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ES8507232A1 - Perfeccionamientos en transductores de flujo de fluido - Google Patents

Perfeccionamientos en transductores de flujo de fluido

Info

Publication number
ES8507232A1
ES8507232A1 ES530616A ES530616A ES8507232A1 ES 8507232 A1 ES8507232 A1 ES 8507232A1 ES 530616 A ES530616 A ES 530616A ES 530616 A ES530616 A ES 530616A ES 8507232 A1 ES8507232 A1 ES 8507232A1
Authority
ES
Spain
Prior art keywords
spindle
valve member
throat
housing
bearing
Prior art date
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
ES530616A
Other languages
English (en)
Other versions
ES530616A0 (es
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.)
Fluid Devices Ltd
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.)
Filing date
Publication date
Application filed by Fluid Devices Ltd filed Critical Fluid Devices Ltd
Publication of ES8507232A1 publication Critical patent/ES8507232A1/es
Publication of ES530616A0 publication Critical patent/ES530616A0/es
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
    • G01F1/05—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)

Abstract

TRANSDUCTORES DE FLUJO DE FLUIDO PARA PRODUCIR UN DIFERENCIAL DE PRESION SENSIBLE AL CAUDAL DE FLUJO DE FLUIDO.CONSTAN DE UN ALOJAMIENTO (11) QUE FORMA UN PASO DE FLUJO (12) PARA EL FLUIDO, PRESENTANDO DICHO PASO (12) UNA GARGANTA (13) QUE DIVERGE PROGRESIVAMENTE EN LA DIRECCION DE CORRIENTE HACIA ABAJO; DE UNA VALVULA (14) CAPAZ DE OBTURAR EL EXTREMO MENOR (15) DE LA GARGANTA (13), CUANDO NO EXISTE FLUJO O ESTE ES MUY REDUCIDO; Y DE UN RESORTE (18) HELICOIDAL DE COMPRESION QUE SE DISPONE CORRIENTE ARRIBA DE LA VALVULA (14) Y ACTUA SOBRE UN EXTREMO CORRIENTE ARRIBA (25) DEL HUSILLO (16) DE LA VALVULA (14).
ES530616A 1983-03-03 1984-03-02 Perfeccionamientos en transductores de flujo de fluido Granted ES530616A0 (es)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
ES8507232A1 true ES8507232A1 (es) 1985-09-01
ES530616A0 ES530616A0 (es) 1985-09-01

Family

ID=10538953

Family Applications (1)

Application Number Title Priority Date Filing Date
ES530616A Granted ES530616A0 (es) 1983-03-03 1984-03-02 Perfeccionamientos en transductores de flujo de fluido

Country Status (10)

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

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 (en) * 1986-04-21 1987-11-11 Vickers Systems Limited Flow sensor
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
DE69535839D1 (de) * 1994-10-14 2008-10-23 Bird Products Corp Tragbares, mechanisches und mit einem Umlaufverdichter angetriebenes Beatmungsgerät
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

Also Published As

Publication number Publication date
EP0124218B1 (en) 1987-09-09
CA1205652A (en) 1986-06-10
DE3466067D1 (en) 1987-10-15
AU569062B2 (en) 1988-01-21
ES530616A0 (es) 1985-09-01
EP0124218A1 (en) 1984-11-07
GB8305926D0 (en) 1983-04-07
JPS59218517A (ja) 1984-12-08
ATE29585T1 (de) 1987-09-15
AU2524484A (en) 1984-09-06
US4552027A (en) 1985-11-12
ZA841622B (en) 1984-10-31

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20050425