HU182786B - Expiring valve - Google Patents

Expiring valve Download PDF

Info

Publication number
HU182786B
HU182786B HUME002288A HU182786B HU 182786 B HU182786 B HU 182786B HU ME002288 A HUME002288 A HU ME002288A HU 182786 B HU182786 B HU 182786B
Authority
HU
Hungary
Prior art keywords
membrane
ribs
valve
exhalation
exhalation valve
Prior art date
Application number
Other languages
English (en)
Hungarian (hu)
Inventor
Walter Goerner
Horst Schuring
Rudolf Mueller
Original Assignee
Medizin Labortechnik Veb K
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 Medizin Labortechnik Veb K filed Critical Medizin Labortechnik Veb K
Publication of HU182786B publication Critical patent/HU182786B/hu

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)
  • Check Valves (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
HUME002288 1978-08-01 1979-07-31 Expiring valve HU182786B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD20706578A DD138036B1 (de) 1978-08-01 1978-08-01 Ausatemventil

Publications (1)

Publication Number Publication Date
HU182786B true HU182786B (en) 1984-03-28

Family

ID=5513862

Family Applications (1)

Application Number Title Priority Date Filing Date
HUME002288 HU182786B (en) 1978-08-01 1979-07-31 Expiring valve

Country Status (6)

Country Link
CS (1) CS231554B1 (de)
DD (1) DD138036B1 (de)
DE (1) DE2924172A1 (de)
HU (1) HU182786B (de)
IN (1) IN152115B (de)
SU (1) SU1124982A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4414973A (en) * 1981-03-10 1983-11-15 U.S.D. Corp. Respirator face mask
US4934362A (en) * 1987-03-26 1990-06-19 Minnesota Mining And Manufacturing Company Unidirectional fluid valve
US4813575A (en) 1987-09-29 1989-03-21 Amtrol Inc. Non-refillable valve for pressurized containers
IT1216459B (it) * 1988-02-26 1990-03-08 Ind Pirelli S P A Milano Minis Maschera protettiva per interventi operativi in ambienti contaminati.

Also Published As

Publication number Publication date
DE2924172A1 (de) 1980-02-21
CS231554B1 (en) 1984-12-14
DD138036B1 (de) 1980-10-01
IN152115B (de) 1983-10-22
DD138036A1 (de) 1979-10-10
SU1124982A1 (ru) 1984-11-23

Similar Documents

Publication Publication Date Title
US4712580A (en) Exhalation valve assembly
US2787333A (en) Filter and gas mask canister employing same
US3085591A (en) Exhalation valve
US2023267A (en) Feeding means for gas masks
US3299960A (en) Valve
GB2143137A (en) Combined pressure compensating exhalation and anti-suffocation valve
US2291603A (en) Outlet valve for gas masks
HU182786B (en) Expiring valve
US1946334A (en) Respirator
HU187595B (en) Tobacco smoke filter particularly for cigarettes
US2120231A (en) Respirator
GB2189584A (en) Liquified gas igniter
KR200489736Y1 (ko) 모기향 케이스
US966050A (en) Spirometer.
CN106895747A (zh) 一种组合烟花内筒的烟火药定位机构
JPS5344738A (en) Carburetor
GB2244433A (en) Expiratory valve
EP0630761B1 (de) Schutzkappe für mit Tinte gefüllte Schreibgeräte
US3952233A (en) Pressure-relief valve for an electrical capacitor
CN220070586U (zh) 一种无火焰喷放的气溶胶灭火装置
KR830002536Y1 (ko) 방독마스크용 전성(轉聲)배기변
JPS58350B2 (ja) スプリンクラ−ヘツド
KR800000709Y1 (ko) 장독 덮개
JPS5383572A (en) Color picture tube
US2592835A (en) Collapsible lighting shield for tobacco pipes