Piston valve with built in filtration
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United States of America Patent
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May 14, 2013
Grant Date -
Jan 26, 2012
app pub date -
Jul 23, 2010
filing date -
Jul 23, 2010
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A control valve includes particle and moisture accumulation inhibiting features. The control valve includes a piston that provides for pressure communication to a back cavity through a tortuous path that settles out particle matter carried within the airflow. Moreover, the piston includes drainage openings that direct moisture out of piston and away from the sealing surfaces.
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Family
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Cited Art Landscape
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