System and apparatus for detecting breach of exposure protection equipment
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United States of America Patent
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Apr 19, 2011
Grant Date -
Nov 11, 2004
app pub date -
Feb 18, 2004
filing date -
Feb 18, 2003
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method, system, and apparatus are provided for use with exposure protection systems or equipment such as respiratory protection devices. One system is provided for detecting a breach of an exposure protection device by an amount of a target substance. The system includes an exposure protection device that isolates a protected environment from an external environment potentially including a target substance. The device includes a protective covering that includes a substantially transparent window. The system also includes a detector or detector element for indicating the presence of the target substance. Such a detector is capable of producing a visually observable indication upon detection of the level of target substance.
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