Patent ID: 8657927

Claim:
A filtration device for filtering air used with a fuel vapor recovery system, said filtration device comprising: a housing comprising an upper end having at least one air inlet and a lower end having at least one air outlet; a support wall positioned within said housing and having a top portion adjacent to said upper end of said housing and a bottom portion adjacent to said lower end of said housing; a first passageway in fluid communication with said air inlet and configured to increase the velocity of said air through said first passageway compared to said air inlet, said first passageway defined between said top portion of said support wall and a cooperating portion of an interior wall of said upper end of said housing; a collection cavity in fluid communication said first passageway and configured to reduce the velocity and abruptly change the direction of said air through said collection cavity compared to said first passageway, wherein a portion of said collection cavity is defined by a portion of said support wall; a filter cavity in fluid communication with said collection cavity, said filter cavity being defined by said support wall and comprising a filtering media, wherein said filter cavity is configured to receive air from an outlet of said collection cavity by way of one or more inlets defined in said top portion of said support wall; and a clean air cavity in fluid communication with said filter cavity and said air outlet of said housing.