Dry air purge system for vapor canister

Details Dry air purge system for vapor canister Dry air purge system for vapor canister

1990-05-29

1991-06-18

Woo, Jay H.

Gas separation

With separating media bypass or system gas pressure relief

Valved bypass means

55387, 55421, 123519, B01D 4500

Patent

active

050246879

ABSTRACT:
In a vehicle with an internal combustion engine and a fuel tank and having a fuel vapor recovery system to collect fuel vapors from the fuel tank as the tank is filled with liquid fuel which includes a canister to collect vapors, an air inletting apparatus is provided to supply a flow of dry purge air to the canister during a purge of vapors therefrom. The apparatus includes a water separator device with an automatic water drain to first separate water from air, second collect the water and third drain the water from the separator.

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patent: 4770677 (1988-09-01), Harris
patent: 4944779 (1990-07-01), Szlaga et al.
patent: 4966299 (1990-10-01), Teets et al.

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