SE8602962D0 - EXHAUST VALVE FOR SAFETY MASK - Google Patents

EXHAUST VALVE FOR SAFETY MASK

Info

Publication number
SE8602962D0
SE8602962D0 SE8602962A SE8602962A SE8602962D0 SE 8602962 D0 SE8602962 D0 SE 8602962D0 SE 8602962 A SE8602962 A SE 8602962A SE 8602962 A SE8602962 A SE 8602962A SE 8602962 D0 SE8602962 D0 SE 8602962D0
Authority
SE
Sweden
Prior art keywords
exhaust valve
safety mask
valve
mask
neck portion
Prior art date
Application number
SE8602962A
Other languages
Swedish (sv)
Other versions
SE454136B (en
Inventor
V Soderberg
Original Assignee
Horda Gummifabrik Ab
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 Horda Gummifabrik Ab filed Critical Horda Gummifabrik Ab
Priority to SE8602962A priority Critical patent/SE454136B/en
Publication of SE8602962D0 publication Critical patent/SE8602962D0/en
Priority to EP87850216A priority patent/EP0252891A1/en
Priority to FI872916A priority patent/FI872916A/en
Priority to NO872761A priority patent/NO872761L/en
Publication of SE454136B publication Critical patent/SE454136B/en

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)
  • Check Valves (AREA)

Abstract

The present invention relates to an exhalation valve device for use in protective masks, comprising a neck portion (2) for sealing connection to the protective mask, and a valve portion (3) connected to the neck portion, said valve portion having at least one valve member permitting the passage of exhaled air, with substantially no change of direction.
SE8602962A 1986-07-03 1986-07-03 EXHAUST VALVE DEVICE FOR SAFETY MASK SE454136B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE8602962A SE454136B (en) 1986-07-03 1986-07-03 EXHAUST VALVE DEVICE FOR SAFETY MASK
EP87850216A EP0252891A1 (en) 1986-07-03 1987-07-01 Exhalation valve device for protective face mask
FI872916A FI872916A (en) 1986-07-03 1987-07-01 UTANDNINGSVENTILANORDNING FOER SKYDDSMASK.
NO872761A NO872761L (en) 1986-07-03 1987-07-01 EXAMINATION VALVE DEVICE FOR PROTECTIVE MASK.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8602962A SE454136B (en) 1986-07-03 1986-07-03 EXHAUST VALVE DEVICE FOR SAFETY MASK

Publications (2)

Publication Number Publication Date
SE8602962D0 true SE8602962D0 (en) 1986-07-03
SE454136B SE454136B (en) 1988-04-11

Family

ID=20365012

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8602962A SE454136B (en) 1986-07-03 1986-07-03 EXHAUST VALVE DEVICE FOR SAFETY MASK

Country Status (4)

Country Link
EP (1) EP0252891A1 (en)
FI (1) FI872916A (en)
NO (1) NO872761L (en)
SE (1) SE454136B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6883518B2 (en) 2001-06-25 2005-04-26 3M Innovative Properties Company Unidirectional respirator valve
US7849856B2 (en) 2001-06-25 2010-12-14 3M Innovative Properties Company Respirator valve
US20040040562A1 (en) * 2002-08-28 2004-03-04 Brunell Robert A. Mask and spherically configured valve
DE102010008923B4 (en) * 2010-02-23 2013-09-19 Dräger Safety AG & Co. KGaA Directional valve for a respiratory protection product

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1326966A (en) * 1920-01-06 Respirator-valve
US1853373A (en) * 1928-03-15 1932-04-12 Monro Randolph Respiratory valve
DE738391C (en) * 1939-06-21 1943-08-13 Auergesellschaft Ag Valve, especially breathing valve for breathing apparatus
GB660095A (en) * 1945-12-11 1951-10-31 Paul Charbonnel Improvements in or relating to protecting masks or respirators
FR2367968A1 (en) * 1976-10-12 1978-05-12 Motobecane Ateliers Reed valve for IC engine inlet - has curved reeds facing toward engine and resting on rib at inlet port centre line (BR 25.4.78)

Also Published As

Publication number Publication date
FI872916A (en) 1988-01-04
FI872916A0 (en) 1987-07-01
NO872761L (en) 1988-01-04
NO872761D0 (en) 1987-07-01
EP0252891A1 (en) 1988-01-13
SE454136B (en) 1988-04-11

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