FR2083336A1 - - Google Patents

Info

Publication number
FR2083336A1
FR2083336A1 FR7105373A FR7105373A FR2083336A1 FR 2083336 A1 FR2083336 A1 FR 2083336A1 FR 7105373 A FR7105373 A FR 7105373A FR 7105373 A FR7105373 A FR 7105373A FR 2083336 A1 FR2083336 A1 FR 2083336A1
Authority
FR
France
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.)
Granted
Application number
FR7105373A
Other languages
French (fr)
Other versions
FR2083336B1 (en
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.)
Roland Offsetmaschinenfabrik Faber and Schleicher AG
Original Assignee
Roland Offsetmaschinenfabrik Faber and Schleicher 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 Roland Offsetmaschinenfabrik Faber and Schleicher AG filed Critical Roland Offsetmaschinenfabrik Faber and Schleicher AG
Publication of FR2083336A1 publication Critical patent/FR2083336A1/fr
Application granted granted Critical
Publication of FR2083336B1 publication Critical patent/FR2083336B1/fr
Expired 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
    • G01F23/2966—Acoustic waves making use of acoustical resonance or standing waves
    • G01F23/2967—Acoustic waves making use of acoustical resonance or standing waves for discrete levels

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Ink Jet (AREA)
FR7105373A 1970-03-17 1971-02-17 Expired FR2083336B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702012475 DE2012475A1 (en) 1970-03-17 1970-03-17 Level sensor

Publications (2)

Publication Number Publication Date
FR2083336A1 true FR2083336A1 (en) 1971-12-17
FR2083336B1 FR2083336B1 (en) 1975-01-17

Family

ID=5765251

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7105373A Expired FR2083336B1 (en) 1970-03-17 1971-02-17

Country Status (5)

Country Link
CH (1) CH528071A (en)
DE (1) DE2012475A1 (en)
FR (1) FR2083336B1 (en)
GB (1) GB1341274A (en)
SE (1) SE379309B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1595194A (en) * 1977-09-13 1981-08-12 Marconi Co Ltd Liquid level sensing device
GB2027539B (en) * 1978-08-09 1983-09-21 Marconi Co Ltd Measurement of the density of liquids
DE3105020A1 (en) * 1981-02-12 1982-09-02 M.A.N.- Roland Druckmaschinen AG, 6050 Offenbach DEVICE FOR APPLYING A FLUID, IN PARTICULAR LACQUERS ON PRINTED SHEETS OR COATS
LU84185A1 (en) * 1982-06-07 1983-09-02 Egemin Nv MEASURING DEVICE
DE3332912C1 (en) * 1983-09-13 1984-10-31 Krohne Meßtechnik GmbH & Co KG, 4100 Duisburg Circuit arrangement for a level measuring device with a touch plate
CN102155968B (en) * 2011-03-08 2012-02-22 陈益华 Electromagnetic pushing-beating-type object-detecting device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1545598A (en) * 1967-05-26 1968-11-15 Monsieur Le Ministre Des Armee Vibrating blade level switch for liquids

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1545598A (en) * 1967-05-26 1968-11-15 Monsieur Le Ministre Des Armee Vibrating blade level switch for liquids

Also Published As

Publication number Publication date
DE2012475A1 (en) 1971-12-23
GB1341274A (en) 1973-12-19
CH528071A (en) 1972-09-15
FR2083336B1 (en) 1975-01-17
SE379309B (en) 1975-10-06

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Legal Events

Date Code Title Description
ST Notification of lapse