GB2264649B - Gas Mask - Google Patents

Gas Mask

Info

Publication number
GB2264649B
GB2264649B GB9304150A GB9304150A GB2264649B GB 2264649 B GB2264649 B GB 2264649B GB 9304150 A GB9304150 A GB 9304150A GB 9304150 A GB9304150 A GB 9304150A GB 2264649 B GB2264649 B GB 2264649B
Authority
GB
United Kingdom
Prior art keywords
gas mask
mask
gas
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.)
Expired - Lifetime
Application number
GB9304150A
Other versions
GB9304150D0 (en
GB2264649A (en
Inventor
Jyrki Hannu Veli 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 GB9304150D0 publication Critical patent/GB9304150D0/en
Publication of GB2264649A publication Critical patent/GB2264649A/en
Application granted granted Critical
Publication of GB2264649B publication Critical patent/GB2264649B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
GB9304150A 1992-03-02 1993-03-02 Gas Mask Expired - Lifetime GB2264649B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI920940A FI101198B1 (en) 1992-03-02 1992-03-02 Gas-mask

Publications (3)

Publication Number Publication Date
GB9304150D0 GB9304150D0 (en) 1993-04-21
GB2264649A GB2264649A (en) 1993-09-08
GB2264649B true GB2264649B (en) 1995-12-06

Family

ID=8534855

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9304150A Expired - Lifetime GB2264649B (en) 1992-03-02 1993-03-02 Gas Mask

Country Status (4)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20011992A (en) 2001-10-12 2003-04-13 Euromaski Oy Protective device
CA2422239A1 (en) * 2002-03-12 2003-09-12 Bombardier Inc. Breathing mask adjuster
EP3479876A1 (en) * 2017-11-02 2019-05-08 Koninklijke Philips N.V. Breathing mask
WO2019043118A1 (en) * 2017-09-01 2019-03-07 Koninklijke Philips N.V. Breathing mask

Citations (3)

* 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
GB2115293A (en) * 1982-02-26 1983-09-07 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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH600898A5 (en) * 1975-10-10 1978-06-30 Luwa Ag
US4671268A (en) * 1985-09-23 1987-06-09 Hunt Patrick T Cold weather breathing mask

Patent Citations (3)

* 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
GB2115293A (en) * 1982-02-26 1983-09-07 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

Also Published As

Publication number Publication date
SE9300678L (en) 1993-09-03
DE4305570B4 (en) 2004-07-01
FI101198B (en) 1998-05-15
FI920940A0 (en) 1992-03-02
SE9300678D0 (en) 1993-03-01
FI101198B1 (en) 1998-05-15
GB9304150D0 (en) 1993-04-21
SE506100C2 (en) 1997-11-10
GB2264649A (en) 1993-09-08
FI920940A (en) 1993-09-03
DE4305570A1 (en) 1993-09-09

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20130301