METHOD AND APPARATUS FOR PROVIDING AIR FLOW

Disclosed example respirators comprise: a filter configured to filter the air; a blower fan configured to provide continuous air flow at variable speeds; an air duct configured to direct air from the blower fan to an exhaust location, the blower fan configured to blow air through the air duct; and a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Sommers, Eric, Patel, Nishank R, Schneider, Joseph C
Format: Patent
Sprache:eng
Schlagworte:
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