Control valve for a fluid treatment system
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United States of America Patent
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Nov 6, 2012
Grant Date -
Apr 2, 2009
app pub date -
Sep 30, 2008
filing date -
Oct 2, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
A control valve assembly for a fluid treatment system including a valve housing defining a plurality of compartments and a piston assembly associated with each of the compartments. Each of the piston assemblies is configured to be independently movable in each of the compartments. The control valve assembly also includes a gearbox that is associated with the housing and includes a plurality of cams driven by a motor, where each of the cams is configured to drive a corresponding one of the piston assemblies.
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