Patent ID: 8568941
Filing Date: 2013-10-29
Classification: H01M,Y02E

Abstract:
1. A fuel cell separator comprising: a plate; a first gas manifold hole for supplying a reactant gas, formed to penetrate said plate in a thickness direction thereof; a second gas manifold hole for discharging the reactant gas, formed to penetrate said plate in a thickness direction thereof; one or more groove-like first main gas channels formed on a surface of said plate to have one end connected to said first gas manifold hole and the other end connected to said second gas manifold hole, wherein the first main gas channel is formed to have a serpentine shape; a groove-like first sub-gas channel formed on the surface of said plate to have one end connected to at least one of said first gas manifold hole and said second gas manifold hole; and a groove-like second sub-gas channel formed on the surface of said plate to have one end branching from said first sub-gas channel and the other end being closed, wherein the one or more groove-like first main gas channels are separated from the groove-like first and second sub-gas channels by a rib.