Miniature respiratory apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Apr 10, 1990
Grant Date -
N/A
app pub date -
Oct 28, 1988
filing date -
Oct 28, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A respiratory apparatus including an air filter; a hose connected to the filter; a nose-connected breathing pipe connected with the hose and having two inhaling valves formed on two side openings of the pipe, two nostril connectors protruding rearwardly from the pipe to fluidically connect to a wearer's nostrils, and an exhalation valve formed in the front portion of the pipe; whereby upon an inhalation by the wearer, a clean air stream is inhaled into the wearer's nose through the inhalation valves, and upon an exhalation, exhaust air is discharged through the exhaling valve. The apparatus being comfortable to wear and providing improved dissipation of facial heat.
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