MASK WITH GUSSET
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United States of America Patent
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Issued Date -
Mar 2, 2017
app pub date -
Nov 9, 2016
filing date -
Jun 22, 2000
priority date (Note) -
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Abstract
A mask system for delivering air to a user includes a suspension mechanism to allow relative movement between a face-contacting cushion and a mask shell. The suspension mechanism also provides a predetermined force to the cushion that is a function of mask pressure, displacement of the cushion or both.
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