High performance ventilatory training mask incorporating multiple and adjustable air admittance valves for replicating various encountered altitude resistances
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United States of America Patent
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Jun 30, 2015
Grant Date -
Dec 5, 2013
app pub date -
Oct 29, 2012
filing date -
Jun 7, 2011
priority date (Note) -
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Abstract
A wearable training mask providing varied inhalation resistance settings and including a depth defining and air impermeable body having an exterior surface and an interior surface exhibiting a perimeter extending seal such that the body is adapted to overlay a wearer's mouth and nose. A plurality of air admittance valve subassemblies are provided and incorporated into locations along the body. Each of the valve subassemblies exhibit multiple resistance settings for affecting a degree of air flow into the mask in response to inhalation by the wearer. Straps extending from said body have inter-engaging ends affixing about the wearers head.
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