Respiratory masks with gusseted cushions
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United States of America Patent
Stats
-
Oct 30, 2012
Grant Date -
Apr 16, 2009
app pub date -
Jan 12, 2006
filing date -
Jan 12, 2005
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Cushions for respiratory face masks have a frame-connecting portion, a face-contacting portion, and a gusset portion disposed between and joining the frame-connecting and face-contacting portions. The gusset portion preferably includes at least one perimetrical region which having a laterally projecting exterior gusset section and a laterally projecting interior gusset section. According to one aspect, the laterally projecting exterior and interior gusset sections are disposed about the entire perimeter to the gusset portion so as to establish a substantially constant widthwise dimension thereof about the gusset's entire perimeter.
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