GB0503422D0 - A flowmeter - Google Patents

A flowmeter

Info

Publication number: GB0503422D0
Authority: GB; United Kingdom
Prior art keywords: flowmeter
Prior art date: 2005-02-18
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.): Ceased

Application number

GBGB0503422.8A

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.)

Cranfield University

Original Assignee

Cranfield University

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.)

2005-02-18

Filing date

2005-02-18

Publication date

2005-03-30

2005-02-18 Application filed by Cranfield University filed Critical Cranfield University

2005-02-18 Priority to GBGB0503422.8A priority Critical patent/GB0503422D0/en

2005-03-30 Publication of GB0503422D0 publication Critical patent/GB0503422D0/en

2006-02-20 Priority to GB0603269A priority patent/GB2423363B/en

Status Ceased legal-status Critical Current

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
- 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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Electromagnetism (AREA)
Fluid Mechanics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Multimedia (AREA)
Aviation & Aerospace Engineering (AREA)
Measuring Volume Flow (AREA)

GBGB0503422.8A 2005-02-18 2005-02-18 A flowmeter Ceased GB0503422D0 (en)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
GBGB0503422.8A GB0503422D0 (en)	2005-02-18	2005-02-18	A flowmeter
GB0603269A GB2423363B (en)	2005-02-18	2006-02-20	A flowmeter

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GBGB0503422.8A GB0503422D0 (en)	2005-02-18	2005-02-18	A flowmeter

Publications (1)

Publication Number	Publication Date
GB0503422D0 true GB0503422D0 (en)	2005-03-30

Family

ID=34400973

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GBGB0503422.8A Ceased GB0503422D0 (en)	2005-02-18	2005-02-18	A flowmeter
GB0603269A Expired - Fee Related GB2423363B (en)	2005-02-18	2006-02-20	A flowmeter

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
GB0603269A Expired - Fee Related GB2423363B (en)	2005-02-18	2006-02-20	A flowmeter

Country Status (1)

Country	Link
GB (2)	GB0503422D0 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN101757709B (en) *	2008-12-10	2014-02-26	北京谊安医疗系统股份有限公司	Flow rate collection method and device thereof
EP2236994A1 (en)	2009-04-02	2010-10-06	Kamstrup A/S	Flow meter with common protection membrane
US9080906B2 (en)	2010-10-27	2015-07-14	Kamstrup A/S	Ultrasonic flow meter with zero impedance measuring electronics
US8928137B2 (en)	2013-05-15	2015-01-06	Kamstrup A/S	Flow meter with ultrasound transducer directly connected to and fixed to measurement circuit board
WO2016048135A1 (en) *	2014-09-21	2016-03-31	Transus Instruments Pty Ltd	Method to control an ultrasonic flowmeter, ultrasonic flowmeter and flow system
NL1040960B1 (en) *	2014-09-21	2016-09-29	Transus Instr Pty Ltd	Method to control an ultrasonic flowmeter, ultrasonic flowmeter and flow system.
CN111220816B (en) *	2020-01-19	2022-04-08	中船重工海声科技有限公司	Time difference type ultrasonic flow velocity measuring method adopting frequency hopping signal

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR95411E (en) *	1968-02-26	1970-11-06	Realisations Ultrasoniques Sa	Ultrasonic flowmeter.
JP2910815B2 (en) *	1993-12-16	1999-06-23	株式会社クボタ	Measuring method of flow velocity in pipe using ultrasonic current meter
US5602343A (en) *	1995-10-10	1997-02-11	The Curators Of The University Of Missouri	Method of, and apparatus for, measuring the velocity of a fluid
AUPP318098A0 (en) *	1998-04-24	1998-05-21	Commonwealth Scientific And Industrial Research Organisation	A liquid flow meter

2005
- 2005-02-18 GB GBGB0503422.8A patent/GB0503422D0/en not_active Ceased
2006
- 2006-02-20 GB GB0603269A patent/GB2423363B/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
GB0603269D0 (en)	2006-03-29
GB2423363A (en)	2006-08-23
GB2423363B (en)	2009-01-21

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AP2009004740A0 (en)	2009-02-28	A piston-chamber combination
GB2423363B (en)	2009-01-21	A flowmeter
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AU302745S (en)	2005-08-10	A powerboard
GB0520052D0 (en)	2005-11-09	A rainpal
ZAF200500997S (en)	2008-06-19	A spout
ZAA200500996S (en)	2008-06-28	A spout

Legal Events

Date	Code	Title	Description
2006-08-30	AT	Applications terminated before publication under section 16(1)