Patent ID: 8651805

Claim:
A cooling system for a hot gas path component, the cooling system comprising: a component layer, the component layer including a first inner surface and a second outer surface, the second outer surface defining a plurality of channels, the component layer further defining a plurality of first passages extending generally between the first inner surface and the second outer surface, wherein each of the plurality of channels is directly and fluidly connected to at least one of the plurality of first passages, the component layer further defining a plurality of second passages, each of the plurality of second passages fluidly connected to one of the plurality of channels; and a cover layer, the cover layer situated adjacent the second outer surface of the component layer, wherein the plurality of first passages are configured to flow a cooling medium to the plurality of channels and provide impingement cooling to the cover layer, and wherein the plurality of channels are configured to flow cooling medium therethrough, cooling the cover layer, and wherein at least one of the plurality of second passages is configured to flow cooling medium from one of the plurality of channels and exhaust cooling medium adjacent the first the inner surface of the component layer.