NO740455L - Anordning for måling av nivået hos en væske. - Google Patents

Anordning for måling av nivået hos en væske.

Info

Publication number
NO740455L
NO740455L NO740455A NO740455A NO740455L NO 740455 L NO740455 L NO 740455L NO 740455 A NO740455 A NO 740455A NO 740455 A NO740455 A NO 740455A NO 740455 L NO740455 L NO 740455L
Authority
NO
Norway
Prior art keywords
measuring
liquid
level
Prior art date
Application number
NO740455A
Other languages
English (en)
Other versions
NO136861C (no
NO136861B (no
Inventor
Hans R Robertson
Original Assignee
Saab Scania Ab
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 Saab Scania Ab filed Critical Saab Scania Ab
Publication of NO740455L publication Critical patent/NO740455L/no
Publication of NO136861B publication Critical patent/NO136861B/no
Publication of NO136861C publication Critical patent/NO136861C/no

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
    • G01F23/2962—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)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ink Jet (AREA)
NO740455A 1973-02-12 1974-02-11 Anordning for m}ling av niv}et hos en v{ske. NO136861C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7301902A SE371691B (no) 1973-02-12 1973-02-12

Publications (3)

Publication Number Publication Date
NO740455L true NO740455L (no) 1974-08-13
NO136861B NO136861B (no) 1977-08-08
NO136861C NO136861C (no) 1977-11-16

Family

ID=20316601

Family Applications (1)

Application Number Title Priority Date Filing Date
NO740455A NO136861C (no) 1973-02-12 1974-02-11 Anordning for m}ling av niv}et hos en v{ske.

Country Status (7)

Country Link
JP (1) JPS5427149B2 (no)
DK (1) DK138617B (no)
FR (1) FR2217678B1 (no)
GB (1) GB1411208A (no)
IT (1) IT1008221B (no)
NO (1) NO136861C (no)
SE (1) SE371691B (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1555799A (en) * 1976-10-25 1979-11-14 Secretary Industry Brit Arc welding
GB1595194A (en) * 1977-09-13 1981-08-12 Marconi Co Ltd Liquid level sensing device
JP6270055B2 (ja) * 2014-12-26 2018-01-31 日本精機株式会社 液面検出装置

Also Published As

Publication number Publication date
IT1008221B (it) 1976-11-10
SE371691B (no) 1974-11-25
JPS5427149B2 (no) 1979-09-07
DK138617B (da) 1978-10-02
DK138617C (no) 1979-03-12
DE2405991A1 (de) 1974-08-22
FR2217678A1 (no) 1974-09-06
GB1411208A (en) 1975-10-22
NO136861C (no) 1977-11-16
DE2405991B2 (de) 1976-06-10
FR2217678B1 (no) 1978-10-27
JPS5041578A (no) 1975-04-16
NO136861B (no) 1977-08-08

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