CN101804270B - 过滤器压差发讯器 - Google Patents
过滤器压差发讯器 Download PDFInfo
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- CN101804270B CN101804270B CN2010101545549A CN201010154554A CN101804270B CN 101804270 B CN101804270 B CN 101804270B CN 2010101545549 A CN2010101545549 A CN 2010101545549A CN 201010154554 A CN201010154554 A CN 201010154554A CN 101804270 B CN101804270 B CN 101804270B
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- pressure
- signal
- temperature
- oil
- transmitter device
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010101545549A CN101804270B (zh) | 2010-04-21 | 2010-04-21 | 过滤器压差发讯器 |
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CN2010101545549A CN101804270B (zh) | 2010-04-21 | 2010-04-21 | 过滤器压差发讯器 |
Publications (2)
Publication Number | Publication Date |
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CN101804270A CN101804270A (zh) | 2010-08-18 |
CN101804270B true CN101804270B (zh) | 2012-07-18 |
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CN2010101545549A Expired - Fee Related CN101804270B (zh) | 2010-04-21 | 2010-04-21 | 过滤器压差发讯器 |
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CN (1) | CN101804270B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5402875B2 (ja) * | 2010-08-20 | 2014-01-29 | コベルコ建機株式会社 | 建設機械のフィルタ目詰まり検出装置 |
DE102018131950A1 (de) * | 2018-12-12 | 2020-06-18 | Hengst Se | Verfahren und Vorrichtung zum Feststellen mindestens eines Betriebsparameters eines Filters und Filtereinsatz |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2195970Y (zh) * | 1994-09-22 | 1995-05-03 | 张金林 | 压差式滤油发讯器 |
EP1415698A1 (en) * | 2002-10-28 | 2004-05-06 | PTI Technologies, Inc. | Filter device using microelectromechanical system (MEMS) sensing devices |
CN2625872Y (zh) * | 2003-06-11 | 2004-07-14 | 张辉 | 压差发讯器 |
CN1709551A (zh) * | 2004-06-18 | 2005-12-21 | 上海万森水处理有限公司 | 一种用于精密过滤器的滤芯状态显示系统 |
CN201643861U (zh) * | 2010-04-21 | 2010-11-24 | 大连华锐股份有限公司 | 过滤器压差发讯器 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050139468A1 (en) * | 2003-12-26 | 2005-06-30 | Rao Rekapalli K. | System for calibration of gas sensors |
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2010
- 2010-04-21 CN CN2010101545549A patent/CN101804270B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2195970Y (zh) * | 1994-09-22 | 1995-05-03 | 张金林 | 压差式滤油发讯器 |
EP1415698A1 (en) * | 2002-10-28 | 2004-05-06 | PTI Technologies, Inc. | Filter device using microelectromechanical system (MEMS) sensing devices |
CN2625872Y (zh) * | 2003-06-11 | 2004-07-14 | 张辉 | 压差发讯器 |
CN1709551A (zh) * | 2004-06-18 | 2005-12-21 | 上海万森水处理有限公司 | 一种用于精密过滤器的滤芯状态显示系统 |
CN201643861U (zh) * | 2010-04-21 | 2010-11-24 | 大连华锐股份有限公司 | 过滤器压差发讯器 |
Non-Patent Citations (1)
Title |
---|
刘书明等.ADuC812数据采集系统芯片总体结构.《数据采集系统芯片ADuC812原理与应用》.西安电子科技大学出版社,2000,1-38. * |
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CN101804270A (zh) | 2010-08-18 |
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ASS | Succession or assignment of patent right |
Owner name: DALIAN HUARUI HEAVY INDUSTRY GROUP CO., LTD. Free format text: FORMER OWNER: HUARUI CO., LTD., DALIAN Effective date: 20120406 |
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Effective date of registration: 20120406 Address after: 116013 Bayi Road, Xigang District, Liaoning, China, No. 169, No. Applicant after: Dalian Huarui Heavy Industry Group Co., Ltd. Address before: 116013 Bayi Road, Xigang District, Liaoning, China, No. 169, No. Applicant before: Huarui Co., Ltd., Dalian |
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Granted publication date: 20120718 Termination date: 20200421 |
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CF01 | Termination of patent right due to non-payment of annual fee |