DK1423686T3 - Kapacitiv sensorindretning - Google Patents

Kapacitiv sensorindretning

Info

Publication number
DK1423686T3
DK1423686T3 DK02746215.9T DK02746215T DK1423686T3 DK 1423686 T3 DK1423686 T3 DK 1423686T3 DK 02746215 T DK02746215 T DK 02746215T DK 1423686 T3 DK1423686 T3 DK 1423686T3
Authority
DK
Denmark
Prior art keywords
sensor device
capacity sensor
capacity
sensor
Prior art date
Application number
DK02746215.9T
Other languages
English (en)
Inventor
Harald Benestad
Original Assignee
Harald Benestad
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Harald Benestad filed Critical Harald Benestad
Application granted granted Critical
Publication of DK1423686T3 publication Critical patent/DK1423686T3/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/226—Construction of measuring vessels; Electrodes therefor
DK02746215.9T 2001-07-10 2002-07-09 Kapacitiv sensorindretning DK1423686T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20013411A NO318250B1 (no) 2001-07-10 2001-07-10 Anordning ved en kapasitiv sensor
PCT/NO2002/000252 WO2003006978A1 (en) 2001-07-10 2002-07-09 Capacitive sensor device

Publications (1)

Publication Number Publication Date
DK1423686T3 true DK1423686T3 (da) 2013-05-21

Family

ID=19912655

Family Applications (1)

Application Number Title Priority Date Filing Date
DK02746215.9T DK1423686T3 (da) 2001-07-10 2002-07-09 Kapacitiv sensorindretning

Country Status (9)

Country Link
US (1) US7032455B2 (da)
EP (1) EP1423686B1 (da)
CN (1) CN100443891C (da)
AU (1) AU2002315966B2 (da)
BR (1) BR0211074B1 (da)
CA (1) CA2453542C (da)
DK (1) DK1423686T3 (da)
NO (1) NO318250B1 (da)
WO (1) WO2003006978A1 (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101050701B (zh) * 2006-11-16 2011-04-13 杨敏 非介入式电容油介质传感器
US8245579B2 (en) * 2007-11-02 2012-08-21 Cypress Semiconductor Corporation Discerning between substances
NO20080077L (no) * 2008-01-04 2009-07-06 Harald Benestad Sensor og deteksjonsanordning for anvendelse av sensoren
DE202012000569U1 (de) * 2012-01-20 2013-04-23 Seuffer Gmbh & Co.Kg Sensorvorrichtung zur Erfassung von Flüssigkeitseigenschaften
GB2507283B (en) * 2012-10-24 2015-09-23 Aber Instr Ltd Probe
CN104864921A (zh) * 2015-06-04 2015-08-26 山东胜油固井工程技术有限公司 电容式干粉流量计
DE102015011755A1 (de) * 2015-09-15 2017-03-16 Grohe Ag Messfühler für eine Sanitäreinrichtung
US10698427B2 (en) 2016-10-31 2020-06-30 Ge Oil & Gas Pressure Control Lp System and method for assessing sand flow rate
CN107576694A (zh) * 2017-10-17 2018-01-12 湖南科技学院 一种梳状电容尿片尿液检测装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE11343T1 (de) 1980-04-18 1985-02-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Vorrichtung zur beruehrungslosen bestimmung der lage und/oder der dielektrischen eigenschaften von objekten.
DE3231206A1 (de) 1982-08-21 1984-02-23 Metallgesellschaft Ag, 6000 Frankfurt Messkopf zum erzeugen eines elektrischen oder magnetischen feldes
DE3332880A1 (de) * 1983-09-12 1985-03-28 Robert Bosch Gmbh, 7000 Stuttgart Sensor
US4994781A (en) * 1988-04-07 1991-02-19 Sahagen Armen N Pressure sensing transducer employing piezoresistive elements on sapphire
CN2084199U (zh) * 1991-01-16 1991-09-04 锦州市无线电三厂 陶瓷绝缘子电容一体化传感器
FI92441C (fi) 1992-04-01 1994-11-10 Vaisala Oy Sähköinen impedanssianturi fysikaalisten suureiden, etenkin lämpötilan mittaamiseksi ja menetelmä kyseisen anturin valmistamiseksi
DE4428616A1 (de) 1994-08-12 1996-02-15 Gestra Ag Kapazitive Sonde zur Überwachung von Flüssigkeit in einem Behälter
US5824909A (en) * 1995-08-04 1998-10-20 Ifm Electronic Gmbh Pressure measuring sensor and apparatus having a seal between a housing and a pressure measuring cell
NO308333B2 (no) 1997-04-08 2000-08-28 Sentech As Anordning for kapasitiv elektrisk deteksjon eller maling
CN1067470C (zh) * 1997-06-25 2001-06-20 浙江大学 多电极电容传感器
US6422085B1 (en) * 1998-07-21 2002-07-23 Endress + Hauser Gmbh + Co. Flush-diaphragm relative pressure sensor
NO984966D0 (no) 1998-10-23 1998-10-23 Harald Benestad Anordning for mÕling av et medium under trykk
US6363790B1 (en) * 1998-10-23 2002-04-02 Endress + Hauser Gmbh + Co. Pressure sensor
CN2398624Y (zh) * 1999-10-25 2000-09-27 钟荣融 流体压力传感器

Also Published As

Publication number Publication date
US7032455B2 (en) 2006-04-25
BR0211074A (pt) 2004-06-15
NO20013411L (no) 2003-01-13
NO20013411D0 (no) 2001-07-10
NO318250B1 (no) 2005-02-21
CA2453542C (en) 2010-06-22
EP1423686B1 (en) 2013-02-13
AU2002315966B2 (en) 2006-09-28
US20040163480A1 (en) 2004-08-26
CN1639560A (zh) 2005-07-13
WO2003006978A1 (en) 2003-01-23
EP1423686A1 (en) 2004-06-02
BR0211074B1 (pt) 2015-01-27
CA2453542A1 (en) 2003-01-23
CN100443891C (zh) 2008-12-17

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