BREATHING APPARATUS Russian patent published in 2004 - IPC

Abstract RU 2233189 C1

FIELD: equipment for keeping person's life in unsuitable for breathing environment.

SUBSTANCE: breathing apparatus comprises gaseous oxygen source made as regenerative cartridge with chemically bound oxygen, breathing bag, breathing mask and gas-distribution means connected for providing inspiration-expiration cycle. Apparatus also has regulator for changing oxygen generation activity and/or gaseous oxygen flow rate upon demands of endogenously breathing person.

EFFECT: extended duration of person stay in unsuitable for breathing environment.

1 dwg

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RU 2 233 189 C1

Authors

Rusinov Vladimir Fedotovich

Bystrov Ju.P.

Dates

2004-07-27—Published

2003-01-16—Filed