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FR2407020A1 - Dispositif melangeur par controle de temps - Google Patents

Dispositif melangeur par controle de temps

Info

Publication number
FR2407020A1
FR2407020A1 FR7824082A FR7824082A FR2407020A1 FR 2407020 A1 FR2407020 A1 FR 2407020A1 FR 7824082 A FR7824082 A FR 7824082A FR 7824082 A FR7824082 A FR 7824082A FR 2407020 A1 FR2407020 A1 FR 2407020A1
Authority
FR
France
Prior art keywords
time control
mixer device
control mixer
valves
gas
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
FR7824082A
Other languages
English (en)
Other versions
FR2407020B1 (fr
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.)
MEDICAS MANUF
Original Assignee
MEDICAS MANUF
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 MEDICAS MANUF filed Critical MEDICAS MANUF
Publication of FR2407020A1 publication Critical patent/FR2407020A1/fr
Application granted granted Critical
Publication of FR2407020B1 publication Critical patent/FR2407020B1/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/12—Preparation of respiratory gases or vapours by mixing different gases
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/201—Controlled valves
    • A61M16/202—Controlled valves electrically actuated
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D11/00—Control of flow ratio
    • G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
    • G05D11/13—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means
    • G05D11/131—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by measuring the values related to the quantity of the individual components
    • G05D11/132—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by measuring the values related to the quantity of the individual components by controlling the flow of the individual components

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Emergency Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Accessories For Mixers (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)

Abstract

CE DISPOSITIF VISE A PERMETTRE LA REALISATION DE MELANGES DANS DES PROPORTIONS VARIABLES DE GRANDES PRECISION ET STABILITE DANS LEUR COMPOSITION, A PARTIR DE DEUX OU PLUSIEURS SUBSTANCES A L'ETAT LIQUIDE OU GAZEUX. CE DISPOSITIF COMPORTE DES SOUPAPES DONT CHACUNE SERT A L'INTRODUCTION, DANS LA CHAMBRE MELANGEUSE ET A UNE PRESSION PREDETERMINEE, LE FONCTIONNEMENT DE CES SOUPAPES QUI PERMETTENT OU NON LE PASSAGE, C'EST-A-DIRE AGISSENT PAR TOUT OU RIEN, ET QUI PEUVENT ETRE DU TYPE ELECTRIQUE, PNEUMATIQUE OU HYDRAULIQUE, ETANT ASSURE PAR UN DISPOSITIF DE CONTROLE. APPLICATION AUX DISPOSITIFS D'ANESTHESIE PAR DES GAZ.
FR7824082A 1977-10-26 1978-08-11 Dispositif melangeur par controle de temps Expired FR2407020B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1977231608U ES231608U (es) 1977-10-26 1977-10-26 Mezclador por control de tiempo.

Publications (2)

Publication Number Publication Date
FR2407020A1 true FR2407020A1 (fr) 1979-05-25
FR2407020B1 FR2407020B1 (fr) 1986-01-10

Family

ID=8392787

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7824082A Expired FR2407020B1 (fr) 1977-10-26 1978-08-11 Dispositif melangeur par controle de temps

Country Status (8)

Country Link
CH (1) CH637032A5 (fr)
DE (1) DE2835624A1 (fr)
ES (1) ES231608U (fr)
FR (1) FR2407020B1 (fr)
GB (1) GB2006629B (fr)
IT (1) IT1103759B (fr)
NL (1) NL7807664A (fr)
SE (1) SE7808081L (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2454327A1 (fr) * 1979-04-20 1980-11-14 Kloeckner Ionon Procede et dispositif de melange de gaz
EP0056148A1 (fr) * 1980-12-29 1982-07-21 Honeywell B.V. Respirateur
EP0361134A2 (fr) * 1988-09-27 1990-04-04 Drägerwerk Aktiengesellschaft Distributeur combiné échangeable de gaz frais pour dispositif d'anesthésie
WO1995028193A1 (fr) * 1994-04-19 1995-10-26 Boesherz Jakob Respirateur s'utilisant notamment dans le traitement des insuffisances respiratoires, et son procede de fonctionnement

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3202314C2 (de) * 1982-01-26 1994-07-28 Desomed Ag Vorrichtung zum Zumischen von flüssigen Chemikalien zu Flüssigkeiten
EP0100649B1 (fr) * 1982-07-30 1989-01-18 Ronald Dunbar Rae Régulateur de débit
DE3305890A1 (de) * 1983-02-19 1984-08-23 Hilger u. Kern GmbH, 6800 Mannheim Verfahren und vorrichtung zum dosieren und mischen von mehrkomponentigen medien
GB2170731B (en) * 1985-02-09 1988-02-24 Paul Phillip Hope Time-controlled fluid mixers
DE3716289A1 (de) * 1987-05-15 1988-11-24 Leybold Ag Einrichtung fuer die herstellung bestimmter konzentrationen gasfoermiger stoffe sowie zum mischen verschiedener gasfoermiger stoffe in einem vorgegebenen verhaeltnis
NZ544505A (en) * 2006-01-24 2009-10-30 Devx Tech Ip Ltd Fluid mixing apparatus with valve operated by pulse width modulation driver(s) via controller sensing oxygen content, useful in hypoxic training apparatus
GB0920165D0 (en) * 2009-11-18 2009-12-30 Fairlight Developments Ltd Gas mixing apparatus

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1427855A (fr) * 1964-12-23 1966-02-11 Siderurgie Fse Inst Rech Mélanges de gaz
FR2078222A5 (fr) * 1970-02-04 1971-11-05 United Aircraft Corp
US4004884A (en) * 1976-07-02 1977-01-25 Hoffmann-La Roche Inc. Time division metering system
US4019523A (en) * 1975-02-07 1977-04-26 Clark Justin S Method and apparatus for mixing gases

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2029138C3 (de) * 1970-06-12 1985-06-20 Krauss-Maffei AG, 8000 München Verfahren und Vorrichtung zum synchronen Dosieren von zwei oder mehr fließfähigen, miteinander zu mischenden Komponenten
US3841344A (en) * 1973-06-06 1974-10-15 Airco Inc Gas mixing systems
DE2433433A1 (de) * 1973-07-11 1975-05-28 Tools Ltd Nv Vorrichtung zum mischen von fluessigkeiten in bestimmten mengen

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1427855A (fr) * 1964-12-23 1966-02-11 Siderurgie Fse Inst Rech Mélanges de gaz
FR2078222A5 (fr) * 1970-02-04 1971-11-05 United Aircraft Corp
US4019523A (en) * 1975-02-07 1977-04-26 Clark Justin S Method and apparatus for mixing gases
US4004884A (en) * 1976-07-02 1977-01-25 Hoffmann-La Roche Inc. Time division metering system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/75 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2454327A1 (fr) * 1979-04-20 1980-11-14 Kloeckner Ionon Procede et dispositif de melange de gaz
EP0056148A1 (fr) * 1980-12-29 1982-07-21 Honeywell B.V. Respirateur
EP0361134A2 (fr) * 1988-09-27 1990-04-04 Drägerwerk Aktiengesellschaft Distributeur combiné échangeable de gaz frais pour dispositif d'anesthésie
EP0361134A3 (fr) * 1988-09-27 1990-10-10 Drägerwerk Aktiengesellschaft Distributeur combiné échangeable de gaz frais pour dispositif d'anesthésie
WO1995028193A1 (fr) * 1994-04-19 1995-10-26 Boesherz Jakob Respirateur s'utilisant notamment dans le traitement des insuffisances respiratoires, et son procede de fonctionnement

Also Published As

Publication number Publication date
GB2006629B (en) 1982-03-24
CH637032A5 (de) 1983-07-15
GB2006629A (en) 1979-05-10
ES231608U (es) 1977-12-16
SE7808081L (sv) 1979-04-27
DE2835624A1 (de) 1979-05-03
NL7807664A (nl) 1979-05-01
IT7812738A0 (it) 1978-08-02
IT1103759B (it) 1985-10-14
FR2407020B1 (fr) 1986-01-10

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse