DE4305570A1 - - Google Patents

Info

Publication number
DE4305570A1
DE4305570A1 DE4305570A DE4305570A DE4305570A1 DE 4305570 A1 DE4305570 A1 DE 4305570A1 DE 4305570 A DE4305570 A DE 4305570A DE 4305570 A DE4305570 A DE 4305570A DE 4305570 A1 DE4305570 A1 DE 4305570A1
Authority
DE
Germany
Prior art keywords
mask
air
channel
gas mask
branches
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
DE4305570A
Other languages
German (de)
English (en)
Other versions
DE4305570B4 (de
Inventor
Jyrki Jaervinen
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.)
Kemira Oyj
Original Assignee
Kemira Oyj
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 Kemira Oyj filed Critical Kemira Oyj
Publication of DE4305570A1 publication Critical patent/DE4305570A1/de
Application granted granted Critical
Publication of DE4305570B4 publication Critical patent/DE4305570B4/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A62B18/02—Masks
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00—Component parts for respiratory or breathing apparatus
    • A62B9/003—Means for influencing the temperature or humidity of the breathing gas

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
DE4305570A 1992-03-02 1993-02-24 Gasmaske Expired - Fee Related DE4305570B4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI920940 1992-03-02
FI920940A FI101198B1 (fi) 1992-03-02 1992-03-02 Kaasunaamari

Publications (2)

Publication Number Publication Date
DE4305570A1 true DE4305570A1 (enExample) 1993-09-09
DE4305570B4 DE4305570B4 (de) 2004-07-01

Family

ID=8534855

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4305570A Expired - Fee Related DE4305570B4 (de) 1992-03-02 1993-02-24 Gasmaske

Country Status (4)

Country Link
DE (1) DE4305570B4 (enExample)
FI (1) FI101198B1 (enExample)
GB (1) GB2264649B (enExample)
SE (1) SE506100C2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20011992A7 (fi) 2001-10-12 2003-04-13 Euromaski Oy Suojalaite
CA2422392A1 (en) * 2002-03-12 2003-09-12 Bombardier Inc. Cold-weather helmet with breathing mask breathing air from inside the helmet
EP3675965B1 (en) * 2017-09-01 2024-04-17 Koninklijke Philips N.V. Breathing mask
EP3479876A1 (en) * 2017-11-02 2019-05-08 Koninklijke Philips N.V. Breathing mask

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB530285A (en) * 1939-02-13 1940-12-09 Otto Heinrich Draeger Improvements in or relating to gas masks for horses
CH600898A5 (enExample) * 1975-10-10 1978-06-30 Luwa Ag
DE3372180D1 (en) * 1982-02-26 1987-07-30 Avon Ind Polymers Respirator air guide
US4595003A (en) * 1983-10-21 1986-06-17 The United States Of America As Represented By The Secretary Of The Army Protective mask for airborne toxic substances
US4671268A (en) * 1985-09-23 1987-06-09 Hunt Patrick T Cold weather breathing mask

Also Published As

Publication number Publication date
FI920940A7 (fi) 1993-09-03
FI920940A0 (fi) 1992-03-02
GB2264649A (en) 1993-09-08
SE9300678D0 (sv) 1993-03-01
SE9300678L (sv) 1993-09-03
GB2264649B (en) 1995-12-06
FI101198B (fi) 1998-05-15
DE4305570B4 (de) 2004-07-01
SE506100C2 (sv) 1997-11-10
FI101198B1 (fi) 1998-05-15
GB9304150D0 (en) 1993-04-21

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8339 Ceased/non-payment of the annual fee