FR1219779A - Indicateur de niveau liquide - Google Patents

Indicateur de niveau liquide

Info

Publication number
FR1219779A
FR1219779A FR791381A FR791381A FR1219779A FR 1219779 A FR1219779 A FR 1219779A FR 791381 A FR791381 A FR 791381A FR 791381 A FR791381 A FR 791381A FR 1219779 A FR1219779 A FR 1219779A
Authority
FR
France
Prior art keywords
liquid level
level indicator
indicator
liquid
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.)
Expired
Application number
FR791381A
Other languages
English (en)
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.)
Bendix Aviation Corp
Original Assignee
Bendix Aviation Corp
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 Bendix Aviation Corp filed Critical Bendix Aviation Corp
Application granted granted Critical
Publication of FR1219779A publication Critical patent/FR1219779A/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
    • G01F23/22—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
    • G01F23/28—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 the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • G01F23/2922—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms
    • G01F23/2925—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms using electrical detecting means
FR791381A 1958-04-10 1959-04-07 Indicateur de niveau liquide Expired FR1219779A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1219779XA 1958-04-10 1958-04-10

Publications (1)

Publication Number Publication Date
FR1219779A true FR1219779A (fr) 1960-05-19

Family

ID=22399846

Family Applications (1)

Application Number Title Priority Date Filing Date
FR791381A Expired FR1219779A (fr) 1958-04-10 1959-04-07 Indicateur de niveau liquide

Country Status (3)

Country Link
DE (1) DE1118480B (fr)
FR (1) FR1219779A (fr)
GB (1) GB859104A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2201459A1 (fr) * 1972-09-22 1974-04-26 Dba

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3384885A (en) * 1966-02-21 1968-05-21 Gen Motors Corp Multiple liquid reservoir liquid level indicator
DE3160292D1 (en) * 1980-04-23 1983-07-07 Contraves Ag Canula with sensing means
DE3128925A1 (de) * 1981-07-22 1983-02-10 Bayerische Motoren Werke AG, 8000 München Niveaugeber fuer fluessigkeiten
DE3247192A1 (de) * 1982-12-21 1984-07-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Faseroptische fluessigkeitsstandsmessvorrichtung
US4764671A (en) * 1986-10-03 1988-08-16 Kollmorgen Corporation Fiber optic fluid sensor using coated sensor tip
DE3930181A1 (de) * 1989-09-09 1991-03-21 Fresenius Ag Druckausgleichsgefaess fuer ein haemodialysekonzentrat
CN112504392A (zh) * 2020-11-11 2021-03-16 厦门华联电子股份有限公司 一种光电液位传感器
CN114993413B (zh) * 2022-05-26 2023-07-18 深圳市天为机电设备有限公司 一种基于光电感应的抗干扰能力强的智能传感器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2201459A1 (fr) * 1972-09-22 1974-04-26 Dba

Also Published As

Publication number Publication date
DE1118480B (de) 1961-11-30
GB859104A (en) 1961-01-18

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