FI920606A0 - Nivaosensor av vibratortyp. - Google Patents

Nivaosensor av vibratortyp.

Info

Publication number
FI920606A0
FI920606A0 FI920606A FI920606A FI920606A0 FI 920606 A0 FI920606 A0 FI 920606A0 FI 920606 A FI920606 A FI 920606A FI 920606 A FI920606 A FI 920606A FI 920606 A0 FI920606 A0 FI 920606A0
Authority
FI
Finland
Prior art keywords
vibrator
level sensor
sensor
level
Prior art date
Application number
FI920606A
Other languages
English (en)
Other versions
FI102012B1 (fi
FI102012B (fi
FI920606A (fi
Inventor
Takayuki Umezawa
Takao Kawakita
Original Assignee
Nohken Inc
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 Nohken Inc filed Critical Nohken Inc
Publication of FI920606A0 publication Critical patent/FI920606A0/fi
Publication of FI920606A publication Critical patent/FI920606A/fi
Application granted granted Critical
Publication of FI102012B1 publication Critical patent/FI102012B1/fi
Publication of FI102012B publication Critical patent/FI102012B/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/20—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of weight, e.g. to determine the level of stored liquefied gas
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2966—Acoustic waves making use of acoustical resonance or standing waves
    • G01F23/2967—Acoustic waves making use of acoustical resonance or standing waves for discrete levels

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
FI920606A 1991-02-14 1992-02-13 Värähtelijätyyppinen pinnankorkeuden anturi FI102012B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3106964A JP3008991B2 (ja) 1991-02-14 1991-02-14 振動式レベル検出装置
JP10696491 1991-02-14

Publications (4)

Publication Number Publication Date
FI920606A0 true FI920606A0 (fi) 1992-02-13
FI920606A FI920606A (fi) 1992-08-15
FI102012B1 FI102012B1 (fi) 1998-09-30
FI102012B FI102012B (fi) 1998-09-30

Family

ID=14447007

Family Applications (1)

Application Number Title Priority Date Filing Date
FI920606A FI102012B (fi) 1991-02-14 1992-02-13 Värähtelijätyyppinen pinnankorkeuden anturi

Country Status (7)

