Multi-functional filter for removing contaminants from an enclosure
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United States of America Patent
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May 28, 2002
Grant Date -
N/A
app pub date -
Aug 23, 2000
filing date -
Aug 23, 1999
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a device for filtering contaminants, such as particulates and vapor phase contaminants, from a confined environment such as electronic or optical devices susceptible to contamination (e.g. computer disk drives) by incorporating multiple filtration functions into a unitary filter. Filtration functions include a combination of inlet, or breather, filter and recirculation filter. Moreover, adsorbent functions can be added to the filter depending on desired functionality within the enclosure.
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