CLOSED BREATHER SYSTEM
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United States of America Patent
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Issued Date -
Dec 18, 2014
app pub date -
Jan 17, 2013
filing date -
Jan 20, 2012
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
In a closed breather system which returns blow-by gas 1 extracted, through a gas extraction tube 5, from an engine 3 to an intake tube 7 through a ventilator 2 for separation and recovery of oil mist, a three-way valve 13 is incorporated in the gas extraction tube 5 to temporarily switch a passage of the three-way valve 13 only while the engine 3 remains cold so as to release the blow-by gas 1 to the atmosphere.
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