Air induction system with hydrocarbon trap assembly
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United States of America Patent
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Jun 16, 2009
Grant Date -
Jul 13, 2006
app pub date -
Jan 10, 2005
filing date -
Jan 10, 2005
priority date (Note) -
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Abstract
A hydrocarbon trap that includes a sheet paper element and a plurality of fingers. The paper element is at least partially formed of a material capable of adsorbing and desorbing gaseous hydrocarbons. The paper element is arranged into a plurality of adjacent sheet members. The fingers are disposed between and support adjacent pairs of the sheet members so that each adjacent pair of the sheet members forms a flow channel. A method for filtering gaseous hydrocarbons from an air flow is also provided.
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