Mask assembly, and frame and swivel connector therefor
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United States of America Patent
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Nov 6, 2012
Grant Date -
Jan 7, 2010
app pub date -
Nov 15, 2007
filing date -
Nov 17, 2006
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A mask assembly for use in providing a supply of air at positive pressure to the airways of a patient includes a frame and an elbow. The elbow is rotatable with respect to the frame when assembled. The frame includes an elbow-receiving portion. The elbow and elbow-receiving portion of the frame are adapted to include respective interlocking sealing portions and one of the elbow and elbow-receiving portion includes a flexible element that upon assembly flexes to introduce a preload that effects a seal between the respective interlocking sealing portions.
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