Air filter assembly for automotive fuel vapor recovery system

Gas separation – Plural serial basically diverse separating media – Plural stages in unitary casing

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553853, 55442, 55443, 55444, 55445, B01D 4630

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active

059123680

ABSTRACT:
In a vehicle with an internal combustion engine and a fuel vapor recovery system including a carbon canister connected to the fuel tank for collecting fuel vapors from the fuel tank as the tank is being refilled, an air filtering apparatus is provided to supply a flow of clean and dry purge air to the canister for the purging of vapors therefrom. The air filtering apparatus includes gradually spaced baffle means and filter element means and is remotely connected in the evaporative emission control system by hoses connected to the air inlet and air outlet of the canister.

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