KR900702338A - 충전-레벨 표시기 - Google Patents

충전-레벨 표시기

Info

Publication number
KR900702338A
KR900702338A KR1019900700486A KR900700486A KR900702338A KR 900702338 A KR900702338 A KR 900702338A KR 1019900700486 A KR1019900700486 A KR 1019900700486A KR 900700486 A KR900700486 A KR 900700486A KR 900702338 A KR900702338 A KR 900702338A
Authority
KR
South Korea
Prior art keywords
charge
level indicator
indicator
level
Prior art date
Application number
KR1019900700486A
Other languages
English (en)
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
Publication of KR900702338A publication Critical patent/KR900702338A/ko

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
    • 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
    • G01F23/296—Acoustic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
KR1019900700486A 1988-07-07 1990-03-07 충전-레벨 표시기 KR900702338A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3822994A DE3822994A1 (de) 1988-07-07 1988-07-07 Fuellstandsanzeiger
PCT/DE1989/000347 WO1990000726A1 (de) 1988-07-07 1989-05-31 Füllstandsanzeiger

Publications (1)

Publication Number Publication Date
KR900702338A true KR900702338A (ko) 1990-12-06

Family

ID=6358149

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900700486A KR900702338A (ko) 1988-07-07 1990-03-07 충전-레벨 표시기

Country Status (7)

Country Link
EP (1) EP0423143B1 (ko)
JP (1) JPH03505919A (ko)
KR (1) KR900702338A (ko)
AU (1) AU616768B2 (ko)
DE (2) DE3822994A1 (ko)
ES (1) ES2013952A6 (ko)
WO (1) WO1990000726A1 (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19830442B4 (de) * 1998-07-08 2004-04-29 Forschungszentrum Rossendorf E.V. Anordnung zur akustischen Volumenbestimmung
DE10207278B4 (de) * 2002-02-21 2007-03-01 Robert Bosch Gmbh Verfahren zur Füllstandsbestimmung und Füllstandsmessvorrichtung
DE102005013269A1 (de) * 2005-03-22 2006-09-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Bestimmung des Flüssigkeitsstandes einer flüssigen Phase über eine Ultraschall-Laufzeitmessung
DE102010014572A1 (de) * 2010-04-10 2011-10-13 Bayerische Motoren Werke Aktiengesellschaft Vorrichtung zur Erfassung eines Schmiermittelniveaus für eine Brennkraftmaschine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1595194A (en) * 1977-09-13 1981-08-12 Marconi Co Ltd Liquid level sensing device
AU543420B2 (en) * 1981-07-22 1985-04-18 Marconi Company Limited, The Liquid level measurement
FR2596515B1 (fr) * 1986-03-28 1992-07-03 Univ Paris Curie Capteur de niveau de liquide a ondes elastiques guidees
DE3619678A1 (de) * 1986-06-11 1987-12-17 Eberhard Hermann Fuellstandskontrollgeraet

Also Published As

Publication number Publication date
DE3822994A1 (de) 1990-01-11
JPH03505919A (ja) 1991-12-19
EP0423143B1 (de) 1993-08-11
EP0423143A1 (de) 1991-04-24
ES2013952A6 (es) 1990-06-01
AU3682989A (en) 1990-02-05
DE58905288D1 (de) 1993-09-16
WO1990000726A1 (de) 1990-01-25
AU616768B2 (en) 1991-11-07

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Legal Events

Date Code Title Description
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid