DE19621759A1 - Flüssigkeitsniveau-Sensor - Google Patents

Flüssigkeitsniveau-Sensor

Info

Publication number
DE19621759A1
DE19621759A1 DE1996121759 DE19621759A DE19621759A1 DE 19621759 A1 DE19621759 A1 DE 19621759A1 DE 1996121759 DE1996121759 DE 1996121759 DE 19621759 A DE19621759 A DE 19621759A DE 19621759 A1 DE19621759 A1 DE 19621759A1
Authority
DE
Germany
Prior art keywords
container
reflector
receiver
transmitter
liquid
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.)
Withdrawn
Application number
DE1996121759
Other languages
German (de)
English (en)
Inventor
Richard Hunter Brown
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.)
Whitaker LLC
Original Assignee
Whitaker LLC
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 Whitaker LLC filed Critical Whitaker LLC
Publication of DE19621759A1 publication Critical patent/DE19621759A1/de
Withdrawn legal-status Critical Current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
    • G01F23/296—Acoustic waves
    • G01F23/2961—Acoustic waves 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
    • 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
    • G01F23/2962—Measuring transit time of reflected waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
DE1996121759 1995-06-08 1996-05-30 Flüssigkeitsniveau-Sensor Withdrawn DE19621759A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9511591.1A GB9511591D0 (en) 1995-06-08 1995-06-08 Liquid level sensor having externally located transducer and electronics

Publications (1)

Publication Number Publication Date
DE19621759A1 true DE19621759A1 (de) 1996-12-12

Family

ID=10775710

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996121759 Withdrawn DE19621759A1 (de) 1995-06-08 1996-05-30 Flüssigkeitsniveau-Sensor

Country Status (3)

Country Link
JP (1) JPH095144A (ja)
DE (1) DE19621759A1 (ja)
GB (2) GB9511591D0 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009043570A1 (de) * 2009-09-30 2011-03-31 Manz Automation Tübingen GmbH Modul für einen Laborroboter und Laborroboter

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009049375B4 (de) * 2009-10-14 2014-07-24 Leica Instruments (Singapore) Pte. Ltd. Vorrichtung zum Bearbeiten von Gewebeproben
DE102019216039B3 (de) * 2019-10-17 2021-02-04 Vitesco Technologies Germany Gmbh Anordnung und Verfahren zum Feststellen eines Mindestfüllstands eines Fluids in einem Fluidbehälter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59501799A (ja) * 1982-09-15 1984-10-25 サイリンクス　プリシイジヨン　インスツルメンツ　リミテツド 超音波測定
FR2540247B1 (fr) * 1983-01-31 1985-09-27 Elf France Procede et appareil pour la detection de changements de composition au sein d'un milieu, a l'aide de l'ultra-son
US4815323A (en) * 1985-06-28 1989-03-28 Simmonds Precision Products, Inc. Ultrasonic fuel quantity gauging system
DE3732219A1 (de) * 1987-09-24 1989-04-13 Siemens Ag Anwendung des verfahrens zur elektromagnetischen ultraschall-wandlung zur ueberwachung von fuellhoehe und blasenbildung in fluessigkeit enthaltenden umschliessungen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009043570A1 (de) * 2009-09-30 2011-03-31 Manz Automation Tübingen GmbH Modul für einen Laborroboter und Laborroboter

Also Published As

Publication number Publication date
GB2301891A (en) 1996-12-18
GB9511591D0 (en) 1995-08-02
GB9611891D0 (en) 1996-08-07
JPH095144A (ja) 1997-01-10

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee