EP2570156A3 - Richtungsventil und Atemschutzmaske mit einem Richtungsventil - Google Patents

Richtungsventil und Atemschutzmaske mit einem Richtungsventil Download PDF

Info

Publication number
EP2570156A3
EP2570156A3 EP12156933.9A EP12156933A EP2570156A3 EP 2570156 A3 EP2570156 A3 EP 2570156A3 EP 12156933 A EP12156933 A EP 12156933A EP 2570156 A3 EP2570156 A3 EP 2570156A3
Authority
EP
European Patent Office
Prior art keywords
directional valve
valve
respirator mask
membrane
directional
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
EP12156933.9A
Other languages
English (en)
French (fr)
Other versions
EP2570156B1 (de
EP2570156A2 (de
Inventor
Michael Rosert
Dennis Leske
Harald Heyer
Thomas Pancur
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.)
Draeger Safety AG and Co KGaA
Original Assignee
Draeger Safety AG and Co KGaA
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 Draeger Safety AG and Co KGaA filed Critical Draeger Safety AG and Co KGaA
Publication of EP2570156A2 publication Critical patent/EP2570156A2/de
Publication of EP2570156A3 publication Critical patent/EP2570156A3/de
Application granted granted Critical
Publication of EP2570156B1 publication Critical patent/EP2570156B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

Ein Richtungsventil soll hinsichtlich seiner funktionellen Eigenschaften verbessert werden. Hierzu ist eine außermittig zur Ventilmembran (16) angeordneten Fixierungsnase (13) vorgesehen, die am Ventilgehäuse (15) angeordnet ist und deren Abmessungen zur Fixierung der Ventilmembran (16) gegenüber der Dichtungsfläche (2) des Ventilsitzes (1) ausgebildet sind, wobei das Maß des außermittigen Versatzes (x) in einem Bereich zwischen 8% und 15% der Achsenlänge (D) der größten Längserstreckung der Ventilmembran (16) liegt.
EP12156933.9A 2011-09-17 2012-02-24 Richtungsventil und atemschutzmaske mit einem richtungsventil Active EP2570156B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102011113716.9A DE102011113716B4 (de) 2011-09-17 2011-09-17 Richtungsventil und Atemschutzmaske mit einem Richtungsventil

Publications (3)

Publication Number Publication Date
EP2570156A2 EP2570156A2 (de) 2013-03-20
EP2570156A3 true EP2570156A3 (de) 2015-08-05
EP2570156B1 EP2570156B1 (de) 2018-07-11

Family

ID=45656700

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12156933.9A Active EP2570156B1 (de) 2011-09-17 2012-02-24 Richtungsventil und atemschutzmaske mit einem richtungsventil

Country Status (4)

Country Link
US (1) US9808657B2 (de)
EP (1) EP2570156B1 (de)
CN (1) CN102989093B (de)
DE (1) DE102011113716B4 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012018277B4 (de) 2012-09-14 2020-08-06 Dräger Safety AG & Co. KGaA Richtungsventil und Atemschutzprodukt mit einem Richtungsventil
JP6521960B2 (ja) 2013-11-15 2019-05-29 スリーエム イノベイティブ プロパティズ カンパニー 非円形の重心に取り付けられた呼気弁を有する呼吸マスク
AU358644S (en) * 2014-05-08 2014-11-10 Innosparks Pte Ltd Unidirectional valve on face mask
DE102022113700A1 (de) 2022-05-31 2023-11-30 Dräger Safety AG & Co. KGaA Ventilanordnung für eine Atemschutzmaske
USD1092721S1 (en) * 2023-01-19 2025-09-09 Globus (Shetland) Limited Valve for a face mask

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6047698A (en) * 1998-08-20 2000-04-11 Moldex-Metric, Inc. Unidirectional fluid valve
EP1445521A1 (de) * 2003-02-04 2004-08-11 SCUBAPRO EUROPE S.r.l. Membranventil und zweite Stufe eines zweistufigen Atemgeräts für Unterwassereinsatz mit solchem Ventil
US20040261795A1 (en) * 2002-08-28 2004-12-30 Brunell Robert A. Respirator mask and valve

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2225395A (en) * 1940-06-26 1940-12-17 Acushnett Process Company Exhalation valve for gas masks
US3602219A (en) * 1969-03-05 1971-08-31 Draegerwerk Ag Respirator having sound diaphragm protective cavity
US3990439A (en) * 1974-12-05 1976-11-09 Esb Incorporated Protective breathing apparatus and valve therefor
SE455763B (sv) * 1986-07-03 1988-08-08 Horda Gummifabrik Ab Ventilanordning serskilt som ut- och/eller inandningsventil vid skyddsmasker
DE4017336C1 (de) 1990-05-30 1991-06-13 Draegerwerk Ag, 2400 Luebeck, De
US7559326B2 (en) * 2003-06-18 2009-07-14 Resmed Limited Vent and/or diverter assembly for use in breathing apparatus
US20080178884A1 (en) * 2007-01-25 2008-07-31 Gerson Ronald L Fluid Valve with Center Post

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6047698A (en) * 1998-08-20 2000-04-11 Moldex-Metric, Inc. Unidirectional fluid valve
US20040261795A1 (en) * 2002-08-28 2004-12-30 Brunell Robert A. Respirator mask and valve
EP1445521A1 (de) * 2003-02-04 2004-08-11 SCUBAPRO EUROPE S.r.l. Membranventil und zweite Stufe eines zweistufigen Atemgeräts für Unterwassereinsatz mit solchem Ventil

Also Published As

Publication number Publication date
DE102011113716B4 (de) 2016-08-11
CN102989093A (zh) 2013-03-27
US20130068232A1 (en) 2013-03-21
EP2570156B1 (de) 2018-07-11
DE102011113716A1 (de) 2013-03-21
EP2570156A2 (de) 2013-03-20
CN102989093B (zh) 2015-06-17
US9808657B2 (en) 2017-11-07

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