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FR2628526B1 - Dispositif de contact electrique sensible a la presence d'un liquide et jauge de niveau utilisant un tel dispositif - Google Patents

Dispositif de contact electrique sensible a la presence d'un liquide et jauge de niveau utilisant un tel dispositif

Info

Publication number
FR2628526B1
FR2628526B1 FR8803055A FR8803055A FR2628526B1 FR 2628526 B1 FR2628526 B1 FR 2628526B1 FR 8803055 A FR8803055 A FR 8803055A FR 8803055 A FR8803055 A FR 8803055A FR 2628526 B1 FR2628526 B1 FR 2628526B1
Authority
FR
France
Prior art keywords
liquid
level gauge
electric contact
sensitive
contact device
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 - Fee Related
Application number
FR8803055A
Other languages
English (en)
Other versions
FR2628526A1 (fr
Inventor
Michel Rousseau
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.)
Automobiles Peugeot SA
Automobiles Citroen SA
Original Assignee
Automobiles Peugeot SA
Automobiles Citroen SA
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 Automobiles Peugeot SA, Automobiles Citroen SA filed Critical Automobiles Peugeot SA
Priority to FR8803055A priority Critical patent/FR2628526B1/fr
Publication of FR2628526A1 publication Critical patent/FR2628526A1/fr
Application granted granted Critical
Publication of FR2628526B1 publication Critical patent/FR2628526B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01F23/241—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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/42—Switches operated by change of humidity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/18—Switches operated by change of liquid level or of liquid density, e.g. float switch

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Level Indicators Using A Float (AREA)
FR8803055A 1988-03-09 1988-03-09 Dispositif de contact electrique sensible a la presence d'un liquide et jauge de niveau utilisant un tel dispositif Expired - Fee Related FR2628526B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8803055A FR2628526B1 (fr) 1988-03-09 1988-03-09 Dispositif de contact electrique sensible a la presence d'un liquide et jauge de niveau utilisant un tel dispositif

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8803055A FR2628526B1 (fr) 1988-03-09 1988-03-09 Dispositif de contact electrique sensible a la presence d'un liquide et jauge de niveau utilisant un tel dispositif

Publications (2)

Publication Number Publication Date
FR2628526A1 FR2628526A1 (fr) 1989-09-15
FR2628526B1 true FR2628526B1 (fr) 1992-04-03

Family

ID=9364104

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8803055A Expired - Fee Related FR2628526B1 (fr) 1988-03-09 1988-03-09 Dispositif de contact electrique sensible a la presence d'un liquide et jauge de niveau utilisant un tel dispositif

Country Status (1)

Country Link
FR (1) FR2628526B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2812390B1 (fr) * 2000-07-31 2003-01-03 Peugeot Citroen Automobiles Sa Dispositif de protection du niveau d'un liquide, notamment pour une installation de refroidissement d'un moteur thermique de vehicule automobile
FR2864693B1 (fr) * 2003-12-26 2006-05-19 Renault Sas Detecteur selectif de fluide
US7164849B1 (en) * 2005-09-13 2007-01-16 The Dial Corporation Vapor-emitting device with an active end of use indicator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR869787A (fr) * 1939-03-22 1942-02-16 Fides Tâteur électrique actionné par un liquide
US2432367A (en) * 1943-09-23 1947-12-09 Wingfoot Corp Leak detector
US4414441A (en) * 1982-04-02 1983-11-08 Emhart Industries, Inc. Hydrocarbon responsive switch
ES268109U (es) * 1982-10-08 1983-06-01 Jaeger Iberica, S.A. "dispositivo transmisor de la senal electrica de nivel de liquido en depositos".

Also Published As

Publication number Publication date
FR2628526A1 (fr) 1989-09-15

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Legal Events

Date Code Title Description
ST Notification of lapse