Fuel cell electrode

Details Fuel cell electrode Fuel cell electrode

1983-03-07

1985-03-05

LeFevour, Charles F.

Chemistry: electrical current producing apparatus, product, and

Having earth feature

429 27, H01M 406

Patent

active

045031320

ABSTRACT:
A flat, laminated fuel cell gas electrode arranged between and separating gas and liquid mediums in a fuel cell. The electrode includes a flat, perforated sheet metal support and electric conductor part with a rear surface disposed toward the gas medium, a flat, hydrophobic gas permeable membrane with a rear surface in contact with a front surface of said part, a flat liquid and gas permeable metallic current collector with a rear surface spaced from a front surface of said membrane and with a front surface disposed toward the liquid medium, a catalytic barrier structure of bonded together particulate catalytic material and metal conductor filaments by and in electric conducting contact with the collector and having a rear surface in contact with the front surface of the membrane and a plurality of spaced apart electric conducting fasteners engaged with and between said part and collector securing the parts of the electrode in assembled relationship and electrically connecting the current collector with said part.

REFERENCES:
patent: 3484298 (1969-12-01), Nichols
patent: 3748179 (1973-07-01), Bushnell
patent: 3871922 (1975-03-01), B/o/ hm
patent: 3977901 (1976-08-01), Buzzelli
patent: 4352864 (1982-10-01), Struthers

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