CA1119975A - Masques respiratoires portables filtreurs d'air - Google Patents

Masques respiratoires portables filtreurs d'air

Info

Publication number
CA1119975A
CA1119975A CA000304054A CA304054A CA1119975A CA 1119975 A CA1119975 A CA 1119975A CA 000304054 A CA000304054 A CA 000304054A CA 304054 A CA304054 A CA 304054A CA 1119975 A CA1119975 A CA 1119975A
Authority
CA
Canada
Prior art keywords
mask
filtering device
air filtering
portable air
face
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
CA000304054A
Other languages
English (en)
Inventor
Wolfgang Hauff
John W. Tidland
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1119975A publication Critical patent/CA1119975A/fr
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
    • 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
    • A62B18/006—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 with pumps for forced ventilation

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Pulmonology (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
CA000304054A 1977-05-31 1978-05-25 Masques respiratoires portables filtreurs d'air Expired CA1119975A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US80165577A 1977-05-31 1977-05-31
US801,655 1977-05-31

Publications (1)

Publication Number Publication Date
CA1119975A true CA1119975A (fr) 1982-03-16

Family

ID=25181710

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000304054A Expired CA1119975A (fr) 1977-05-31 1978-05-25 Masques respiratoires portables filtreurs d'air

Country Status (3)

Country Link
CA (1) CA1119975A (fr)
DE (1) DE2823446A1 (fr)
GB (1) GB1588993A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3068194D1 (en) * 1979-07-28 1984-07-19 Marwin Foundry Units Ltd Air supply units
GB2128897A (en) * 1982-11-01 1984-05-10 Racal Safety Ltd Powered air supply unit for respirators
US4522639A (en) * 1983-04-15 1985-06-11 Figgie International Inc. Unified filter and connector housing assembly incorporating a diversion valve
DE3813562C2 (de) * 1988-04-22 1997-11-27 Hasso Von Bluecher Aktivkohlefilterschicht für Gasmasken
DE3843486A1 (de) * 1988-12-23 1990-06-28 Draegerwerk Ag Atemschutzgeraet mit geblaeseunterstuetzung und regeneration der atemfilter
US7819120B2 (en) 2003-12-30 2010-10-26 3M Innovative Properties Company Respiratory component mounting assembly
US7454800B2 (en) 2003-12-30 2008-11-25 3M Innovative Properties Company Anatomically fitted respiratory component belt
EP4173663B1 (fr) * 2013-12-17 2025-09-03 ResMed Pty Ltd Appareil apte à être utilisé dans le traitement des maladies respiratoires
IT202000004903A1 (it) * 2020-03-09 2021-09-09 Giancarlo Caputi Filtro anti-contagio 2

Also Published As

Publication number Publication date
DE2823446A1 (de) 1978-12-14
GB1588993A (en) 1981-05-07

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Legal Events

Date Code Title Description
MKEX Expiry