IT989215B - Flussometro a vortice - Google Patents

Flussometro a vortice

Info

Publication number
IT989215B
IT989215B IT25442/73A IT2544273A IT989215B IT 989215 B IT989215 B IT 989215B IT 25442/73 A IT25442/73 A IT 25442/73A IT 2544273 A IT2544273 A IT 2544273A IT 989215 B IT989215 B IT 989215B
Authority
IT
Italy
Prior art keywords
vortice
flow meter
meter
flow
vortice flow
Prior art date
Application number
IT25442/73A
Other languages
English (en)
Original Assignee
Airco Inc
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 Airco Inc filed Critical Airco Inc
Application granted granted Critical
Publication of IT989215B publication Critical patent/IT989215B/it

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Measuring devices for evaluating the respiratory organs
    • A61B5/087—Measuring breath flow
    • A61B5/0873—Measuring breath flow using optical means
    • 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
    • G01F1/32—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 using swirl flowmeters
    • G01F1/325—Means for detecting quantities used as proxy variables for swirl
    • G01F1/3259—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations
    • G01F1/3266—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations by sensing mechanical vibrations
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Measuring devices for evaluating the respiratory organs
    • A61B5/087—Measuring breath flow
    • A61B5/0876—Measuring breath flow using means deflected by the fluid stream, e.g. flaps
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7242—Details of waveform analysis using integration

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Pulmonology (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physiology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
IT25442/73A 1972-07-06 1973-06-15 Flussometro a vortice IT989215B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26935672A 1972-07-06 1972-07-06

Publications (1)

Publication Number Publication Date
IT989215B true IT989215B (it) 1975-05-20

Family

ID=23026904

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25442/73A IT989215B (it) 1972-07-06 1973-06-15 Flussometro a vortice

Country Status (6)

Country Link
US (1) US3796096A (it)
JP (1) JPS5415222B2 (it)
CA (1) CA981927A (it)
FR (1) FR2192293B1 (it)
GB (1) GB1420113A (it)
IT (1) IT989215B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50156468A (it) * 1974-06-06 1975-12-17
GB1553162A (en) * 1978-01-10 1979-09-19 Standard Telephones Cables Ltd Measuring fluid flow
US4329880A (en) * 1979-05-10 1982-05-18 Fischer & Porter Co. Vortex-shedding flowmeter with torsional sensor mounted on torque tube
US4418579A (en) * 1979-12-21 1983-12-06 Coal Industry (Patents) Limited Fluid flow monitors
US4339957A (en) * 1980-08-14 1982-07-20 Fischer & Porter Company Vortex-shedding flowmeter with unitary shedder/sensor
SE436521B (sv) * 1980-10-24 1984-12-17 Per Svante Bahrton Flodesmetare
GB2103795B (en) * 1981-06-15 1986-03-19 Fuji Electric Co Ltd Flow metering apparatus
US4501157A (en) * 1982-11-15 1985-02-26 United Technologies Corporation Vortex shedding flow measuring transducer
FR2583283A1 (fr) * 1985-06-13 1986-12-19 Dussud Jean Benoit Appareil servant a verifier la fonction pulmonaire
US6170338B1 (en) 1997-03-27 2001-01-09 Rosemont Inc. Vortex flowmeter with signal processing
WO2005095902A1 (en) 2004-03-25 2005-10-13 Rosemount Inc. Simplified fluid property measurement
US9366273B2 (en) * 2012-05-02 2016-06-14 Husky Corporation Vapor recovery line flow meter
US20150126889A1 (en) * 2013-11-04 2015-05-07 South Jersey Engineering & Research, LLC Spirometer comprising piezoelectric sensor
US9599493B2 (en) * 2014-10-31 2017-03-21 Invensys Systems, Inc. Split flow vortex flowmeter
EP4599873A1 (en) * 2024-02-06 2025-08-13 PLASTIAPE S.p.A. Accessories for inhalers

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE394587A (it) * 1932-02-25
US2453376A (en) * 1944-11-21 1948-11-09 Francis H Lagasse Means for measuring the velocity and volume of fluids
US3116639A (en) * 1960-03-28 1964-01-07 Savage & Parsons Ltd Apparatus for the measurement and integration of fluid-velocities
US3572117A (en) * 1968-05-27 1971-03-23 Eastech Bluff body flowmeter

Also Published As

Publication number Publication date
FR2192293B1 (it) 1976-05-07
US3796096A (en) 1974-03-12
GB1420113A (en) 1976-01-07
CA981927A (en) 1976-01-20
FR2192293A1 (it) 1974-02-08
JPS4953866A (it) 1974-05-25
JPS5415222B2 (it) 1979-06-13

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