IT8123019A0 - VOLUMETRIC FLOW COUNTER. - Google Patents

VOLUMETRIC FLOW COUNTER.

Info

Publication number: IT8123019A0
Authority: IT; Italy
Prior art keywords: volumetric flow; flow counter; counter; volumetric; flow
Prior art date: 1980-07-25

Application number

IT8123019A

Other languages

Italian (it)

Other versions

IT1137739B (en

Inventor

Claudio Meisser

Original Assignee

Landis & 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.)

1980-07-25

Filing date

1981-07-20

Publication date

1981-07-20

1981-07-20 Application filed by Landis & Gyr Ag filed Critical Landis & Gyr Ag

1981-07-20 Publication of IT8123019A0 publication Critical patent/IT8123019A0/en

1986-09-10 Application granted granted Critical

1986-09-10 Publication of IT1137739B publication Critical patent/IT1137739B/en

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)
External Artificial Organs (AREA)
Details Of Flowmeters (AREA)

IT23019/81A 1980-07-25 1981-07-20 VOLUMETRIC FLOW METER IT1137739B (en)

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
IT8123019A0 true IT8123019A0 (en)	1981-07-20
IT1137739B IT1137739B (en)	1986-09-10

Family

ID=4297953

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT23019/81A IT1137739B (en)	1980-07-25	1981-07-20	VOLUMETRIC FLOW METER

Country Status (6)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0243515A1 (en) *	1986-04-26	1987-11-04	MMT-Medizin Messtechnik U. Spiegelhauer KG	Device for measuring the flow rate of gas or gas mixtures in an open tube

Family Cites Families (1)

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

1980
- 1980-07-25 CH CH570280A patent/CH644691A5/en not_active IP Right Cessation
- 1980-08-14 DE DE3030858A patent/DE3030858C2/en not_active Expired
1981
- 1981-07-20 IT IT23019/81A patent/IT1137739B/en active
- 1981-07-22 SE SE8104493A patent/SE447162B/en not_active IP Right Cessation
- 1981-07-23 DK DK329681A patent/DK329681A/en not_active Application Discontinuation
- 1981-07-23 FR FR8114328A patent/FR2487508A1/en active Granted

Also Published As

Publication number	Publication date
SE8104493L (en)	1982-01-26
DK329681A (en)	1982-01-26
FR2487508A1 (en)	1982-01-29
SE447162B (en)	1986-10-27
FR2487508B1 (en)	1985-01-11
DE3030858C2 (en)	1983-06-16
CH644691A5 (en)	1984-08-15
DE3030858A1 (en)	1982-02-18
IT1137739B (en)	1986-09-10

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