BE693152A - - Google Patents

Info

Publication number
BE693152A
BE693152A BE693152DA BE693152A BE 693152 A BE693152 A BE 693152A BE 693152D A BE693152D A BE 693152DA BE 693152 A BE693152 A BE 693152A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE693152A publication Critical patent/BE693152A/xx

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

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
BE693152D 1966-02-18 1967-01-25 BE693152A (de)

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
BE693152A true BE693152A (de) 1967-07-03

Family

ID=8601746

Family Applications (1)

Application Number Title Priority Date Filing Date
BE693152D BE693152A (de) 1966-02-18 1967-01-25

Country Status (10)

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

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1586121A (de) * 1968-07-11 1970-02-13
JPS52131605U (de) * 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
CA2625243C (en) * 2000-04-18 2009-04-14 Avon Protection Systems, Inc. Self-sealing filter connection and gas mask and filter assembly incorporating the same
DE20017940U1 (de) 2000-10-19 2000-12-28 Map Gmbh Atemmaske zur Zufuhr eines Atemgases zu einem Maskenanwender sowie Ableitungseinrichtung zur Ableitung von Atemgas
DE60225895T2 (de) 2001-09-07 2009-04-09 ResMed Ltd., Bella Vista Maskenanordnung
DE10201682A1 (de) 2002-01-17 2003-07-31 Map Medizin Technologie Gmbh Atemmaskenanordnung
WO2003035156A2 (de) 2001-10-22 2003-05-01 Map Medizin-Technologie Gmbh Atemmaskenanordnung sowie applikationsvorrichtung und stirnauflageeinrichtung hiervon
DE10151984C5 (de) 2001-10-22 2008-07-17 Map Medizin-Technologie Gmbh Applikationsvorrichtung für eine Atemmaskenanordnung
WO2004022145A1 (en) 2002-09-06 2004-03-18 Resmed Limited Forehead pad for respiratory mask
DE202005022090U1 (de) 2004-06-16 2013-05-28 Resmed Ltd. Atemmaskenanordnung
GB2470199B (en) * 2009-05-12 2013-08-14 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
GB2533898B (en) * 2013-11-14 2020-12-02 D Wheatley Entpr Inc Serviceable cartridge assembly for respirator exhalation unit
RU2650478C1 (ru) * 2013-11-15 2018-04-13 3М Инновейтив Пропертиз Компани Респиратор с некруглым клапаном выдоха, установленным в центре масс
AU358644S (en) * 2014-05-08 2014-11-10 Innosparks Pte Ltd Unidirectional valve on face mask
USD842983S1 (en) 2016-09-16 2019-03-12 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
USD828546S1 (en) 2016-09-16 2018-09-11 3M Innovative Properties Company Valve cover with openings
USD843562S1 (en) 2016-09-16 2019-03-19 3M Innovative Properties Company Valve cover with diamond pattern
USD882758S1 (en) 2016-09-16 2020-04-28 3M Innovative Properties Company Valve cover
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 (de) * 2021-09-30 2023-04-05 Moldex/Metric AG & Co. KG Ventilvorrichtung für eine atemmaske, atemmaske

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
FR1475015A (fr) 1967-03-31
LU53007A1 (de) 1967-04-17
DE1709059B1 (de) 1971-09-23
GB1124703A (en) 1968-08-21
NL6701157A (de) 1967-08-21
CH469491A (fr) 1969-03-15
DE1709059C2 (de) 1974-07-11
US3474783A (en) 1969-10-28
SE311824B (de) 1969-06-23
ES336562A1 (es) 1968-04-01

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