Patent ID: 7477516

Claim:
A cooling assembly for cooling an electronic component with direct air comprising; a housing, at least one electronic component disposed in said housing, a nozzle supported in said housing for directing cooling air over said electronic component, an open air cycle cooling unit disposed in said housing for supplying the cooling air to said nozzle, said cooling unit including a casing and a compressor rotatably supported by said casing for moving air, wherein said casing includes opposite casing ends and a casing axis extending therebetween, a shaft extending along said casing axis between said shaft and said compressor being supported on said shaft, said air bearings being between said shaft and said casing, air bearings supporting said compressor in said casing on a thin film of air for maintaining a contaminate free housing, an electric motor disposed in said casing for rotating said shaft, and an expander supported on said shaft for reducing pressure of air that flows through said expander.