SE371691B - - Google Patents

Info

Publication number
SE371691B
SE371691B SE7301902A SE7301902A SE371691B SE 371691 B SE371691 B SE 371691B SE 7301902 A SE7301902 A SE 7301902A SE 7301902 A SE7301902 A SE 7301902A SE 371691 B SE371691 B SE 371691B
Authority
SE
Sweden
Application number
SE7301902A
Inventor
H Robertsson
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
Priority to SE7301902A priority Critical patent/SE371691B/xx
Priority to GB797174A priority patent/GB1411208A/en
Priority to DE19742405991 priority patent/DE2405991C3/de
Priority to NO740455A priority patent/NO136861C/no
Priority to DK69674AA priority patent/DK138617B/da
Priority to FR7404562A priority patent/FR2217678B1/fr
Priority to IT48265/74A priority patent/IT1008221B/it
Priority to JP1708374A priority patent/JPS5427149B2/ja
Publication of SE371691B publication Critical patent/SE371691B/xx

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)
  • Ink Jet (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
SE7301902A 1973-02-12 1973-02-12 SE371691B (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE7301902A SE371691B (fr) 1973-02-12 1973-02-12
GB797174A GB1411208A (en) 1973-02-12 1974-02-05 Apparatus for measuring liquid level
DE19742405991 DE2405991C3 (de) 1973-02-12 1974-02-08 Vorrichtung zum Messen des Flüssigkeitsstandes
NO740455A NO136861C (no) 1973-02-12 1974-02-11 Anordning for m}ling av niv}et hos en v{ske.
DK69674AA DK138617B (da) 1973-02-12 1974-02-11 Anordning til måling af væskeniveau.
FR7404562A FR2217678B1 (fr) 1973-02-12 1974-02-11
IT48265/74A IT1008221B (it) 1973-02-12 1974-02-11 Perfezionamento nei dispositivi per la misura del livello di liqui di in serbatoi
JP1708374A JPS5427149B2 (fr) 1973-02-12 1974-02-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7301902A SE371691B (fr) 1973-02-12 1973-02-12

Publications (1)

Publication Number Publication Date
SE371691B true SE371691B (fr) 1974-11-25

Family

ID=20316601

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7301902A SE371691B (fr) 1973-02-12 1973-02-12

Country Status (7)

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

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
GB1411208A (en) 1975-10-22
NO136861C (no) 1977-11-16
JPS5041578A (fr) 1975-04-16
DE2405991B2 (de) 1976-06-10
JPS5427149B2 (fr) 1979-09-07
NO136861B (no) 1977-08-08
DK138617C (fr) 1979-03-12
DE2405991A1 (de) 1974-08-22
FR2217678B1 (fr) 1978-10-27
NO740455L (no) 1974-08-13
FR2217678A1 (fr) 1974-09-06
IT1008221B (it) 1976-11-10
DK138617B (da) 1978-10-02

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