Protection system against the penetration of contaminated air and blast waves into a protective space
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United States of America Patent
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Dec 11, 2001
Grant Date -
N/A
app pub date -
Oct 12, 1999
filing date -
Oct 12, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The invention provides a compact, portable system for protection against the penetration of contaminated air into a protected space. The system includes a gas filter and an air-intake unit. There is also a blower for sucking air through the filter into the protected space. An air exhaust unit is provided with an over-pressure valve. For actuating the blower, a member is provided. With the system as described, at least the filter, the blower and the means for actuating the blower can be removed, stored and reassembled by the user.
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