Protective hood
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United States of America Patent
Stats
-
Apr 23, 2019
Grant Date -
Jul 23, 2015
app pub date -
Mar 14, 2013
filing date -
Aug 24, 2012
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Described is a breathing system that covers a person's head with a flexible hood material. One aspect provides a protective hood, including: a flexible hood material having a closed top portion and a neck portion; a viewing window disposed within the flexible hood material; a breathing inlet disposed in the flexible hood material and providing for breathing air to enter into an interior of the protective hood; an exhalation valve disposed interior to the protective hood; and a sealing arrangement disposed at the neck portion of the flexible hood material; wherein at least a portion of expelled gas from the exhalation valve is released into an interior of the protective hood and rinses the interior of the protective hood.
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