FR2309839A1 - Jauge de niveau pour liquides - Google Patents

Jauge de niveau pour liquides

Info

Publication number
FR2309839A1
FR2309839A1 FR7604129A FR7604129A FR2309839A1 FR 2309839 A1 FR2309839 A1 FR 2309839A1 FR 7604129 A FR7604129 A FR 7604129A FR 7604129 A FR7604129 A FR 7604129A FR 2309839 A1 FR2309839 A1 FR 2309839A1
Authority
FR
France
Prior art keywords
liquids
level gauge
gauge
level
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.)
Granted
Application number
FR7604129A
Other languages
English (en)
Other versions
FR2309839B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2309839A1 publication Critical patent/FR2309839A1/fr
Application granted granted Critical
Publication of FR2309839B1 publication Critical patent/FR2309839B1/fr
Granted legal-status Critical Current

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
    • G01F23/24—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 variations of resistance of resistors due to contact with conductor fluid
    • 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
    • G01F23/24—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 variations of resistance of resistors due to contact with conductor fluid
    • G01F23/241—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 variations of resistance of resistors due to contact with conductor fluid for discrete levels
    • 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
    • G01F23/26—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
    • 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
    • G01F23/26—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
    • G01F23/265—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 variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors for discrete levels

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Level Indicators Using A Float (AREA)
FR7604129A 1975-03-12 1976-02-16 Jauge de niveau pour liquides Granted FR2309839A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/557,850 US3956760A (en) 1975-03-12 1975-03-12 Liquid level gauge

Publications (2)

Publication Number Publication Date
FR2309839A1 true FR2309839A1 (fr) 1976-11-26
FR2309839B1 FR2309839B1 (fr) 1982-03-19

Family

ID=24227121

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7604129A Granted FR2309839A1 (fr) 1975-03-12 1976-02-16 Jauge de niveau pour liquides

Country Status (10)

Country Link
US (1) US3956760A (fr)
JP (1) JPS6058405B2 (fr)
BE (1) BE838137A (fr)
CA (1) CA1056932A (fr)
DE (1) DE2603022C2 (fr)
FR (1) FR2309839A1 (fr)
GB (1) GB1519661A (fr)
IL (1) IL48728A (fr)
IT (1) IT1055338B (fr)
NL (1) NL7602570A (fr)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES448358A1 (es) * 1975-07-17 1977-07-16 Gerdts Gustav F Kg Perfeccionamientos introducidos en una sonda para controlar el nivel de liquidos electricamente conductores.
JPS5369955A (en) * 1976-12-02 1978-06-21 Yasui Sangyo Co Ltd Direct heating type hot water boiler
US4302965A (en) * 1979-06-29 1981-12-01 Phillips Petroleum Company Viscometer
DE3127637C2 (de) * 1980-08-01 1988-08-18 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Anordnung zur Feststellung des Füllstands in einem Behälter
US4503383A (en) * 1982-01-07 1985-03-05 Agar Corporation, N.V. Device for detecting an interface between two fluids
FR2552876B1 (fr) * 1983-09-29 1985-10-25 Commissariat Energie Atomique Systeme thermique de mesure de niveau de liquide
GB2180939A (en) * 1985-09-25 1987-04-08 Partridge Wilson And Company L Equipment for detecting when the level of a liquid in a container drops below a predetermined level
SI9200073A (sl) * 1992-05-06 1993-12-31 Andrej Zatler Nivojsko stikalo
ES2206702T3 (es) * 1996-04-03 2004-05-16 Robertshaw Controls Company Sensor de fluido.
US5859692A (en) * 1997-05-16 1999-01-12 Rochester Gauges, Inc. Height sensor and air spring apparatus incorporating the same in the air chamber
FR2795817B1 (fr) 1999-07-02 2001-08-10 Inst Francais Du Petrole Sonde capacitive de mesure du niveau d'un liquide conducteur de l'electricite dans un recipient et procede de fabrication d'une telle sonde
DE10152257A1 (de) * 2001-05-26 2002-11-28 Bosch Gmbh Robert Sensormodul zur Ermittlung eines Flüssigkeitspegels
US6989649B2 (en) * 2003-07-09 2006-01-24 A. O. Smith Corporation Switch assembly, electric machine having the switch assembly, and method of controlling the same
US8540493B2 (en) 2003-12-08 2013-09-24 Sta-Rite Industries, Llc Pump control system and method
US8469675B2 (en) 2004-08-26 2013-06-25 Pentair Water Pool And Spa, Inc. Priming protection
US7854597B2 (en) 2004-08-26 2010-12-21 Pentair Water Pool And Spa, Inc. Pumping system with two way communication
US8019479B2 (en) 2004-08-26 2011-09-13 Pentair Water Pool And Spa, Inc. Control algorithm of variable speed pumping system
US8602745B2 (en) 2004-08-26 2013-12-10 Pentair Water Pool And Spa, Inc. Anti-entrapment and anti-dead head function
US8480373B2 (en) 2004-08-26 2013-07-09 Pentair Water Pool And Spa, Inc. Filter loading
US7845913B2 (en) 2004-08-26 2010-12-07 Pentair Water Pool And Spa, Inc. Flow control
US7874808B2 (en) 2004-08-26 2011-01-25 Pentair Water Pool And Spa, Inc. Variable speed pumping system and method
US7686589B2 (en) 2004-08-26 2010-03-30 Pentair Water Pool And Spa, Inc. Pumping system with power optimization
DE102005032131A1 (de) * 2005-07-07 2007-01-18 Endress + Hauser Gmbh + Co. Kg Vorrichtung zur kapazitiven Bestimmung und/oder Überwachung des Füllstandes
US8410948B2 (en) * 2008-05-12 2013-04-02 John Vander Horst Recreational vehicle holding tank sensor probe
EP3418570B1 (fr) 2008-10-06 2020-01-22 Pentair Water Pool and Spa, Inc. Procédé d'actionnement d'un système brise-vide de sécurité
US9556874B2 (en) 2009-06-09 2017-01-31 Pentair Flow Technologies, Llc Method of controlling a pump and motor
EP2649318A4 (fr) 2010-12-08 2017-05-10 Pentair Water Pool and Spa, Inc. Clapet de refoulement à dépression pour un système brise-vide de sécurité
AU2012332382B2 (en) 2011-11-01 2016-11-03 Daniel J. Hruby Flow locking system and method
US9885360B2 (en) 2012-10-25 2018-02-06 Pentair Flow Technologies, Llc Battery backup sump pump systems and methods
GB201520277D0 (en) * 2015-11-17 2015-12-30 Kennedy Hygiene Products Ltd Dispensing apparatus and method
EP3199942A1 (fr) * 2016-02-01 2017-08-02 Openfield Sonde d'analyse optique des propriétés d'un fluide de fond de puits comportant une sonde d'analyse dotée d'une pointe optique amovible
JP2017219465A (ja) * 2016-06-09 2017-12-14 株式会社ヤマデン センサ
US10760937B2 (en) * 2017-09-08 2020-09-01 RV Whisper LLC System and method for measuring the level of fluid in a container

