ZA841622B - Fluid-flow transducer - Google Patents

Fluid-flow transducer

Info

Publication number: ZA841622B
Authority: ZA; South Africa
Prior art keywords: spindle; valve member; throat; housing; bearing
Prior art date: 1983-03-03

Application number

ZA841622A

Other languages

English (en)

Inventor

Donald Alexander Larner

Original Assignee

Fluid Devices 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.)

1983-03-03

Filing date

1984-03-05

Publication date

1984-10-31

1984-03-05 Application filed by Fluid Devices Ltd filed Critical Fluid Devices Ltd

1984-10-31 Publication of ZA841622B publication Critical patent/ZA841622B/xx

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
- G01F1/05—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 using mechanical effects
- G01F1/34—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 using mechanical effects by measuring pressure or differential pressure
- G01F1/36—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 using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
- G01F1/40—Details of construction of the flow constriction devices
- G01F1/42—Orifices or nozzles
- 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
- G01F1/05—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 using mechanical effects
- G01F1/20—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 using mechanical effects by detection of dynamic effects of the flow
- G01F1/22—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 using mechanical effects by detection of dynamic effects of the flow by variable-area meters, e.g. rotameters
- G01F1/26—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 using mechanical effects by detection of dynamic effects of the flow by variable-area meters, e.g. rotameters of the valve type
- 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
- G01F1/05—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 using mechanical effects
- G01F1/34—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 using mechanical effects by measuring pressure or differential pressure
- G01F1/36—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 using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction

Landscapes

Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
General Physics & Mathematics (AREA)
Measuring Volume Flow (AREA)
Paper (AREA)
Fluid-Pressure Circuits (AREA)
Flow Control (AREA)
Control Of Fluid Pressure (AREA)

ZA841622A 1983-03-03 1984-03-05 Fluid-flow transducer ZA841622B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB838305926A GB8305926D0 (en)	1983-03-03	1983-03-03	Fluid flow sensors

Publications (1)

Publication Number	Publication Date
ZA841622B true ZA841622B (en)	1984-10-31

Family

ID=10538953

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA841622A ZA841622B (en)	1983-03-03	1984-03-05	Fluid-flow transducer

Country Status (10)

Country	Link
US (1)	US4552027A (fr)
EP (1)	EP0124218B1 (fr)
JP (1)	JPS59218517A (fr)
AT (1)	ATE29585T1 (fr)
AU (1)	AU569062B2 (fr)
CA (1)	CA1205652A (fr)
DE (1)	DE3466067D1 (fr)
ES (1)	ES530616A0 (fr)
GB (1)	GB8305926D0 (fr)
ZA (1)	ZA841622B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE8405226D0 (sv) *	1984-10-19	1984-10-19	Alfa Laval Marine Power Eng	Flodesvakt
US4688433A (en) *	1985-07-15	1987-08-25	Pall Corporation	Flow sensing device
EP0244976A1 (fr) *	1986-04-21	1987-11-11	Vickers Systems Limited	Capteur de débit
GB8625705D0 (en) *	1986-10-28	1986-12-03	Cuthbert R M	Variable orifice flow meter
GB8712851D0 (en) *	1987-06-02	1987-07-08	Fluid Devices Ltd	Transducer for fluid flow
US4993269A (en) *	1988-12-16	1991-02-19	Bird Products Corporation	Variable orifice flow sensing apparatus
US5009244A (en) *	1989-08-17	1991-04-23	Grindley, Inc.	Fire fighting foam mixing system
DE4229382A1 (de) *	1992-09-03	1994-03-10	Knorr Bremse Ag	Durchflußmesser zur Bestimmung strömender Medien
ES2228992T3 (es) *	1994-10-14	2005-04-16	Bird Products Corporation	Valvula de exhalacion con transductor de flujo.
US6135967A (en) *	1999-04-26	2000-10-24	Fiorenza; Anthony Joseph	Respiratory ventilator with automatic flow calibration
US6240919B1 (en)	1999-06-07	2001-06-05	Macdonald John J.	Method for providing respiratory airway support pressure

