FR2286370A1 - Perfectionnements aux procedes et dispositifs pour la mesure du volume d'un gaz sous pression - Google Patents

Perfectionnements aux procedes et dispositifs pour la mesure du volume d'un gaz sous pression

Info

Publication number
FR2286370A1
FR2286370A1 FR7432197A FR7432197A FR2286370A1 FR 2286370 A1 FR2286370 A1 FR 2286370A1 FR 7432197 A FR7432197 A FR 7432197A FR 7432197 A FR7432197 A FR 7432197A FR 2286370 A1 FR2286370 A1 FR 2286370A1
Authority
FR
France
Prior art keywords
measuring
gas under
pressure
photodiode
under pressure
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.)
Granted
Application number
FR7432197A
Other languages
English (en)
French (fr)
Other versions
FR2286370B3 (enExample
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7432197A priority Critical patent/FR2286370A1/fr
Publication of FR2286370A1 publication Critical patent/FR2286370A1/fr
Application granted granted Critical
Publication of FR2286370B3 publication Critical patent/FR2286370B3/fr
Granted legal-status Critical Current

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
    • A61B5/0876—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
    • A61B5/08—Measuring devices for evaluating the respiratory organs
    • A61B5/087—Measuring breath flow
    • A61B5/0871—Peak expiratory flowmeters
    • 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
    • G01F1/34—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
    • G01F1/38—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 the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule
    • G01F1/383—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 the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule with electrical or electro-mechanical indication

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physiology (AREA)
  • Molecular Biology (AREA)
  • Pulmonology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measuring Fluid Pressure (AREA)
FR7432197A 1974-09-24 1974-09-24 Perfectionnements aux procedes et dispositifs pour la mesure du volume d'un gaz sous pression Granted FR2286370A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7432197A FR2286370A1 (fr) 1974-09-24 1974-09-24 Perfectionnements aux procedes et dispositifs pour la mesure du volume d'un gaz sous pression

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7432197A FR2286370A1 (fr) 1974-09-24 1974-09-24 Perfectionnements aux procedes et dispositifs pour la mesure du volume d'un gaz sous pression

Publications (2)

Publication Number Publication Date
FR2286370A1 true FR2286370A1 (fr) 1976-04-23
FR2286370B3 FR2286370B3 (enExample) 1977-07-01

Family

ID=9143377

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7432197A Granted FR2286370A1 (fr) 1974-09-24 1974-09-24 Perfectionnements aux procedes et dispositifs pour la mesure du volume d'un gaz sous pression

Country Status (1)

Country Link
FR (1) FR2286370A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2583283A1 (fr) * 1985-06-13 1986-12-19 Dussud Jean Benoit Appareil servant a verifier la fonction pulmonaire
WO2002002013A1 (fr) * 2000-07-05 2002-01-10 R.B.I. Procede et dispositif de determination de parametres physiologiques cardio-respiratoires

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2583283A1 (fr) * 1985-06-13 1986-12-19 Dussud Jean Benoit Appareil servant a verifier la fonction pulmonaire
WO2002002013A1 (fr) * 2000-07-05 2002-01-10 R.B.I. Procede et dispositif de determination de parametres physiologiques cardio-respiratoires
FR2811214A1 (fr) * 2000-07-05 2002-01-11 R B I Procede et dispositif de determination de parametres physiologiques cardio-respiratoires

Also Published As

Publication number Publication date
FR2286370B3 (enExample) 1977-07-01

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