Breathing mask with breathing gas supply through the strap
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United States of America Patent
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Jan 27, 2009
Grant Date -
Dec 29, 2005
app pub date -
Mar 17, 2005
filing date -
Jun 23, 2004
priority date (Note) -
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Abstract
A breathing mask to be fastened with a strap on the head with breathing gas supply through the strap. The strap includes areas that have a multilayer design and at least two layers of the material of the strap lying one on top of another are connected with one another such that they form a channel, through which a gas can flow.
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