Patent ID: 7892699

Claim:
A flow field plate for fuel cells, comprising: a cooling field on a first side of said flow field plate, wherein said cooling field having one or more cooling channels; a reacting field on a second side of said flow field plate, wherein said reacting field having one or more reacting channels; one or more gas entrances on said first side for providing a gas to the cooling field; one or more gas exits; a distributing rib disposed on said first side forming said cooling channels, wherein said distributing rib having one or more distributing rib segments and wherein the distributing rib segments are disposed in the cooling channels and are perpendicular to the distributing rib that forms said cooling channels; and one or more connecting pores passing through said flow field plate, wherein a part of the gas is diverted from the cooling field to the reacting field via the distributing rib segments and the connecting pores.