Patent ID: 8648478

Claim:
A heat sink comprising: a first adhesive layer; and a heat dissipation layer juxtaposed with and bonded to the first adhesive layer, and wherein the heat sink has ventilation ports each extending through the first adhesive layer and the heat dissipation layer, the top of the heat dissipation layer consists of a bridge portion in the form of a plate having a top upwardly facing surface and a bottom downwardly facing surface, the bottom of the heat dissipation layer consists of a plurality of array portions in the form of a grid which projects downwardly from the bottom surface of the bridge portion, such that the bridge portion is integral with and connects the array portions, the array portions have side surfaces, and the bottom surface of the bridge portion and the side surfaces of the array portions delimit a space in the bottom of the heat dissipation layer, and the first adhesive layer extends within the bottom of the heat dissipation layer as in contact with the bottom surface of the plate and the side surfaces of the array portions so as to occupy the space delimited by said bottom and side surfaces.