Gas-supplying mouth mask
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United States of America Patent
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May 23, 2023
Grant Date -
Nov 18, 2021
app pub date -
May 18, 2020
filing date -
May 18, 2020
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A gas-supplying mouth mask includes: a mask body for leaning against a user's nose to development of a semi-open space between the mask body and the user's face, wherein the mask body comprising a breathable structure and an airtight structure; and a gas generation unit placed in the mask body for generation of functional gases which can be released to around the user's nose through the breathable structure. Based on the above structures, the gas-supplying mouth mask encircles the functional gases inside the semi-open space formed by the mask body and the user's face and causes a better utilization rate of functional gases.
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