Country Link
US (1) US5247832A (fi)
EP (1) EP0499265B1 (fi)
JP (1) JP3008991B2 (fi)
KR (1) KR960015076B1 (fi)
CA (1) CA2060908C (fi)
DE (1) DE69202354T2 (fi)
FI (1) FI102012B (fi)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5895848A (en) * 1996-01-16 1999-04-20 Flowline Inc. Apparatus and method for level sensing in a container
US5844491A (en) * 1997-04-30 1998-12-01 Endress + Hauser Gmbh + Co. Apparatus for establishing and/or monitoring a predetermined filling level in a container
JP4004148B2 (ja) * 1998-04-06 2007-11-07 株式会社ノーケン 振動式レベル検出装置
US6799820B1 (en) * 1999-05-20 2004-10-05 Seiko Epson Corporation Liquid container having a liquid detecting device
MY131891A (en) * 2000-05-18 2007-09-28 Seiko Epson Corp Mounting structure, module, and liquid container
EP1283110B1 (en) * 2000-05-18 2009-03-04 Seiko Epson Corporation Ink consumption detecting method, and ink jet recording apparatus
US7137679B2 (en) * 2000-05-18 2006-11-21 Seiko Epson Corporation Ink consumption detecting method, and ink jet recording apparatus
ATE394231T1 (de) * 2000-06-15 2008-05-15 Seiko Epson Corp Verfahren zur flüssigkeitszufuhr, flüssigkeitsbehälter und verfahren zu seiner herstellung
WO2002004215A1 (fr) * 2000-07-07 2002-01-17 Seiko Epson Corporation Recipient de liquide, appareil d'impression a jet d'encre, dispositif et procede de commande de cet appareil, dispositif et procede detection de consommation de liquide
EP1176403A3 (en) * 2000-07-28 2003-03-19 Seiko Epson Corporation Detector of liquid consumption condition
DE10129556A1 (de) * 2001-06-19 2003-01-09 Endress & Hauser Gmbh & Co Kg Vorrichtung zur Bestimmung und/oder Überwachung des Füllstandes eines Mediums in einem Behälter
DE10131081A1 (de) * 2001-06-27 2003-01-09 Endress & Hauser Gmbh & Co Kg Vorrichtung zur Bestimmung und/oder Überwachung des Füllstandes eines Mediums in einem Behälter
KR100781199B1 (ko) * 2001-08-27 2007-11-30 칸사이 오토메이숀 가부시키가이샤 진동식 레벨 센서
JP4044376B2 (ja) * 2002-06-24 2008-02-06 株式会社ノーケン 振動式レベルセンサの温度測定方法，物体検出方法および物体検出装置
DE10318705A1 (de) * 2003-04-24 2004-11-18 Endress + Hauser Gmbh + Co. Kg Vorrichtung zur Bestimmung und/oder Überwachung mindestens einer physikalischen oder chemischen Prozessgröße eines Mediums
DE10331730A1 (de) * 2003-07-11 2005-01-27 Endress + Hauser Gmbh + Co. Kg Feldgerät zur Bestimmung und/oder Überwachung einer Prozessgröße
DE102004009495B4 (de) * 2004-02-27 2009-09-24 Vega Grieshaber Kg Abgleichkörper für eine Füllstandsmessvorrichtung
DE102004019228A1 (de) * 2004-04-16 2005-11-17 Vega Grieshaber Kg Füllstands-Messvorrichtung
US8671960B2 (en) * 2006-10-31 2014-03-18 Arcelik Anonim Sirketi Detergent dispenser with agitator current determining fill level
DE102008039549A1 (de) 2008-08-25 2010-03-04 OCé PRINTING SYSTEMS GMBH Sensoranordnung zur Überwachung des Füllstandes eines ein Füllgut aufweisenden Behälters mit Hilfe eines Schwingkörpers
SE533887C2 (sv) * 2009-07-03 2011-02-22 Itt Mfg Enterprises Inc Nivådon samt behållare för hysande av vätska
US8353209B1 (en) * 2009-09-30 2013-01-15 United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Radio frequency tank eigenmode sensor for propellant quantity gauging
CN104634419B (zh) * 2015-02-03 2017-12-26 深圳计为自动化技术有限公司 振动式物料开关的质量块、振动装置及谐振频率调试方法
DE102016112309A1 (de) * 2016-07-05 2018-01-11 Endress + Hauser Gmbh + Co. Kg Vorrichtung zur Bestimmung und/oder Überwachung zumindest einer Prozessgröße
CN109489771B (zh) * 2018-11-22 2020-06-09 北京航天计量测试技术研究所 一种适用于高温高压、易燃易爆环境的振动式料位开关
DE102022105918A1 (de) 2022-03-14 2023-09-14 Vega Grieshaber Kg Vibronischer Grenzstandsensor mit Beschleunigungssensor

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2990482A (en) * 1957-05-01 1961-06-27 Acoustica Associates Inc Transducer assembly
US3256738A (en) * 1963-05-23 1966-06-21 Simmonds Precision Products Magnetostrictive transducer
US3266311A (en) * 1964-05-12 1966-08-16 Delavan Mfg Company Inc Cryogenic liquid level sensing apparatus
US3312107A (en) * 1964-09-25 1967-04-04 Gen Dynamics Corp Liquid storage and measuring system
DE1773815C3 (de) * 1968-07-10 1984-05-30 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Vorrichtung zur Feststellung des Erreichens eines vorbestimmten Füllstands in einem Behälter
US4170765A (en) * 1975-04-17 1979-10-09 Marvtek, Corporation Liquid level sensor
GB1595194A (en) * 1977-09-13 1981-08-12 Marconi Co Ltd Liquid level sensing device
DE2743409C3 (de) * 1977-09-27 1980-09-04 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Ve rstärkeranordnung für einen nach dem Echoprinzip arbeitenden Ultraschall-Füllstandgrenzschalter
US4193291A (en) * 1978-02-27 1980-03-18 Panametrics, Inc. Slow torsional wave densitometer
JPS5536874A (en) * 1978-09-08 1980-03-14 Konishiroku Photo Ind Co Ltd Detection method for toner remainder
US4170135A (en) * 1978-09-26 1979-10-09 The United States Of America As Represented By The United States Department Of Energy Coaxial cavity for measuring level of liquid in a container
DE2933618A1 (de) * 1979-08-20 1981-03-26 Vega Grieshaber Kg, 77709 Wolfach Vorrichtung zur feststellung und/oder kontrolle eines bestimmten fuellstandes in einem behaelter
WO1983001307A1 (fr) * 1981-09-30 1983-04-14 Benz, Karl Mesure du niveau de remplissage
US4540981A (en) * 1981-10-29 1985-09-10 Edo Western Corporation Method and apparatus for detecting the presence of liquid
DE3336991A1 (de) * 1983-10-11 1985-05-02 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Vorrichtung zur feststellung und/oder ueberwachung eines vorbestimmten fuellstands in einem behaelter
US4628951A (en) * 1984-01-03 1986-12-16 Chemical Data Systems, Inc. Liquid level detection system for high temperature or pressure environments
US4644789A (en) * 1985-12-20 1987-02-24 Clevite Industries Inc. Liquid level indicator system
JPS62257027A (ja) * 1986-05-01 1987-11-09 Nouken Kogyo Kk 振動式レベル検出装置
DE3619678A1 (de) * 1986-06-11 1987-12-17 Eberhard Hermann Fuellstandskontrollgeraet
US4740726A (en) * 1986-07-21 1988-04-26 Nohken Inc. Vibrator-type level sensor
GB2200450B (en) * 1986-12-17 1990-10-24 Fuji Electric Co Ltd Apparatus for detecting resonant frequency of a vibratory mem ber
FR2650080B1 (fr) * 1989-07-20 1991-11-08 Materiel Auxil Signalisat Cont Detecteur de la presence d'un liquide a guide composite d'ondes elastiques

Also Published As

Publication number Publication date
FI102012B1 (fi) 1998-09-30
US5247832A (en) 1993-09-28
EP0499265B1 (en) 1995-05-10
CA2060908A1 (en) 1992-08-15
FI102012B (fi) 1998-09-30
FI920606A (fi) 1992-08-15
KR920016821A (ko) 1992-09-25
EP0499265A2 (en) 1992-08-19
DE69202354D1 (de) 1995-06-14
JPH04259823A (ja) 1992-09-16
JP3008991B2 (ja) 2000-02-14
KR960015076B1 (ko) 1996-10-24
EP0499265A3 (en) 1993-05-05
CA2060908C (en) 1996-09-17
DE69202354T2 (de) 1995-09-14

Similar Documents

Publication Publication Date Title
FI920606A (fi) Nivaosensor av vibratortyp.
FI921594A0 (fi) Sensor foer anvaendning i livmodern.
DE69100755T2 (de) Kapazitiver Flüssigkeitssensor.
FR2679043B1 (fr) Detecteur de proximite.
DE69102836T2 (de) Halbleitersensor.
DE69110797T2 (de) Bildsensor.
DE59103409D1 (de) Reflexionslichtschranke.
FI915153A (fi) Anturi
DE59006845D1 (de) Kapazitiver Sensor.
DE69109312D1 (de) Halbleitersensor.
FI911963A0 (fi) Foerfarande foer blekning av massa.
NO892999D0 (no) Sensor.
DE69206522T2 (de) Vibrator.
DE58908801D1 (de) Bildsensor.
DE59104214D1 (de) Ultraschallsensor.
DE59008259D1 (de) Füllstandsgeber.
DE59203214D1 (de) Inertialsensor.
FI923585A0 (fi) Anvaendning av en tvaettpress i en alkalitillsatsprocess foer massa.
FI923798A0 (fi) Foerfarande foer blekning av massa.
FI922945A0 (fi) Foerfarande foer blekning av massa.
DE59200782D1 (de) Sensor.
NO912378L (no) Fallsensor.
DE9116926U1 (de) Meßwertaufnehmer
DE69006689T2 (de) Schwingender Sensor.
FR2679030B1 (fr) Microcapteurs piezoelectriques.

Legal Events

Date Code Title Description
MA Patent expired