Patent ID: 8062397
Filing Date: 2011-11-22
Classification: B01D,F02M

Abstract:
1. An air filter assembly for an evaporative emissions control canister used with an internal combustion engine fuel system, comprising: a housing having: an air inlet formed in an upper portion of the housing; and an air outlet; a baffle disposed within the housing, such baffle extending vertically downward from the air inlet in the upper portion of the housing towards a bottom portion of the housing, such baffle forming a plurality of vertically extending channels interconnected through a horizontally interconnecting channel formed between a bottom edge of the baffle and the bottom portion of the housing, a first one of the vertically extending channel receiving air entering the housing from the air inlet, such air passing downwardly in the first one of the channels, then passing laterally outwards through the horizontally interconnecting channel towards a sidewalls of the housing, then passing upwardly through a second one of the vertically extending channels, and then finally exiting the housing through the air outlet; and a filter structure disposed in the second one of the vertically extending channels, such filter structure comprising: