Respiratory mask
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United States of America Patent
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Issued Date -
May 3, 2007
app pub date -
Oct 5, 2004
filing date -
Nov 28, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a respiratory mask comprising a mask body (2), a sealing edge (3) and an inhalation device. Said device can be improved such that gas can be evacuated from the inhalation device without noise disturbance. The aim of the invention is achieved by virtue of the fact that the inhalation device comprises a plurality of lamella-type, partially overlapping membrane elements (8) which can be unfolded by the respiratory gas flow and which are arranged on the mask body (2).
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