HARMFUL-SUBSTANCE-BLOCKING HEALTH MASK USING AIR CURTAIN
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United States of America Patent
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Issued Date -
Jan 10, 2019
app pub date -
Dec 29, 2016
filing date -
Dec 29, 2016
priority date (Note) -
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Abstract
A health mask includes: a body part resting on and covering a partial area of a face, including a respiratory system of a user, the body part having an internal space formed therein; a tight fitting part positioned along a circumference of the body part such that the body part is tightly fitted to the partial area of the face; an ear loop part positioned at opposite sides of the body part such that the body part is secured to the partial area of the face; a filter part positioned at the opposite sides of the body part such that external air is purified and supplied to the internal space of the body part; and an air curtain-forming means provided on the body part such that an air curtain is formed around the body part to block entry of external substances.
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Family
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