Collapse resistant respirator

A respirator including a collapse-resistant means for resisting collapse of the respirator main body due to respiration of a user during use of such a respirator is disclosed. Specifically, in various embodiments, the collapse-resisting means may be a deflection member, a stiffening material, fasten...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WELCHEL DEBRA NELL, MILES CRAIG, STEINDORF ERIC, STEPHAN SARA
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A respirator including a collapse-resistant means for resisting collapse of the respirator main body due to respiration of a user during use of such a respirator is disclosed. Specifically, in various embodiments, the collapse-resisting means may be a deflection member, a stiffening material, fastening components configured to apply an outward-facing deflection force when the respirator is worn, or any combination thereof. Additionally, a dual exhalation vent assembly adapted for use in a collapse resisting respirator is also disclosed.