ROTARY SELECTION VALVE
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United States of America Patent
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Issued Date -
Apr 2, 2015
app pub date -
Apr 26, 2013
filing date -
Apr 27, 2012
priority date (Note) -
Abandoned
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Abstract
A rotary selection valve (1) is disclosed having a stator (20) and a rotor (40) having complementary abutting fluid tight surfaces (30,50) for relative rotation between the stator (20) and the rotor (40) about a rotational axis. The stator or rotor has at least one connection port in fluid communication with an associated orifice at said stator or rotor abutment surfaces (30,50). The stator and/or rotor further comprise a separate fluid recess extending radially beyond said associated orifice or orifices and open to the complementary abutment surfaces for improving the automatic cleaning of the valve.
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