Full-face mask
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United States of America Patent
Stats
-
N/A
Issued Date -
Nov 16, 2006
app pub date -
May 13, 2005
filing date -
May 13, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A full-face mask includes a gas conduit, a membrane extending around the gas conduit and connected to one end of the gas conduit, a cap wall extending around and connected to the membrane and having a face-sealing edge opposite to the membrane, and at least one head attachment strap connected to the cap wall. The membrane is stretchable outward or foldable inward when there is a change in pressure inside the cap wall, or when the gas conduit is moved relative to the cap wall.
First Claim
Family
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Cited Art Landscape
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