NL7607346A - SWITCHING DEVICE FOR DETERMINING PHYSICAL UNITS, IN PARTICULAR THE FLOW SPEED OF FLOWING MEDIA, ACCORDING TO THE ULTRASONIC METHOD. - Google Patents

SWITCHING DEVICE FOR DETERMINING PHYSICAL UNITS, IN PARTICULAR THE FLOW SPEED OF FLOWING MEDIA, ACCORDING TO THE ULTRASONIC METHOD.

Info

Publication number: NL7607346A
Authority: NL; Netherlands
Prior art keywords: switching device; flow speed; physical units; ultrasonic method; determining physical
Prior art date: 1975-07-05

Application number

NL7607346A

Other languages

Dutch (nl)

Other versions

NL185102C (en

NL185102B (en

Original Assignee

Danfoss As

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.)

1975-07-05

Filing date

1976-07-02

Publication date

1977-01-07

1975-07-05 Priority claimed from DE19752530114 external-priority patent/DE2530114C2/en

1976-07-02 Application filed by Danfoss As filed Critical Danfoss As

1977-01-07 Publication of NL7607346A publication Critical patent/NL7607346A/en

1989-08-16 Publication of NL185102B publication Critical patent/NL185102B/en

1990-01-16 Application granted granted Critical

1990-01-16 Publication of NL185102C publication Critical patent/NL185102C/en

Links

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
- G01P5/245—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by measuring transit time of acoustical waves
- 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)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Electromagnetism (AREA)
Aviation & Aerospace Engineering (AREA)
Multimedia (AREA)
Acoustics & Sound (AREA)
Fluid Mechanics (AREA)
Measuring Volume Flow (AREA)
Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Percussion Or Vibration Massage (AREA)
Reverberation, Karaoke And Other Acoustics (AREA)
Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)

NLAANVRAGE7607346,A 1975-07-05 1976-07-02 APPARATUS FOR DETERMINING PHYSICAL COMPONENTS, IN PARTICULAR THE FLOW RATE OF FLOWING MEDIA BY THE ULTRASONIC METHOD. NL185102C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19752530114 DE2530114C2 (en)		1975-07-05	Circuit arrangement for determining physical quantities of flowing media, in particular the flow velocity, according to the ultrasonic method

Publications (3)

Publication Number	Publication Date
NL7607346A true NL7607346A (en)	1977-01-07
NL185102B NL185102B (en)	1989-08-16
NL185102C NL185102C (en)	1990-01-16

Family

ID=5950777

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NLAANVRAGE7607346,A NL185102C (en)	1975-07-05	1976-07-02	APPARATUS FOR DETERMINING PHYSICAL COMPONENTS, IN PARTICULAR THE FLOW RATE OF FLOWING MEDIA BY THE ULTRASONIC METHOD.

Country Status (9)

Country	Link
JP (1)	JPS5836728B2 (en)
CH (1)	CH612764A5 (en)
DK (1)	DK302676A (en)
FR (1)	FR2317657A1 (en)
GB (1)	GB1551742A (en)
IT (1)	IT1071228B (en)
NL (1)	NL185102C (en)
NO (1)	NO142687C (en)
SE (1)	SE407859B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS57168115A (en) *	1981-04-10	1982-10-16	Toshiba Corp	Ultrasonic wave flow speed measuring device
JPS6125639A (en) *	1984-07-13	1986-02-04	Res Dev Corp Of Japan	Adsorbent
JPS60193538A (en) *	1984-03-09	1985-10-02	Res Dev Corp Of Japan	Adsorbent
JPS6238238A (en) *	1985-08-14	1987-02-19	Res Dev Corp Of Japan	Adsorbent
JPH06197B2 (en) *	1990-07-16	1994-01-05	新技術事業団	Adsorbent
EP2383550A1 (en) *	2010-04-28	2011-11-02	Miitors ApS	Ultrasonic flow meter

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3231724A (en) *	1961-03-31	1966-01-25	Systems Inc Comp	Dynamic storage analog computer
GB1361613A (en) *	1970-11-24	1974-07-30	Solartron Electronic Group	Analogue to digital converters
BE788936A (en) *	1971-09-27	1973-03-19	Cit Alcatel	CONTINUOUS CURRENT COMPENSATOR

1976
- 1976-06-17 NO NO762106A patent/NO142687C/en unknown
- 1976-07-01 SE SE7607502A patent/SE407859B/en unknown
- 1976-07-02 FR FR7620405A patent/FR2317657A1/en active Granted
- 1976-07-02 NL NLAANVRAGE7607346,A patent/NL185102C/en not_active IP Right Cessation
- 1976-07-02 CH CH847676A patent/CH612764A5/en not_active IP Right Cessation
- 1976-07-05 IT IT68671/76A patent/IT1071228B/en active
- 1976-07-05 DK DK302676A patent/DK302676A/en not_active Application Discontinuation
- 1976-07-05 GB GB27939/76A patent/GB1551742A/en not_active Expired
- 1976-07-05 JP JP51079785A patent/JPS5836728B2/en not_active Expired

Also Published As

Publication number	Publication date
NO142687C (en)	1980-09-24
IT1071228B (en)	1985-04-02
NL185102C (en)	1990-01-16
CH612764A5 (en)	1979-08-15
NO762106L (en)	1977-01-06
DK302676A (en)	1977-01-06
DE2530114B1 (en)	1976-12-30
GB1551742A (en)	1979-08-30
NO142687B (en)	1980-06-16
JPS529478A (en)	1977-01-25
NL185102B (en)	1989-08-16
JPS5836728B2 (en)	1983-08-11
SE407859B (en)	1979-04-23
FR2317657B1 (en)	1980-08-29
FR2317657A1 (en)	1977-02-04
SE7607502L (en)	1977-01-06

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NL7607346A (en)	1977-01-07	SWITCHING DEVICE FOR DETERMINING PHYSICAL UNITS, IN PARTICULAR THE FLOW SPEED OF FLOWING MEDIA, ACCORDING TO THE ULTRASONIC METHOD.
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NL7706443A (en)	1977-12-28	DEVICE FOR MEASURING THE FLOW SPEED.

Legal Events

Date	Code	Title
1983-03-01	BC	A request for examination has been filed
1985-01-01	A85	Still pending on 85-01-01
1991-03-18	V1	Lapsed because of non-payment of the annual fee