Patent ID: 6434002
Filing Date: 2002-08-13
Classification: H01L

Abstract:
An improved structure computer heat dissipater comprised of:A heat sink base that is a square receptacle in physical construct having a recess formed in the center and a plurality of draft guide ducts cut inward through its four lateral walls, with the cut surfaces thereof bent towards the right to form flow direction separators and, furthermore, the said flow direction separators are oriented at different included angles ranging from approximately 90 degrees to 45 degrees relative to the rotational direction of a fan; thermal dissipation protuberances disposed on a bottom plate, with each situated at a front extent of said draft guide duct and, furthermore, positioned within the air path created by the said flow direction separators; said fan of an axial flow type that is pivotably installed in said cover and contained over the said recess; and a cover having an air intake opening formed in a top surface and a latch post extending downward from each of its two diagonally opposed corners, with each said latch post having at a bottom end an outwardly projecting hook that engages a upper extent of said heat sink base.