HOOD ASSEMBLY FOR AN EMERGENCY BREATHING SYSTEM
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United States of America Patent
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Issued Date -
Aug 4, 2022
app pub date -
Apr 30, 2020
filing date -
May 10, 2019
priority date (Note) -
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Abstract
A breathing system hood assembly that fits over a user's head includes an air impermeable hood having an opening dimensioned to fit over the user's head and an elastically deformable neck seal arranged along at least a portion of the opening. The neck seal includes a region wherein the neck seal is arranged in overlapping relation with itself, whereby the neck seal can expand to fit over a user's head and contract to create a seal with the user's neck.
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