Interchangeable mask assembly
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United States of America Patent
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-
Jul 5, 2016
Issued Date -
N/A
app pub date -
Jan 30, 2009
filing date -
Oct 25, 2005
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A mask assembly for a user includes a frame having a main body and lateral connector portions and a cushion component provided to the frame and defining a breathing cavity configured to accommodate at least a portion of the user's nose in use. The cushion component includes a face contacting seal portion adapted to sealingly engage with at least a portion of the user's nose in use. The cushion component has an aperture to communicate pressurized gas from the breathing chamber to the user's airways in use, and a main wall portion, opposite from the aperture, extending upwardly away from the frame. The main wall portion includes a stiffening portion.
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