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2574866A (en) *	1947-02-25	1951-11-13	Henry W Fahrlander	Magnetic flow gauge
US3805611B1 (en) *	1972-12-11	1993-09-14		Fluid flow meter
DE2360097A1 (de) *	1973-12-03	1975-06-12	Grefe Gmbh Ludwig	Durchflussmesser
GB1490989A (en) *	1975-03-24	1977-11-09	Secretary Industry Brit	Flow rate meters
GB1566251A (en) *	1976-10-15	1980-04-30	Gervase Instr Ltd	Flow meters
DE2919192A1 (de) *	1978-05-26	1979-11-29	Sperry Rand Corp	Durchflussmesseinrichtung
DE2931215A1 (de) *	1979-08-01	1981-02-19	Rexroth Gmbh G L	Durchflussmessgeraet
US4368646A (en) *	1980-03-18	1983-01-18	Irion & Vosseler, Zahlerfabrik	Flow meter for liquid or gaseous media
US4366718A (en) *	1981-01-26	1983-01-04	Deere & Company	Bi-directional flow transducer

1983
- 1983-03-03 GB GB838305926A patent/GB8305926D0/en active Pending
1984
- 1984-03-01 US US06/585,144 patent/US4552027A/en not_active Expired - Lifetime
- 1984-03-01 EP EP84301353A patent/EP0124218B1/fr not_active Expired
- 1984-03-01 DE DE8484301353T patent/DE3466067D1/de not_active Expired
- 1984-03-01 AT AT84301353T patent/ATE29585T1/de active
- 1984-03-02 ES ES530616A patent/ES530616A0/es active Granted
- 1984-03-02 AU AU25244/84A patent/AU569062B2/en not_active Expired
- 1984-03-03 JP JP59041218A patent/JPS59218517A/ja not_active Expired - Lifetime
- 1984-03-05 CA CA000448852A patent/CA1205652A/fr not_active Expired
- 1984-03-05 ZA ZA841622A patent/ZA841622B/xx unknown

Also Published As

Publication number	Publication date
EP0124218A1 (fr)	1984-11-07
GB8305926D0 (en)	1983-04-07
AU2524484A (en)	1984-09-06
US4552027A (en)	1985-11-12
ATE29585T1 (de)	1987-09-15
CA1205652A (fr)	1986-06-10
DE3466067D1 (en)	1987-10-15
ES8507232A1 (es)	1985-09-01
AU569062B2 (en)	1988-01-21
EP0124218B1 (fr)	1987-09-09
ES530616A0 (es)	1985-09-01
JPS59218517A (ja)	1984-12-08

Publication	Publication Date	Title
DE3466067D1 (en)	1987-10-15	Fluid-flow transducer
CA2151451A1 (fr)	1995-12-11	Appareil servant a mesurer des fluides
CA2172292A1 (fr)	1996-02-22	Soupape de purge
DK652487A (da)	1988-02-10	Kontraventil
DE59209629D1 (de)	1999-03-18	Rückschlagventil
FR2341087A1 (fr)	1977-09-09	Valve de limitation de pression
WO1997008528A3 (fr)	1997-04-17	Appareil de detection de fuite pour bouchon de carburant
ES295908Y (es)	1989-04-01	Grifo con registro giratorio esferico
SE9603160D0 (sv)	1996-08-30	Flödesregulator
FR2343280A1 (fr)	1977-09-30	Limiteur de debit unidirectionnel
ES8507655A1 (es)	1985-09-01	Valvula de estrangulacion para uso en un vehiculo de motor
FR2343281A1 (fr)	1977-09-30	Limiteur de debit unidirectionnel
ATE141191T1 (de)	1996-08-15	Austragvorrichtung für medien
FR2421318A1 (fr)	1979-10-26	Soupape d'arret et de regulation
GB2006930A (en)	1979-05-10	Improvements in and relating to Valves
SE8503705L (sv)	1987-02-06	Ventilanordning
FR2454036A1 (fr)	1980-11-07	Soupape de reglage du flux d'un fluide sous pression, notamment d'air comprime
ZA832349B (en)	1983-12-28	Servocontrolled pressure limiting valve
SE9702336L (sv)	1997-06-18	Membran-reglerad ventil
ES2001051A6 (es)	1988-04-16	Valvula y metodo para controlar el flujo de material solido en particulas, y tolva que contiene dicha valvula.
DK16689A (da)	1989-02-09	Ledningstrykfaldsventil.
EP0088616A3 (fr)	1985-01-30	Régulateur-détendeur pour systèmes fluides
WO1995033185A3 (fr)	1996-02-22	Sonde de mesure de la vitesse d'ecoulement ou du debit d'un milieu en ecoulement, notamment de mesure du volume d'air, et boite dynamometrique a utiliser notamment avec cette sonde
SU1137271A2 (ru)	1985-01-30	Клапан-отсекатель
SE8306055L (sv)	1985-05-04	Ventil