GB1297305A - - Google Patents

Info

Publication number
GB1297305A
GB1297305A GB1297305DA GB1297305A GB 1297305 A GB1297305 A GB 1297305A GB 1297305D A GB1297305D A GB 1297305DA GB 1297305 A GB1297305 A GB 1297305A
Authority
GB
United Kingdom
Prior art keywords
valve
tube
opening
outlet
inlet
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
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1297305A publication Critical patent/GB1297305A/en
Expired 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
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/10—Valves
    • 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
    • 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
    • A62B9/04—Couplings; Supporting frames

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)
GB1297305D 1969-04-29 1970-03-06 Expired GB1297305A (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82007069A 1969-04-29 1969-04-29

Publications (1)

Publication Number Publication Date
GB1297305A true GB1297305A (sv) 1972-11-22

Family

ID=25229809

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1297305D Expired GB1297305A (sv) 1969-04-29 1970-03-06

Country Status (6)

Country Link
US (1) US3572332A (sv)
JP (1) JPS499518B1 (sv)
DE (1) DE2014969C3 (sv)
FR (1) FR2043022A5 (sv)
GB (1) GB1297305A (sv)
NL (1) NL7005824A (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2209123A (en) * 1987-08-29 1989-05-04 M S A Breathing apparatus

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029092A (en) * 1973-09-17 1977-06-14 U. S. Divers Co. Compartmentalized full face mask
JPS5621409Y2 (sv) * 1976-07-05 1981-05-20
DE3372180D1 (en) * 1982-02-26 1987-07-30 Avon Ind Polymers Respirator air guide
IT1216459B (it) * 1988-02-26 1990-03-08 Ind Pirelli S P A Milano Minis Maschera protettiva per interventi operativi in ambienti contaminati.
US5570688A (en) * 1993-11-17 1996-11-05 Cochran Consulting, Inc. Advanced dive computer for use with a self-contained underwater breathing apparatus
DE19845572C2 (de) * 1998-10-02 2002-06-06 Draeger Safety Ag & Co Kgaa Sprechübertrager für eine Atemschutzmaske
GB0406291D0 (en) * 2004-03-19 2004-04-21 Scott Health & Safety Ltd Respirators
US20070235031A1 (en) * 2006-03-31 2007-10-11 3M Innovative Properties Company Full face respiratory protection device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2209123A (en) * 1987-08-29 1989-05-04 M S A Breathing apparatus

Also Published As

Publication number Publication date
US3572332A (en) 1971-03-23
DE2014969C3 (de) 1975-02-06
NL7005824A (sv) 1970-11-02
DE2014969A1 (de) 1970-11-12
FR2043022A5 (sv) 1971-02-12
JPS499518B1 (sv) 1974-03-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee