CA1162626A - Sensor for detecting the level of liquid in a tank - Google Patents

Sensor for detecting the level of liquid in a tank

Info

Publication number
CA1162626A
CA1162626A CA000380716A CA380716A CA1162626A CA 1162626 A CA1162626 A CA 1162626A CA 000380716 A CA000380716 A CA 000380716A CA 380716 A CA380716 A CA 380716A CA 1162626 A CA1162626 A CA 1162626A
Authority
CA
Canada
Prior art keywords
spacer element
wire
spring
hooking
sensor
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.)
Expired
Application number
CA000380716A
Other languages
English (en)
French (fr)
Inventor
Jean Coulange
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.)
E D VEGLIA
Original Assignee
E D VEGLIA
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 E D VEGLIA filed Critical E D VEGLIA
Application granted granted Critical
Publication of CA1162626A publication Critical patent/CA1162626A/en
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
    • G01F23/22—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
    • G01F23/246—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 thermal devices

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Level Indicators Using A Float (AREA)
CA000380716A 1980-06-27 1981-06-26 Sensor for detecting the level of liquid in a tank Expired CA1162626A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8014377 1980-06-27
FR8014377A FR2485726A1 (fr) 1980-06-27 1980-06-27 Sonde de detection d'un niveau de liquide

Publications (1)

Publication Number Publication Date
CA1162626A true CA1162626A (en) 1984-02-21

Family

ID=9243614

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000380716A Expired CA1162626A (en) 1980-06-27 1981-06-26 Sensor for detecting the level of liquid in a tank

Country Status (5)

Country Link
US (1) US4411155A (enExample)
EP (1) EP0043312B1 (enExample)
CA (1) CA1162626A (enExample)
DE (1) DE3166002D1 (enExample)
FR (1) FR2485726A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2584814B1 (fr) * 1985-07-15 1990-03-23 Jaeger Capteur de niveau de liquide electriquement isolant
US5167153A (en) * 1986-04-23 1992-12-01 Fluid Components, Inc. Method of measuring physical phenomena using a distributed RTD
US5117216A (en) * 1986-04-23 1992-05-26 Fluid Components, Inc. Distributed RTD
US5152049A (en) * 1988-05-02 1992-10-06 Fluid Components, Inc. Method of making a heated extended resistance temperature sensor
US5201223A (en) * 1988-05-02 1993-04-13 Fluid Components, Inc. Method of sensing fluid flow and level employing a heated extended resistance temperature sensor
US5134772A (en) * 1988-05-02 1992-08-04 Fluid Components, Inc. Method of making a U-shaped heated extended resistance temperature sensor
US4994780A (en) * 1988-05-02 1991-02-19 Fluid Components, Inc. Heated extended resistance temperature sensor, apparatus for sensing and method of making same
US5438866A (en) * 1990-06-25 1995-08-08 Fluid Components, Inc. Method of making average mass flow velocity measurements employing a heated extended resistance temperature sensor
FR2690523B1 (fr) * 1992-04-24 1994-07-29 Jaeger Perfectionnements aux systemes de mesure de niveau de liquide a sonde resistive possedant un coefficient de temperature eleve.
LT3856B (en) 1994-01-18 1996-04-25 Piotr Zacharov Device for measuring liquid level
FR2937416B1 (fr) * 2008-10-21 2011-02-11 Sc2N Sa Dispositif de mesure de niveau de liquide
FR2937417B1 (fr) * 2008-10-21 2010-12-03 Sc2N Sa Dispositif de mesure de niveau de liquide
US9719951B1 (en) 2013-07-12 2017-08-01 Helvetia Wireless Llc Method and apparatus for moisture detection
US11313757B2 (en) 2013-07-12 2022-04-26 Hill-Rom Services, Inc. Methods and apparatus for detecting a position of liquid
US10634579B1 (en) 2013-07-12 2020-04-28 Hill-Rom Services, Inc. Methods and apparatus for detecting position of a liquid
US10191003B1 (en) 2014-12-18 2019-01-29 Helvetia Wireless Llc Methods and apparatus for a moisture detector

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3205709A (en) * 1962-11-28 1965-09-14 Gen Motors Corp Thermoelectric transducer
US3302458A (en) * 1963-10-09 1967-02-07 American Radiator & Standard Liquid level sensing device
GB1096025A (en) * 1963-10-24 1967-12-20 Nat Inst For Res In Nuclear Sc Improvements in or relating to liquid level gauges
GB1135485A (en) * 1966-05-26 1968-12-04 Atomic Energy Authority Uk Improvements in or relating to liquid level gauges
GB1266887A (enExample) * 1968-11-13 1972-03-15
US3678749A (en) * 1970-02-25 1972-07-25 Patrick D Harper Floatless fluid level gauge
DE2718295B2 (de) * 1977-04-25 1981-07-09 Hauser Verwaltungs-Gesellschaft Mbh, 6370 Oberursel Vorrichtung zur Messung des Ölstandes in Kurbelwannen von Verbrennungsmotoren

Also Published As

Publication number Publication date
EP0043312B1 (fr) 1984-09-12
US4411155A (en) 1983-10-25
FR2485726B1 (enExample) 1984-10-26
DE3166002D1 (en) 1984-10-18
FR2485726A1 (fr) 1981-12-31
EP0043312A1 (fr) 1982-01-06

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Legal Events

Date Code Title Description
MKEX Expiry