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A compressed air respirator has prolonged operating time due to a rebreathing feature. The respirator has a compressed air reserve (1) with a connected demand air supply valve (2), wherein the demand air supply valve (2) is connected with a reversible breathing gas reservoir (4) with adjustable volu...

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Bibliographic Details
Main Authors MATTHIESEN, HANS, KUECK, KAI
Format Patent
LanguageGerman
Published 15.02.2007
Subjects
DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
FIRE-FIGHTING
HUMAN NECESSITIES
LIFE-SAVING
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Summary:A compressed air respirator has prolonged operating time due to a rebreathing feature. The respirator has a compressed air reserve (1) with a connected demand air supply valve (2), wherein the demand air supply valve (2) is connected with a reversible breathing gas reservoir (4) with adjustable volume. A rebreathing line (25) for the user of the apparatus has an expiration valve (88), wherein the rebreathing line (25) is connected with the breathing gas reservoir (4).
Bibliography:Application Number: DE20051023393