FR2116401B1 - - Google Patents

Info

Publication number
FR2116401B1
FR2116401B1 FR7142107A FR7142107A FR2116401B1 FR 2116401 B1 FR2116401 B1 FR 2116401B1 FR 7142107 A FR7142107 A FR 7142107A FR 7142107 A FR7142107 A FR 7142107A FR 2116401 B1 FR2116401 B1 FR 2116401B1
Authority
FR
France
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.)
Expired
Application number
FR7142107A
Other versions
FR2116401A1 (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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 Smiths Group PLC filed Critical Smiths Group PLC
Publication of FR2116401A1 publication Critical patent/FR2116401A1/fr
Application granted granted Critical
Publication of FR2116401B1 publication Critical patent/FR2116401B1/fr
Expired 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
    • G01F23/80—Arrangements for signal processing
    • G01F23/806—Particular electronic circuits for handling non-digital processing equipment
    • G01F23/808—Particular electronic circuits for handling non-digital processing equipment containing circuits handling parameters other than liquid level
    • 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
    • G01F23/266—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 measuring circuits therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
FR7142107A 1970-11-25 1971-11-24 Expired FR2116401B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5607970A GB1373345A (en) 1970-11-25 1970-11-25 Liquid-contents gauging systems

Publications (2)

Publication Number Publication Date
FR2116401A1 FR2116401A1 (fr) 1972-07-13
FR2116401B1 true FR2116401B1 (fr) 1976-02-13

Family

ID=10475667

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7142107A Expired FR2116401B1 (fr) 1970-11-25 1971-11-24

Country Status (5)

Country Link
US (1) US3818760A (fr)
DE (1) DE2157863C3 (fr)
FR (1) FR2116401B1 (fr)
GB (1) GB1373345A (fr)
IT (1) IT945138B (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2928767C2 (de) * 1979-07-17 1984-03-01 Bayerische Motoren Werke AG, 8000 München Verfahren zur Bestimmung der Vorratsmenge von Betriebsflüssigkeiten von Kraftfahrzeugen und Schaltung zur Ausführung des Verfahrens
US4296472A (en) * 1979-10-01 1981-10-20 Rockwell International Corporation Non-intrusive fluid measuring system
DE3021374A1 (de) * 1980-06-06 1981-12-17 Bayerische Motoren Werke AG, 8000 München Verfahren zur bestimmung der vorratsmenge von betriebsfluueuesikeiten von kraftfahrzeugen und geber zur durchfuehrung des verfahrens
IT1131315B (it) * 1980-06-13 1986-06-18 Logic Spa Sistema di rilevamento e segnalazione della quantita' di carburante contenuto in un serbatoio di veicoli,particolarmente di veicoli aerei
SE8008601L (sv) * 1980-12-08 1982-06-09 Volvo Ab Brenslemetare for fordon
FR2526159A1 (fr) * 1982-04-30 1983-11-04 Jaeger Dispositif de mesure de niveaux entierement statique
FR2530807B1 (fr) * 1982-07-26 1987-01-30 Jaeger Procede et dispositif pour la mesure de la quantite de fluide contenue dans un reservoir
US4555941A (en) * 1982-08-25 1985-12-03 Berwind Corporation Capacitance-type material level indicator
US4499766A (en) * 1982-08-25 1985-02-19 Berwind Corporation Capacitance-type material level indicator
DE3231996C2 (de) * 1982-08-27 1988-05-05 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Widerstandsthermometer
GB2206695A (en) * 1987-06-26 1989-01-11 Ford Motor Co A liquid level indicating device
DE3725752A1 (de) * 1987-08-04 1989-03-02 Vdo Schindling Verfahren und vorrichtung zur anzeige des fluessigkeitsniveaus in einem kraftfahrzeugtank
DE3825630A1 (de) * 1988-07-28 1990-02-01 Bayerische Motoren Werke Ag Verfahren zur bestimmung und anzeige der in einem vorratsbehaelter enthaltenen vorratsmenge von kraftfahrzeug-betriebsfluessigkeiten
GB9102195D0 (en) * 1991-02-01 1991-03-20 Smiths Industries Plc Liquid quantity gauging
US5257300A (en) * 1991-12-23 1993-10-26 Ford Motor Company Digital anti-slosh system
DE4309604A1 (de) * 1993-03-24 1994-10-13 Bayerische Motoren Werke Ag Verfahren zum Bestimmen eines Meßwertes für den Vorrat einer Betriebsflüssigkeit von Kraftfahrzeugen
DE10034144B4 (de) * 2000-07-13 2018-10-11 Volkswagen Ag Verfahren und Vorrichtung zur Anzeige von Betriebsflüssigkeiten
GB0113611D0 (en) 2001-05-30 2001-07-25 Smiths Industries Plc Fluid-gauging systems and methods
US9517836B2 (en) * 2008-11-25 2016-12-13 Airbus Operations Limited Method of operating an aircraft fuel management system
US11466621B2 (en) * 2019-03-20 2022-10-11 Raytheon Technologies Corporation Adaptive thermal management system for aircraft fuel system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA634566A (en) * 1962-01-16 G. Sontheimer Carl Fluid quantity measuring system
US3029641A (en) * 1958-01-15 1962-04-17 Honeywell Regulator Co Fuel gauge apparatus
US3120124A (en) * 1960-10-10 1964-02-04 Sperry Rand Corp All attitude aircraft fuel measuring system
GB1004759A (en) * 1963-04-30 1965-09-15 Smith & Sons Ltd S Improvements in or relating to digital systems of the kind for providing an output representation of the value of a predetermined dependent variable
US3301056A (en) * 1963-06-14 1967-01-31 Trans Sonics Inc Liquid measuring system
US3566685A (en) * 1968-07-05 1971-03-02 Halliburton Co Fluid flow metering method and system

Also Published As

Publication number Publication date
DE2157863B2 (fr) 1980-02-21
US3818760A (en) 1974-06-25
DE2157863A1 (de) 1972-07-20
DE2157863C3 (de) 1980-11-06
GB1373345A (en) 1974-11-13
IT945138B (it) 1973-05-10
FR2116401A1 (fr) 1972-07-13

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Legal Events

Date Code Title Description
ST Notification of lapse