FR2487508B1 - - Google Patents

Info

Publication number
FR2487508B1
FR2487508B1 FR8114328A FR8114328A FR2487508B1 FR 2487508 B1 FR2487508 B1 FR 2487508B1 FR 8114328 A FR8114328 A FR 8114328A FR 8114328 A FR8114328 A FR 8114328A FR 2487508 B1 FR2487508 B1 FR 2487508B1
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
FR8114328A
Other languages
French (fr)
Other versions
FR2487508A1 (fr
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.)
Landis and Gyr AG
Original Assignee
Landis and Gyr 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 Landis and Gyr AG filed Critical Landis and Gyr AG
Publication of FR2487508A1 publication Critical patent/FR2487508A1/fr
Application granted granted Critical
Publication of FR2487508B1 publication Critical patent/FR2487508B1/fr
Granted 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
    • 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)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Details Of Flowmeters (AREA)
  • External Artificial Organs (AREA)
FR8114328A 1980-07-25 1981-07-23 Debitmetre Granted FR2487508A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH570280A CH644691A5 (en) 1980-07-25 1980-07-25 Throughflow volume meter

Publications (2)

Publication Number Publication Date
FR2487508A1 FR2487508A1 (fr) 1982-01-29
FR2487508B1 true FR2487508B1 (en:Method) 1985-01-11

Family

ID=4297953

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8114328A Granted FR2487508A1 (fr) 1980-07-25 1981-07-23 Debitmetre

Country Status (6)

Country Link
CH (1) CH644691A5 (en:Method)
DE (1) DE3030858C2 (en:Method)
DK (1) DK329681A (en:Method)
FR (1) FR2487508A1 (en:Method)
IT (1) IT1137739B (en:Method)
SE (1) SE447162B (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0243515A1 (de) * 1986-04-26 1987-11-04 MMT-Medizin Messtechnik U. Spiegelhauer KG Einrichtung zur Messung der Strömungsgeschwindigkeit von Gasen oder Gasgemischen in einem freien Rohrquerschnitt

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH604133A5 (en:Method) * 1977-05-10 1978-08-31 Landis & Gyr Ag

Also Published As

Publication number Publication date
SE447162B (sv) 1986-10-27
IT8123019A0 (it) 1981-07-20
DE3030858C2 (de) 1983-06-16
DE3030858A1 (de) 1982-02-18
FR2487508A1 (fr) 1982-01-29
IT1137739B (it) 1986-09-10
DK329681A (da) 1982-01-26
CH644691A5 (en) 1984-08-15
SE8104493L (sv) 1982-01-26

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Legal Events

Date Code Title Description
DL Decision of the director general to leave to make available licences of right
ST Notification of lapse