AT332138B - DEVICE FOR DISPLAYING OR CONTROLLING THE LIQUID LEVEL IN A CONTAINER - Google Patents

DEVICE FOR DISPLAYING OR CONTROLLING THE LIQUID LEVEL IN A CONTAINER

Info

Publication number
AT332138B
AT332138B AT907173A AT907173A AT332138B AT 332138 B AT332138 B AT 332138B AT 907173 A AT907173 A AT 907173A AT 907173 A AT907173 A AT 907173A AT 332138 B AT332138 B AT 332138B
Authority
AT
Austria
Prior art keywords
displaying
container
controlling
liquid level
liquid
Prior art date
Application number
AT907173A
Other languages
German (de)
Other versions
ATA907173A (en
Original Assignee
Neuelektrik Ag
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 Neuelektrik Ag filed Critical Neuelektrik Ag
Priority to AT907173A priority Critical patent/AT332138B/en
Priority to CH604174A priority patent/CH563572A5/xx
Priority to FR7435918A priority patent/FR2249316A1/en
Publication of ATA907173A publication Critical patent/ATA907173A/en
Application granted granted Critical
Publication of AT332138B publication Critical patent/AT332138B/en

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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
AT907173A 1973-10-25 1973-10-25 DEVICE FOR DISPLAYING OR CONTROLLING THE LIQUID LEVEL IN A CONTAINER AT332138B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT907173A AT332138B (en) 1973-10-25 1973-10-25 DEVICE FOR DISPLAYING OR CONTROLLING THE LIQUID LEVEL IN A CONTAINER
CH604174A CH563572A5 (en) 1973-10-25 1974-05-03
FR7435918A FR2249316A1 (en) 1973-10-25 1974-10-25 Liq reflectometer used as vessel filling detector - uses total reflection of light rays within a paraboloid or ellipsoid hollow body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT907173A AT332138B (en) 1973-10-25 1973-10-25 DEVICE FOR DISPLAYING OR CONTROLLING THE LIQUID LEVEL IN A CONTAINER

Publications (2)

Publication Number Publication Date
ATA907173A ATA907173A (en) 1975-12-15
AT332138B true AT332138B (en) 1976-09-10

Family

ID=3610949

Family Applications (1)

Application Number Title Priority Date Filing Date
AT907173A AT332138B (en) 1973-10-25 1973-10-25 DEVICE FOR DISPLAYING OR CONTROLLING THE LIQUID LEVEL IN A CONTAINER

Country Status (3)

Country Link
AT (1) AT332138B (en)
CH (1) CH563572A5 (en)
FR (1) FR2249316A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0203341A1 (en) * 1985-05-30 1986-12-03 Hella KG Hueck & Co. Device for measuring and controlling the filling level of a liquid container

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH580802A5 (en) * 1975-07-21 1976-10-15 Hectronic Ag
AU524951B2 (en) * 1978-04-19 1982-10-14 See Probe Electronics Pty. Ltd. L.e.d. reflectance fluid level indicator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0203341A1 (en) * 1985-05-30 1986-12-03 Hella KG Hueck & Co. Device for measuring and controlling the filling level of a liquid container

Also Published As

Publication number Publication date
CH563572A5 (en) 1975-06-30
FR2249316A1 (en) 1975-05-23
ATA907173A (en) 1975-12-15

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Legal Events

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