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GB416409A - Improvements relating to respiratory appliances, particularly for use at high altitudes - Google Patents

Improvements relating to respiratory appliances, particularly for use at high altitudes

Info

Publication number
GB416409A
GB416409A GB3541732A GB3541732A GB416409A GB 416409 A GB416409 A GB 416409A GB 3541732 A GB3541732 A GB 3541732A GB 3541732 A GB3541732 A GB 3541732A GB 416409 A GB416409 A GB 416409A
Authority
GB
United Kingdom
Prior art keywords
high altitudes
respiratory
improvements relating
respiratory appliances
appliances
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
GB3541732A
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.)
BRYAN HAROLD CABOT MATTHEWS
Original Assignee
BRYAN HAROLD CABOT MATTHEWS
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 BRYAN HAROLD CABOT MATTHEWS filed Critical BRYAN HAROLD CABOT MATTHEWS
Priority to GB3541732A priority Critical patent/GB416409A/en
Publication of GB416409A publication Critical patent/GB416409A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B23/00—Filters for breathing-protection purposes
    • A62B23/02—Filters for breathing-protection purposes for respirators

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)

Abstract

416,409. Respiratory appliances. MATTHEWS, B. H. C., 10, Hensman's Hill, Clifton, Bristol. Dec. 14, 1932, No. 35417. [Class 81 (ii).] A respiratory appliance, particularly for use at high altitudes and adapted to conserve heat lost from the body during exhalation, comprises an orinasal mask 1 having a securing strap 2 and connected directly to a canister 3, of heat non- conducting material such as that known under the Registered Trade Mark " Paxolin," having a perforated cover 4 and containing a large number, for example 30-50, of layers of metal gauze 5.
GB3541732A 1932-12-14 1932-12-14 Improvements relating to respiratory appliances, particularly for use at high altitudes Expired GB416409A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3541732A GB416409A (en) 1932-12-14 1932-12-14 Improvements relating to respiratory appliances, particularly for use at high altitudes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3541732A GB416409A (en) 1932-12-14 1932-12-14 Improvements relating to respiratory appliances, particularly for use at high altitudes

Publications (1)

Publication Number Publication Date
GB416409A true GB416409A (en) 1934-09-14

Family

ID=10377469

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3541732A Expired GB416409A (en) 1932-12-14 1932-12-14 Improvements relating to respiratory appliances, particularly for use at high altitudes

Country Status (1)

Country Link
GB (1) GB416409A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3326214A (en) * 1963-10-10 1967-06-20 Perma Pier Inc Breath warmer apparatus
US3333585A (en) * 1964-12-14 1967-08-01 Minnesota Mining & Mfg Cold weather face mask
US3814094A (en) * 1972-04-03 1974-06-04 Omnitech Inc Low profile cold weather respirator
DE2436436A1 (en) * 1973-08-30 1975-03-06 Kontekla Oy Breathing mask for arctic climates - has stack of wire mesh pieces as heat exchanger between exhaled and inhaled air to protect users lungs
DE3150412A1 (en) * 1981-12-19 1983-07-14 Drägerwerk AG, 2400 Lübeck NOTATEM PROTECTION DEVICE
GB2116434A (en) * 1982-02-23 1983-09-28 Engstrom Medical Ab A device for connecting a respirator or anesthesia machine to a patient
GB2193896A (en) * 1986-07-31 1988-02-24 John Francis Haycock Respiratory device
DE19914309A1 (en) * 1999-03-30 2000-10-05 Heinz Ploechinger Formation of limited local climatic zones for breathing using e.g. multilayer mask in natural materials, containing active substances and retaining moisture, to set up ideal, therapeutic breathing conditions

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3326214A (en) * 1963-10-10 1967-06-20 Perma Pier Inc Breath warmer apparatus
US3333585A (en) * 1964-12-14 1967-08-01 Minnesota Mining & Mfg Cold weather face mask
US3814094A (en) * 1972-04-03 1974-06-04 Omnitech Inc Low profile cold weather respirator
DE2436436A1 (en) * 1973-08-30 1975-03-06 Kontekla Oy Breathing mask for arctic climates - has stack of wire mesh pieces as heat exchanger between exhaled and inhaled air to protect users lungs
DE3150412A1 (en) * 1981-12-19 1983-07-14 Drägerwerk AG, 2400 Lübeck NOTATEM PROTECTION DEVICE
GB2116434A (en) * 1982-02-23 1983-09-28 Engstrom Medical Ab A device for connecting a respirator or anesthesia machine to a patient
US4516573A (en) * 1982-02-23 1985-05-14 Gambro Engstrom Ab Device for connecting a respirator or anesthesia machine to a patient
GB2193896A (en) * 1986-07-31 1988-02-24 John Francis Haycock Respiratory device
GB2193896B (en) * 1986-07-31 1991-03-20 John Francis Haycock Respiratory device
DE19914309A1 (en) * 1999-03-30 2000-10-05 Heinz Ploechinger Formation of limited local climatic zones for breathing using e.g. multilayer mask in natural materials, containing active substances and retaining moisture, to set up ideal, therapeutic breathing conditions

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