ES336562A1 - Perfeccionamientos en la construccion de dispositivos de expiracion para mascaras respiratorias. - Google Patents

Perfeccionamientos en la construccion de dispositivos de expiracion para mascaras respiratorias.

Info

Publication number
ES336562A1
ES336562A1 ES336562A ES336562A ES336562A1 ES 336562 A1 ES336562 A1 ES 336562A1 ES 336562 A ES336562 A ES 336562A ES 336562 A ES336562 A ES 336562A ES 336562 A1 ES336562 A1 ES 336562A1
Authority
ES
Spain
Prior art keywords
valve
cup
spring
seat
respiratory mask
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
ES336562A
Other languages
English (en)
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Publication of ES336562A1 publication Critical patent/ES336562A1/es
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/10—Valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/148—Check valves with flexible valve members the closure elements being fixed in their centre
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/148—Check valves with flexible valve members the closure elements being fixed in their centre
    • F16K15/1481—Check valves with flexible valve members the closure elements being fixed in their centre with biasing means in addition to material resiliency, e.g. spring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K2200/00—Details of valves
    • F16K2200/30—Spring arrangements
    • F16K2200/305—Constructional features of springs
    • F16K2200/3053—Helicoidal springs of variable pitch, diameter or spring rate
    • 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
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7905—Plural biasing means

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Mechanical Engineering (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
ES336562A 1966-02-18 1967-02-08 Perfeccionamientos en la construccion de dispositivos de expiracion para mascaras respiratorias. Expired ES336562A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR50211A FR1475015A (fr) 1966-02-18 1966-02-18 Dispositif d'expiration pour masques respiratoires

Publications (1)

Publication Number Publication Date
ES336562A1 true ES336562A1 (es) 1968-04-01

Family

ID=8601746

Family Applications (1)

Application Number Title Priority Date Filing Date
ES336562A Expired ES336562A1 (es) 1966-02-18 1967-02-08 Perfeccionamientos en la construccion de dispositivos de expiracion para mascaras respiratorias.

Country Status (10)

Country Link
US (1) US3474783A (es)
BE (1) BE693152A (es)
CH (1) CH469491A (es)
DE (1) DE1709059C2 (es)
ES (1) ES336562A1 (es)
FR (1) FR1475015A (es)
GB (1) GB1124703A (es)
LU (1) LU53007A1 (es)
NL (1) NL6701157A (es)
SE (1) SE311824B (es)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1586121A (es) * 1968-07-11 1970-02-13
JPS52131605U (es) * 1977-03-31 1977-10-06
US4579147A (en) * 1984-11-30 1986-04-01 Paul H. Gunderson Outlet valve for pressurized diving suit
EP0266456A1 (de) * 1986-11-06 1988-05-11 Moldex-Metric AG & Co.KG Filtrierende Halbmaske
IT1222831B (it) * 1987-10-06 1990-09-12 Pirelli Dispositivo per consentire la costituzhione del filtro di una maschera antigas in atmosfera inquinata,senza pericolo di contaminazione
US5109840A (en) * 1991-02-14 1992-05-05 Specialty Packaging Licensing Company Resuscitator having directional control valve with internal "PEEP" adjustment valve
US5456248A (en) * 1992-10-14 1995-10-10 Stackhouse, Inc. Surgical smoke evacuator
IT232743Y1 (it) * 1994-02-09 2000-01-19 Spasciani Riccardo Spa Maschera perfezionata per dispositivi di respirazione ad aria in pressione o meno
US5725017A (en) * 1997-01-27 1998-03-10 Medtronic, Inc. In-line pressure check valve for drug-delivery systems
AUPP855099A0 (en) * 1999-02-09 1999-03-04 Resmed Limited Gas delivery connection assembly
US6796308B2 (en) 1998-12-09 2004-09-28 Resmed Limited Mask cushion and frame assembly
DE60133186T2 (de) * 2000-04-18 2009-03-12 Avon Protection Systems, Inc., Cadillac Selbstdichtender filteranschluss und damit versehene gasmaske und filteranordnung
DE20017940U1 (de) 2000-10-19 2000-12-28 Map Gmbh Atemmaske zur Zufuhr eines Atemgases zu einem Maskenanwender sowie Ableitungseinrichtung zur Ableitung von Atemgas
US6823869B2 (en) 2001-09-07 2004-11-30 Resmed Limited Mask assembly
DE10151984C5 (de) 2001-10-22 2008-07-17 Map Medizin-Technologie Gmbh Applikationsvorrichtung für eine Atemmaskenanordnung
ATE473774T1 (de) 2001-10-22 2010-07-15 Map Medizin Technologie Gmbh Medizinische maske
DE10201682A1 (de) 2002-01-17 2003-07-31 Map Medizin Technologie Gmbh Atemmaskenanordnung
WO2004022145A1 (en) 2002-09-06 2004-03-18 Resmed Limited Forehead pad for respiratory mask
EP1765443B1 (en) 2004-06-16 2019-01-02 ResMed Limited Respiratory mask assembly with a pivotable forehead support that can be moved to accommodate facial cushions having different depths
GB2500341B (en) * 2009-05-12 2014-01-22 Scott Health & Safety Ltd Mask for breathing apparatus
US10786695B2 (en) * 2013-07-17 2020-09-29 The Smartmask Llc Protective respiratory mask with electronic system
WO2015073824A1 (en) * 2013-11-14 2015-05-21 D. Wheatley Enterprises, Inc. Serviceable cartridge assembly for respirator exhalation unit
CA2930536A1 (en) 2013-11-15 2015-05-21 3M Innovative Properties Company Respirator having noncircular centroid-mounted exhalation valve
AU358644S (en) * 2014-05-08 2014-11-10 Innosparks Pte Ltd Unidirectional valve on face mask
USD828546S1 (en) 2016-09-16 2018-09-11 3M Innovative Properties Company Valve cover with openings
USD882758S1 (en) 2016-09-16 2020-04-28 3M Innovative Properties Company Valve cover
USD827812S1 (en) 2016-09-16 2018-09-04 3M Innovative Properties Company Valve cover with openings
USD827811S1 (en) 2016-09-16 2018-09-04 3M Innovative Properties Company Valve cover
USD900306S1 (en) 2016-09-16 2020-10-27 3M Innovative Properties Company Valve cover
USD849245S1 (en) 2016-09-16 2019-05-21 3M Innovative Properties Company Valve cover
USD842983S1 (en) 2016-09-16 2019-03-12 3M Innovative Properties Company Valve cover
USD843562S1 (en) 2016-09-16 2019-03-19 3M Innovative Properties Company Valve cover with diamond pattern
DE102016121382A1 (de) * 2016-11-08 2018-05-09 Hamilton Medical Ag Expirationsventil
US10322312B1 (en) * 2018-06-01 2019-06-18 TrainingMask L.L.C. Resistance and filtration breathing device
CN109027340A (zh) * 2018-09-28 2018-12-18 盐城欧润石化设备制造有限公司 一种单向阀门
CN111167030B (zh) * 2019-12-25 2021-04-02 江苏海拓科技有限公司 一种呼吸器
EP4159287A1 (en) * 2021-09-30 2023-04-05 Moldex/Metric AG & Co. KG Valve device for a respiratory mask, respiratory mask

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB705216A (en) * 1951-10-19 1954-03-10 Dunlop Rubber Co Improvements in fluid pressure relief valves
US3199524A (en) * 1962-02-26 1965-08-10 Robertshaw Controls Co Magnetically controlled exhalation valve
DE1864603U (de) * 1962-10-20 1962-12-27 Auergesellschaft Gmbh Mit abnehmbarem deckel versehenes ausatemventil fuer atemschutzmasken, atemmundstuecke u. dgl.

Also Published As

Publication number Publication date
CH469491A (fr) 1969-03-15
US3474783A (en) 1969-10-28
NL6701157A (es) 1967-08-21
GB1124703A (en) 1968-08-21
SE311824B (es) 1969-06-23
DE1709059B1 (de) 1971-09-23
FR1475015A (fr) 1967-03-31
DE1709059C2 (de) 1974-07-11
BE693152A (es) 1967-07-03
LU53007A1 (es) 1967-04-17

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