JPS5311870B2 - - Google Patents

Info

Publication number
JPS5311870B2
JPS5311870B2 JP7674471A JP7674471A JPS5311870B2 JP S5311870 B2 JPS5311870 B2 JP S5311870B2 JP 7674471 A JP7674471 A JP 7674471A JP 7674471 A JP7674471 A JP 7674471A JP S5311870 B2 JPS5311870 B2 JP S5311870B2
Authority
JP
Japan
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
JP7674471A
Other versions
JPS4843367A (ja
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 filed Critical
Priority to JP7674471A priority Critical patent/JPS5311870B2/ja
Priority to US00291080A priority patent/US3834234A/en
Priority to GB4369672A priority patent/GB1401689A/en
Priority to FR7234120A priority patent/FR2154626B1/fr
Priority to DE2247295A priority patent/DE2247295C2/de
Publication of JPS4843367A publication Critical patent/JPS4843367A/ja
Publication of JPS5311870B2 publication Critical patent/JPS5311870B2/ja
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
    • G01F23/26—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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
JP7674471A 1971-09-30 1971-09-30 Expired JPS5311870B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP7674471A JPS5311870B2 (ja) 1971-09-30 1971-09-30
US00291080A US3834234A (en) 1971-09-30 1972-09-21 Level gauge of liquid metal
GB4369672A GB1401689A (en) 1971-09-30 1972-09-21 Level gauge of liquid metal
FR7234120A FR2154626B1 (ja) 1971-09-30 1972-09-27
DE2247295A DE2247295C2 (de) 1971-09-30 1972-09-27 Vorrichtung zur induktiven Füllstandsmessung von Metallschmelzen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7674471A JPS5311870B2 (ja) 1971-09-30 1971-09-30

Publications (2)

Publication Number Publication Date
JPS4843367A JPS4843367A (ja) 1973-06-22
JPS5311870B2 true JPS5311870B2 (ja) 1978-04-25

Family

ID=13614097

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7674471A Expired JPS5311870B2 (ja) 1971-09-30 1971-09-30

Country Status (5)

Country Link
US (1) US3834234A (ja)
JP (1) JPS5311870B2 (ja)
DE (1) DE2247295C2 (ja)
FR (1) FR2154626B1 (ja)
GB (1) GB1401689A (ja)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1479325A (en) * 1973-10-05 1977-07-13 Commissariat Energie Atomique Measurement of level of paramagnetic liquids
JPS5180155U (ja) * 1974-12-20 1976-06-25
US3962919A (en) * 1975-07-15 1976-06-15 Westinghouse Electric Corporation Temperature compensated inductive liquid metal level detection system
US4152937A (en) * 1976-02-10 1979-05-08 Westinghouse Electric Corp. Liquid level sensor
SE403655B (sv) * 1976-05-20 1978-08-28 Atomenergi Ab Anordning for elektromagnetisk metning av niva och/eller avstand i samband med i en behallare innehallet, flytande ledande material
FR2352288A1 (fr) * 1976-05-20 1977-12-16 Atomenergi Ab Dispositif comportant une bobine d'emission et une bobine de reception pour mesures electromagnetiques en presence d'un materiau conducteur liquide
US4125021A (en) * 1976-06-01 1978-11-14 Doryokuro Kakunenryo Kaihatsu Jigyodan Apparatus for detecting conductive liquid level
JPS5359464A (en) * 1976-11-09 1978-05-29 Toshiba Corp Induction type liquid level gauge
JPS5451869U (ja) * 1977-09-19 1979-04-10
LU80410A1 (de) * 1978-10-25 1980-05-07 Arbed Verfahren zur messung des fuellstandes von metallen in gefaessen,insbesondere in stranggiesskokillen
DE2953508A1 (de) * 1979-01-31 1981-03-26 Inst Elektroswarki Patona Liquid metal level inductive indicator
JPS5910814A (ja) * 1982-07-12 1984-01-20 Hitachi Metals Ltd トナ−レベルセンサ
DE3427563C2 (de) * 1984-07-26 1986-12-11 Stopinc Ag, Baar Einrichtung zur elektromagnetischen Füllstandsmessung für metallurgische Gefässe
US4845986A (en) * 1985-08-14 1989-07-11 Toyoda Gosei Co., Ltd. Liquid level indication device
GB2239528A (en) * 1987-05-05 1991-07-03 British Gas Plc Electrically conducting lead
US5146784A (en) * 1991-03-04 1992-09-15 Vista Research, Inc. Sensor for measuring liquid-level changes in storage tanks
JPH0781898B2 (ja) * 1992-02-18 1995-09-06 新日本製鐵株式会社 溶融金属レベル検出装置
US6002078A (en) * 1992-08-10 1999-12-14 Yamaha Corporation Keyboard assembly for electronic musical instrument
US6192754B1 (en) 1995-09-19 2001-02-27 Czarnek And Orkin Laboratories, Inc. Sensor system for measuring displacements
DE69623027T2 (de) 1995-09-19 2003-05-08 Czarnek And Orkin Laboratories, Inc. Induktiver aufnehmer zur überwachung von flüssigkeitsstand und -verschiebung
US6474158B2 (en) 1995-09-19 2002-11-05 Czarnek And Orkin Laboratories, Inc. Apparatus for measuring displacement and method of use thereof
US9086314B2 (en) 2011-12-02 2015-07-21 Czarnek & Orkin Laboratories, Inc. Battery-less active float for inductive sensor for monitoring fluid level and displacement
CN106092261B (zh) * 2016-07-26 2022-07-29 罗燕 嵌套式液体金属液位探测器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2776563A (en) * 1955-07-18 1957-01-08 Sinclair Oil & Gas Company Apparatus for use in locating interface of liquids
US3089081A (en) * 1958-01-14 1963-05-07 Schaevitz Engineering Differential transformer
US3031633A (en) * 1959-04-09 1962-04-24 Int Resistance Co Differential transformer
US3058345A (en) * 1960-08-16 1962-10-16 Mastras Paul Liquid metal level indicator
US3157048A (en) * 1961-07-03 1964-11-17 Trans Sonics Inc Digital tank gaging system
US3326043A (en) * 1965-03-10 1967-06-20 Paul W Roeske Inductive liquid level detection system
FR1462430A (fr) * 1965-11-04 1966-04-15 Commissariat Energie Atomique Indicateur de niveau à inductances couplées pour métaux liquides
GB1251347A (ja) * 1967-12-02 1971-10-27
DE2210296C2 (de) * 1972-03-03 1983-10-20 Interatom Internationale Atomreaktorbau Gmbh, 5060 Bergisch Gladbach Füllstandsmeßgerät zur kontinuierlichen Messung für elektrisch leitende Flüssigkeiten

Also Published As

Publication number Publication date
DE2247295A1 (de) 1973-04-05
US3834234A (en) 1974-09-10
FR2154626B1 (ja) 1975-01-03
DE2247295C2 (de) 1982-03-11
JPS4843367A (ja) 1973-06-22
GB1401689A (en) 1975-07-30
FR2154626A1 (ja) 1973-05-11

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