Patent ID: 7240722
Filing Date: 2007-07-10
Classification: F28D,F28F,H01L

Abstract:
1. A heat dissipation device comprising: a liquid cooling system comprising a cold plate, the cold plate comprising an inlet and an outlet to permit liquid to flow through the cold plate, and a groove defined in a bottom side of the cold plate, wherein the cold plate comprises a base and a cover hermetically mounted on one side of the base and wherein the groove is defined in another side of the base opposite to the cover; and a heat exchanger comprising a heat conductive member with a part thereof accommodated in the groove of the cold plate; wherein the cover comprises a protrusion extending from a central portion thereof toward a direction away from the base, wherein a cavity is defined in the protrusion to form a liquid container when the cover and the base are assembled together to form the cold plate; and wherein the inlet is disposed in a central portion of the protrusion of the cover, and the inlet extends along a direction away from the protrusion of the cover perpendicular to the base of the cold plate.