FR2203063B1 - - Google Patents

Info

Publication number
FR2203063B1
FR2203063B1 FR7336641A FR7336641A FR2203063B1 FR 2203063 B1 FR2203063 B1 FR 2203063B1 FR 7336641 A FR7336641 A FR 7336641A FR 7336641 A FR7336641 A FR 7336641A FR 2203063 B1 FR2203063 B1 FR 2203063B1
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.)
Expired
Application number
FR7336641A
Other languages
French (fr)
Other versions
FR2203063A1 (OSRAM
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.)
Tokyo Keiki Inc
Original Assignee
Tokyo Keiki Co Ltd
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 Tokyo Keiki Co Ltd filed Critical Tokyo Keiki Co Ltd
Publication of FR2203063A1 publication Critical patent/FR2203063A1/fr
Application granted granted Critical
Publication of FR2203063B1 publication Critical patent/FR2203063B1/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
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
FR7336641A 1972-10-12 1973-10-12 Expired FR2203063B1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10209872A JPS4960760A (OSRAM) 1972-10-12 1972-10-12

Publications (2)

Publication Number Publication Date
FR2203063A1 FR2203063A1 (OSRAM) 1974-05-10
FR2203063B1 true FR2203063B1 (OSRAM) 1976-05-07

Family

ID=14318292

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7336641A Expired FR2203063B1 (OSRAM) 1972-10-12 1973-10-12

Country Status (3)

Country Link
JP (1) JPS4960760A (OSRAM)
DE (1) DE2351290B2 (OSRAM)
FR (1) FR2203063B1 (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2943810C2 (de) 1979-10-30 1982-12-09 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Meßanordnung für die Geschwindigkeit von strömungsfähigen Medien mittels Laufzeitbestimmung von Schallwellen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1388686A (fr) * 1963-08-14 1965-02-12 Débit-mètre ultra-sonique
GB1285175A (en) * 1968-10-04 1972-08-09 Atomic Energy Authority Uk Improvements in or relating to apparatus for measuring the flow velocity of fluids
FR1604378A (OSRAM) * 1968-10-08 1971-11-08
US3631719A (en) * 1969-07-25 1972-01-04 Henri Charvier Fluid speed measuring system

Also Published As

Publication number Publication date
DE2351290A1 (de) 1974-04-25
DE2351290B2 (de) 1976-11-18
JPS4960760A (OSRAM) 1974-06-12
FR2203063A1 (OSRAM) 1974-05-10

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Legal Events

Date Code Title Description
ST Notification of lapse