Patent ID: 9570762
Date: 2017-02-14
CPC Classifications: H01M,Y02E,Y10T

Claim:
1. A fuel cell component, comprising: a porous plate having a plurality of ribs, each rib having opposing side surfaces and an end surface extending between the opposing side surfaces, the side surfaces of adjacent ribs defining channels interposed between adjacent ribs; and a vapor permeable layer provided on at least one of the opposing side surfaces and the end surface of at least one of the plurality of ribs, the side surfaces located within the channels, the vapor permeable layer being configured to permit vapor to pass through the vapor permeable layer while resisting liquid from passing through the vapor permeable layer, wherein the vapor permeable layer includes a first surface and an opposing second surface, a respective portion of the first surface interfacing with the end surface of each rib and at least portion of the opposing second surface interfacing with a gas diffusion layer of an electrode assembly.