VENTED SPARK PLUG TUBE WITH FLAME ARRESTOR
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United States of America Patent
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Issued Date -
Mar 17, 2016
app pub date -
Sep 16, 2014
filing date -
Sep 16, 2014
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A venting apparatus for combustion gas is provided, comprising a port formed in a valve cover having an inlet in flow communication with an enclosed volume within a spark plug tube that receives combustion gas build up, a check valve having an inlet in flow communication with an outlet of the port, and a flame arrestor having an inlet in flow communication with an outlet of the check valve, and a plurality of outlets. Combustion gas in the volume is vented through the check valve and the flame arrestor but a flame from ignition of the combustion gas in the volume is prevented from propagating through the flame arrestor to an outside environment.
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