Patent 7678487 was granted and assigned to Honda on March, 2010 by the United States Patent and Trademark Office.
A discharged fuel diluter for a fuel cell includes: a dilution case which defines a dilution space; an offgas introduction pipe which penetrates the dilution case, supplying offgas discharged from the fuel cell in the case; a partitioning member having a rib provided in the dilution case; and a dilution gas pipe which penetrates the dilution case.