AT382967B - Fotoelektrischer niveauschalter - Google Patents

Fotoelektrischer niveauschalter

Info

Publication number
AT382967B
AT382967B AT793878A AT793878A AT382967B AT 382967 B AT382967 B AT 382967B AT 793878 A AT793878 A AT 793878A AT 793878 A AT793878 A AT 793878A AT 382967 B AT382967 B AT 382967B
Authority
AT
Austria
Prior art keywords
level switch
photoelectric level
photoelectric
switch
level
Prior art date
Application number
AT793878A
Other languages
English (en)
Other versions
ATA793878A (de
Original Assignee
Hansmann Dipl Ing Robert
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 Hansmann Dipl Ing Robert filed Critical Hansmann Dipl Ing Robert
Priority to AT793878A priority Critical patent/AT382967B/de
Priority to DE19792940799 priority patent/DE2940799A1/de
Priority to GB7936260A priority patent/GB2035561B/en
Publication of ATA793878A publication Critical patent/ATA793878A/de
Application granted granted Critical
Publication of AT382967B publication Critical patent/AT382967B/de

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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
AT793878A 1978-11-06 1978-11-06 Fotoelektrischer niveauschalter AT382967B (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT793878A AT382967B (de) 1978-11-06 1978-11-06 Fotoelektrischer niveauschalter
DE19792940799 DE2940799A1 (de) 1978-11-06 1979-10-09 Fotoelektrisches niveauschaltgeraet
GB7936260A GB2035561B (en) 1978-11-06 1979-10-18 Photoelectric level switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT793878A AT382967B (de) 1978-11-06 1978-11-06 Fotoelektrischer niveauschalter

Publications (2)

Publication Number Publication Date
ATA793878A ATA793878A (de) 1986-09-15
AT382967B true AT382967B (de) 1987-05-11

Family

ID=3600901

Family Applications (1)

Application Number Title Priority Date Filing Date
AT793878A AT382967B (de) 1978-11-06 1978-11-06 Fotoelektrischer niveauschalter

Country Status (3)

Country Link
AT (1) AT382967B (de)
DE (1) DE2940799A1 (de)
GB (1) GB2035561B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2488399A1 (fr) * 1980-08-11 1982-02-12 Normandie Labo Procede et dispositif pour la detection de la presence d'un liquide a un niveau donne dans un tube transparent
DE3242455A1 (de) * 1982-11-12 1984-05-17 Dr. Bruno Lange Gmbh, 1000 Berlin Anordnung zum befuellen der messkuevette eines photometers
DE3346198A1 (de) * 1983-12-21 1985-07-04 ABC-Analytische Biochemie GmbH, 8039 Puchheim Sensor fuer die beruehrungsfreie erkennung von fluessigkeiten in leitungen
DE3415242C1 (de) * 1984-04-24 1985-10-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Faseroptischer Sensor
EP0185285A3 (de) * 1984-12-18 1987-05-06 Abbott Laboratories Messapparat für Flüssigkeitspegel
DE3515890A1 (de) * 1985-05-03 1986-11-06 PKL Verpackungssysteme GmbH, 4000 Düsseldorf Niveaustandsmesseinrichtung fuer fluessigkeiten, insbesondere h(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)2(pfeil abwaerts)
US4933147A (en) * 1985-07-15 1990-06-12 Abbott Laboratories Unitized reagent containment system for clinical analyzer
JPS6339635U (de) * 1986-09-02 1988-03-15
JPH03502732A (ja) * 1988-10-20 1991-06-20 コナックス　バッファロウ　コーポレーション 光学的液位センサ
GB2226879A (en) * 1989-01-05 1990-07-11 Chou Kao Jung Level sensor for intravenous drip bottle
DE4028881A1 (de) * 1990-09-12 1992-03-19 Rheinhuette Gmbh & Co Verfahren und einrichtung zum schutz einer foerdereinrichtung von trockenlauf
DE102012203686B4 (de) * 2012-03-08 2021-11-18 Leica Biosystems Nussloch Gmbh Eindeckautomat mit optischem Grenzfüllstandsmessgerät für eine Flüssigkeit

Also Published As

Publication number Publication date
GB2035561A (en) 1980-06-18
GB2035561B (en) 1983-08-17
DE2940799A1 (de) 1980-05-14
ATA793878A (de) 1986-09-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee