ES492630A0 - Un dispositivo de valvula en que el flujo de un gas es regu-lado en funcion de la presion dentro de una camara de con- trol - Google Patents

Un dispositivo de valvula en que el flujo de un gas es regu-lado en funcion de la presion dentro de una camara de con- trol

Info

Publication number
ES492630A0
ES492630A0 ES492630A ES492630A ES492630A0 ES 492630 A0 ES492630 A0 ES 492630A0 ES 492630 A ES492630 A ES 492630A ES 492630 A ES492630 A ES 492630A ES 492630 A0 ES492630 A0 ES 492630A0
Authority
ES
Spain
Prior art keywords
regulated
gas
flow
function
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
ES492630A
Other languages
English (en)
Other versions
ES8102309A1 (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.)
Chubb Panorama Ltd
Original Assignee
Chubb Panorama 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 Chubb Panorama Ltd filed Critical Chubb Panorama Ltd
Publication of ES492630A0 publication Critical patent/ES492630A0/es
Publication of ES8102309A1 publication Critical patent/ES8102309A1/es
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B7/00—Respiratory apparatus
    • A62B7/02—Respiratory apparatus with compressed oxygen or air
    • A62B7/04—Respiratory apparatus with compressed oxygen or air and lung-controlled oxygen or air valves
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00—Component parts for respiratory or breathing apparatus
    • A62B9/02—Valves
    • A62B9/022—Breathing demand regulators
    • A62B9/027—Breathing demand regulators pilot operated, i.e. controlled by valve means sensitive to a reduced downstream pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2278—Pressure modulating relays or followers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7762—Fluid pressure type
    • Y10T137/7764—Choked or throttled pressure type
    • Y10T137/7766—Choked passage through main valve head

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Emergency Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
ES492630A 1979-06-21 1980-06-20 Un dispositivo de valvula en que el flujo de un gas es regu-lado en funcion de la presion dentro de una camara de con- trol Expired ES8102309A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7921698 1979-06-21
GB7933304 1979-09-26

Publications (2)

Publication Number Publication Date
ES492630A0 true ES492630A0 (es) 1980-12-16
ES8102309A1 ES8102309A1 (es) 1980-12-16

Family

ID=26271924

Family Applications (1)

Application Number Title Priority Date Filing Date
ES492630A Expired ES8102309A1 (es) 1979-06-21 1980-06-20 Un dispositivo de valvula en que el flujo de un gas es regu-lado en funcion de la presion dentro de una camara de con- trol

Country Status (7)

Country Link
US (1) US4334532A (es)
EP (1) EP0021803B1 (es)
AU (1) AU535351B2 (es)
CA (1) CA1145225A (es)
DE (1) DE3065819D1 (es)
ES (1) ES8102309A1 (es)
PT (1) PT71414A (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4503852A (en) * 1981-08-24 1985-03-12 Tony Christianson Pilot controlled regulator second stage
US4667670A (en) * 1982-03-20 1987-05-26 Racal Panorama Limited Gas flow control valves
FR2511252A1 (fr) * 1982-04-02 1983-02-18 Fenzy Sa Embout pour appareil respiratoire pour le raccordement du masque a une bouteille de gaz respiratoire
DE3245717C1 (de) * 1982-12-10 1984-06-07 Drägerwerk AG, 2400 Lübeck Lungengesteuertes Ventil fuer den UEberdruckbetrieb im Maskeninnenraum
EP0249322B1 (en) * 1986-05-07 1993-03-17 Peter Joseph Jackson Pressure-responsive valve
GB8621516D0 (en) * 1986-09-06 1986-10-15 Jackson P J Pilot operated valves
US4784130A (en) * 1986-12-04 1988-11-15 The John Bunn Company Flow controller
US4794943A (en) * 1988-05-27 1989-01-03 Figgie International Inc. Fluid control valve assembly
GB2233237A (en) * 1989-06-27 1991-01-09 Aran Fire & Safety Uk Valve for breathing apparatus
JPH07553A (ja) * 1993-06-01 1995-01-06 Litton Syst Inc 内蔵型呼吸装置用調整器
AUPN973596A0 (en) * 1996-05-08 1996-05-30 Resmed Limited Control of delivery pressure in cpap treatment or assisted respiration
DE19643750C2 (de) * 1996-10-23 2001-01-25 Draegerwerk Ag Ventil zum Einstellen des Durchflusses eines Strömungsmediums
US20060278229A1 (en) * 2005-06-08 2006-12-14 Imi Norgren, Inc. System and method to prevent the improper installation of the inlet fittings in a ventilator system
WO2015024081A1 (pt) * 2013-10-18 2015-02-26 Zammi Instrumental Ltda Aperfeiçoamentos e arranjos em válvula para controle de fluxo

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2384669A (en) * 1943-07-29 1945-09-11 George C Fields Oxygen system
US2406888A (en) * 1944-06-06 1946-09-03 Scott Aviation Corp Breathing apparatus
US2685288A (en) * 1949-11-17 1954-08-03 Johnson Fare Box Co Oxygen regulating system
US2803258A (en) * 1954-06-16 1957-08-20 Bristol Company Disposable pilot valve
US2886049A (en) * 1956-08-01 1959-05-12 Old Dominion Res And Dev Corp Amplifying demand valve
GB847754A (en) * 1958-02-14 1960-09-14 Robertshaw Fulton Controls Co Improvements in breathing apparatus
GB885353A (en) * 1959-05-14 1961-12-28 Bendix Corp Pressure regulating system
US3285261A (en) * 1962-12-21 1966-11-15 Robertshaw Controls Co Breathing demand regulator
US3467136A (en) * 1967-02-10 1969-09-16 Ind Des Etablissements Piel S Regulators of a gas required for breathing of the pneumatic valve type
DE1949560A1 (de) * 1968-10-11 1970-06-04 British Oxygen Co Ltd Selbsttaetiges Absperrventil
US3752175A (en) 1971-08-20 1973-08-14 Robertshaw Controls Co Altitude compensating pressure regulator
GB1430383A (en) 1972-03-23 1976-03-31 Normalair Garrett Ltd Gas delivery regulators
DE2404062C3 (de) 1974-01-29 1978-04-20 Draegerwerk Ag, 2400 Luebeck Atemgaszuführungsregler, insbesondere für Höhenatemgeräte
CA1039614A (en) 1975-02-19 1978-10-03 John W. Henneman Exhalation valve means
GB1569875A (en) * 1975-10-08 1980-06-25 Submarine & Safety Eng Ltd Pressure control valve
DE2643561A1 (de) * 1976-09-28 1978-03-30 Draegerwerk Ag Lungengesteuertes atemgeraet mit ueberdruck in der atemschutzmaske
US4219017A (en) * 1978-11-09 1980-08-26 Burr John D Pilot regulator

Also Published As

Publication number Publication date
CA1145225A (en) 1983-04-26
AU535351B2 (en) 1984-03-15
DE3065819D1 (en) 1984-01-12
US4334532A (en) 1982-06-15
EP0021803B1 (en) 1983-12-07
ES8102309A1 (es) 1980-12-16
EP0021803A1 (en) 1981-01-07
AU5930880A (en) 1981-01-08
PT71414A (en) 1980-07-01

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19960603