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037165A (en) * 1957-05-30 1962-05-29 Goring Kerr Ltd Electrical indicating measuring or control apparatus and the like
DE1194598B (de) * 1957-10-29 1965-06-10 Metrawatt Ag Einrichtung zur Abtastung von Fluessigkeitsstaenden
DE1648068C3 (de) * 1966-12-16 1975-10-09 Oy Labko Ab, Tampere (Finnland) Flüssigkeitsstandanzeiger
US3498131A (en) * 1967-08-29 1970-03-03 Eltop Corp Liquid level measuring or indicating device
US3475960A (en) * 1968-05-09 1969-11-04 Bernard J Miller Sensing probe with metallic coating
US3533286A (en) * 1969-01-28 1970-10-13 Trans Sonics Inc Tank quantity gage
US3821900A (en) * 1970-07-13 1974-07-02 F Preikschat Proportional bin level sensor
US3695108A (en) * 1970-07-23 1972-10-03 Marathon Oil Co Adaptive proportional control for determining interfaces of distinct materials
DE2201910C3 (de) * 1972-01-15 1974-10-03 Daimler-Benz Ag, 7000 Stuttgart Vorrichtung zur Niveau- und/oder Temperaturkontrolle von Flüssigkeiten
US3831069A (en) * 1972-11-03 1974-08-20 Robertshaw Controls Co Miniature capacitance level detector

Also Published As

Publication number Publication date
NL7602570A (nl) 1976-09-14
DE2603022C2 (de) 1986-07-24
GB1519661A (en) 1978-08-02
IL48728A0 (en) 1976-02-29
JPS6058405B2 (ja) 1985-12-19
DE2603022A1 (de) 1976-09-23
BE838137A (fr) 1976-05-14
CA1056932A (fr) 1979-06-19
JPS51104859A (en) 1976-09-17
AU1005176A (en) 1977-07-14
IT1055338B (it) 1981-12-21
IL48728A (en) 1977-11-30
US3956760A (en) 1976-05-11
FR2309839B1 (fr) 1982-03-19

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Legal Events

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ST Notification of lapse