FR2985566B1 - LIQUID LEVEL SENSOR WITH FREE FLOAT - Google Patents

LIQUID LEVEL SENSOR WITH FREE FLOAT

Info

Publication number
FR2985566B1
FR2985566B1 FR1250170A FR1250170A FR2985566B1 FR 2985566 B1 FR2985566 B1 FR 2985566B1 FR 1250170 A FR1250170 A FR 1250170A FR 1250170 A FR1250170 A FR 1250170A FR 2985566 B1 FR2985566 B1 FR 2985566B1
Authority
FR
France
Prior art keywords
liquid level
level sensor
free float
float
free
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
FR1250170A
Other languages
French (fr)
Other versions
FR2985566A1 (en
Inventor
Dominique Pinet
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.)
Societe Technique pour lEnergie Atomique Technicatome SA
TechnicAtome SA
Original Assignee
Societe Technique pour lEnergie Atomique Technicatome SA
TechnicAtome 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 Societe Technique pour lEnergie Atomique Technicatome SA, TechnicAtome SA filed Critical Societe Technique pour lEnergie Atomique Technicatome SA
Priority to FR1250170A priority Critical patent/FR2985566B1/en
Priority to PCT/EP2013/050099 priority patent/WO2013102658A1/en
Priority to EP13701710.9A priority patent/EP2800955A1/en
Publication of FR2985566A1 publication Critical patent/FR2985566A1/en
Application granted granted Critical
Publication of FR2985566B1 publication Critical patent/FR2985566B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01F23/30—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 floats
    • G01F23/64—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 floats of the free float type without mechanical transmission elements
    • 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
    • G01F23/30—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 floats
    • G01F23/64—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 floats of the free float type without mechanical transmission elements
    • G01F23/68—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 floats of the free float type without mechanical transmission elements using electrically actuated indicating means
    • G01F23/70—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 floats of the free float type without mechanical transmission elements using electrically actuated indicating means for sensing changes in level only at discrete points
    • G01F23/703—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 floats of the free float type without mechanical transmission elements using electrically actuated indicating means for sensing changes in level only at discrete points using electromechanically actuated indicating means
    • 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
    • G01F23/30—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 floats
    • G01F23/64—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 floats of the free float type without mechanical transmission elements
    • G01F23/68—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 floats of the free float type without mechanical transmission elements using electrically actuated indicating means
    • G01F23/70—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 floats of the free float type without mechanical transmission elements using electrically actuated indicating means for sensing changes in level only at discrete points
    • G01F23/706—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 floats of the free float type without mechanical transmission elements using electrically actuated indicating means for sensing changes in level only at discrete points using opto-electrically actuated indicating means
    • 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
    • G01F23/30—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 floats
    • G01F23/64—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 floats of the free float type without mechanical transmission elements
    • G01F23/72—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 floats of the free float type without mechanical transmission elements using magnetically actuated indicating means
    • G01F23/74—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 floats of the free float type without mechanical transmission elements using magnetically actuated indicating means for sensing changes in level only at discrete points
FR1250170A 2012-01-06 2012-01-06 LIQUID LEVEL SENSOR WITH FREE FLOAT Expired - Fee Related FR2985566B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1250170A FR2985566B1 (en) 2012-01-06 2012-01-06 LIQUID LEVEL SENSOR WITH FREE FLOAT
PCT/EP2013/050099 WO2013102658A1 (en) 2012-01-06 2013-01-04 Liquid level sensor with free float
EP13701710.9A EP2800955A1 (en) 2012-01-06 2013-01-04 Liquid level sensor with free float

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1250170A FR2985566B1 (en) 2012-01-06 2012-01-06 LIQUID LEVEL SENSOR WITH FREE FLOAT

Publications (2)

Publication Number Publication Date
FR2985566A1 FR2985566A1 (en) 2013-07-12
FR2985566B1 true FR2985566B1 (en) 2015-06-12

Family

ID=47628099

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1250170A Expired - Fee Related FR2985566B1 (en) 2012-01-06 2012-01-06 LIQUID LEVEL SENSOR WITH FREE FLOAT

Country Status (3)

Country Link
EP (1) EP2800955A1 (en)
FR (1) FR2985566B1 (en)
WO (1) WO2013102658A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108562707B (en) * 2018-03-28 2023-10-13 浙江大学昆山创新中心 Water quality monitoring probe protection structure of self-adaptation water level degree of depth

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR794880A (en) * 1934-12-03 1936-02-27 Liquid level indicator
DE3620185A1 (en) * 1986-06-16 1987-12-17 Wolfgang Kuebler MEASURING GUIDE FOR A LEVEL SENSOR
US4955231A (en) * 1989-05-12 1990-09-11 General Motors Corporation Liquid float gage assembly
US5552774A (en) 1994-06-10 1996-09-03 Gridley; R. F. Magnetically activated float switch
US6173609B1 (en) 1997-06-20 2001-01-16 Optical Sensor Consultants, Inc. Optical level sensor
ITMI20030334A1 (en) 2003-02-25 2004-08-26 Bonetti Cesare Spa PROCEDURE FOR MEASURING THE POSITION OF MOBILE ELEMENTS THROUGH OPTICAL DEVICES AND RELATED DEVICES AND EQUIPMENT.
US20050056092A1 (en) 2003-09-12 2005-03-17 Kowalski Kenneth H. Liquid level indicator using lights

Also Published As

Publication number Publication date
WO2013102658A1 (en) 2013-07-11
EP2800955A1 (en) 2014-11-12
FR2985566A1 (en) 2013-07-12

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Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 5

ST Notification of lapse

Effective date: 20170929