ANTIVIRAL AND ANTIBACTERIAL RESPIRATOR MASK
The invention provides a gas mask (10) comprising a face piece including a transparent eye covering (16), and including a space (18) to allow air to circulate around the nose and mouth of a wearer, and having an airtight seal to prevent contaminated air from entering the gas mask; a filtration appar...
Gespeichert in:
1. Verfasser: | |
---|---|
Format: | Patent |
Sprache: | eng ; fre |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Zusammenfassung: | The invention provides a gas mask (10) comprising a face piece including a transparent eye covering (16), and including a space (18) to allow air to circulate around the nose and mouth of a wearer, and having an airtight seal to prevent contaminated air from entering the gas mask; a filtration apparat us (22) containing an active stage and a passive stage, the passive stage for filtering out particles above a predetermined size, and including adsorbent media for removing toxic or harmful substances and fluids from the contaminated air, the active stage containing at least one agent to kill ambient bacteria and viruses; an intake vent (22) permitting contaminated ai r to enter into the filtration system; at least one passageway (20) connecting the filtration apparatus to the space around the nose and mouth of the weare r; and an exhalation port through which exhaled air may be expelled. |
---|