter |
CN201637442U (en) * | 2010-04-26 | 2010-11-17 | 长沙华时捷环保科技发展有限公司 | Pneumatic control type precise metering device |
-
2010
- 2010-04-26 CN CN2010101555466A patent/CN101813504B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6826953B2 (en) * | 2002-07-19 | 2004-12-07 | Celerity Group, Inc. | Flow sensor |
CN2559970Y (en) * | 2002-08-27 | 2003-07-09 | 段祥照 | Electronic liquid level gauge |
CN2847236Y (en) * | 2005-11-24 | 2006-12-13 | 山东省科学院海洋仪器仪表研究所 | Digital capillary flow detector |
CN2901271Y (en) * | 2006-06-14 | 2007-05-16 | 中国石油天然气集团公司 | Flange diaphragm sealed liquid level and pressure transmitter |
CN201637442U (en) * | 2010-04-26 | 2010-11-17 | 长沙华时捷环保科技发展有限公司 | Pneumatic control type precise metering device |
Also Published As
Publication number | Publication date |
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CN101813504B (en) | 2012-05-23 |
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Pneumatic control type accurate measuring device Effective date of registration: 20141102 Granted publication date: 20120523 Pledgee: Bank of Beijing Limited by Share Ltd. Changsha branch Pledgor: CHANGSHA HUASHIJIE ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT CO.,LTD. Registration number: 2014430000021 |
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Date of cancellation: 20151021 Granted publication date: 20120523 Pledgee: Bank of Beijing Limited by Share Ltd. Changsha branch Pledgor: CHANGSHA HUASHIJIE ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT CO.,LTD. Registration number: 2014430000021 |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
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Denomination of invention: Pneumatic control type accurate measuring device Effective date of registration: 20151204 Granted publication date: 20120523 Pledgee: Bank of Beijing Limited by Share Ltd. Changsha branch Pledgor: CHANGSHA HUASHIJIE ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT CO.,LTD. Registration number: 2015430000039 |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: 410005 Changsha province hi tech Development Zone, Hunan Sheng Road, No. 673 Patentee after: CHANGSHA HASKY ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 410013 6 floor, Dr. Pioneer Park, Changsha hi tech Development Zone, Hunan Patentee before: CHANGSHA HUASHIJIE ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT CO.,LTD. |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20170112 Granted publication date: 20120523 Pledgee: Bank of Beijing Limited by Share Ltd. Changsha branch Pledgor: CHANGSHA HUASHIJIE ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT CO.,LTD. Registration number: 2015430000039 |
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Denomination of invention: Pneumatic control type accurate measuring device Effective date of registration: 20180103 Granted publication date: 20120523 Pledgee: Bank of Changsha Limited by Share Ltd. science and Technology Branch Pledgor: CHANGSHA HASKY ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: 2017430000130 |
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Date of cancellation: 20190130 Granted publication date: 20120523 Pledgee: Bank of Changsha Limited by Share Ltd. science and Technology Branch Pledgor: CHANGSHA HASKY ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: 2017430000130 |
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Denomination of invention: Pneumatic control type accurate measuring device Effective date of registration: 20190308 Granted publication date: 20120523 Pledgee: Bank of Changsha Limited by Share Ltd. science and Technology Branch Pledgor: CHANGSHA HASKY ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: 2019430000020 |
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Date of cancellation: 20201124 Granted publication date: 20120523 Pledgee: Bank of Changsha Limited by Share Ltd. science and Technology Branch Pledgor: CHANGSHA HASKY ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: 2019430000020 |
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Denomination of invention: Air pressure controlled precise metering device Effective date of registration: 20211215 Granted publication date: 20120523 Pledgee: China Everbright Bank Co.,Ltd. Changsha Wanjiali road sub branch Pledgor: CHANGSHA HASKY ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: Y2021430000091 |
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Date of cancellation: 20230104 Granted publication date: 20120523 Pledgee: China Everbright Bank Co.,Ltd. Changsha Wanjiali road sub branch Pledgor: CHANGSHA HASKY ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: Y2021430000091 |
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Denomination of invention: Pneumatic control precision metering device Effective date of registration: 20230116 Granted publication date: 20120523 Pledgee: China Everbright Bank Co.,Ltd. Changsha Wanjiali road sub branch Pledgor: CHANGSHA HASKY ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: Y2023430000004 |
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Granted publication date: 20120523 Pledgee: China Everbright Bank Co.,Ltd. Changsha Wanjiali road sub branch Pledgor: CHANGSHA HASKY ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: Y2023430000004 |
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Denomination of invention: Pressure controlled precision measuring device Granted publication date: 20120523 Pledgee: China Everbright Bank Co.,Ltd. Changsha Wanjiali road sub branch Pledgor: CHANGSHA HASKY ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: Y2024980009862 |