Patent ID: 6466443
Filing Date: 2002-10-15
Classification: H01L,Y10T

Abstract:
A fastener for securing a heat sink to a CPU, the fastener comprising:a pressing frame comprising a pair of longitudinal pressing portions adapted for pressing the heat sink onto the CPU, four legs depending from respective ends of the pressing portions, at least one pivot flange outwardly formed at a bottom portion of each leg, a first pivot axis being defined at each of opposite lateral sides of the pressing frame; a pair of activating members pivotally attached to opposite lateral sides of the pressing frame, each activating member forming at least one pair of dowels engaging with the pressing frame at a corresponding first pivot axis of the pressing frame, and further forming at least one pair of pegs which together define a second pivot axis; and a pair of locking members adapted for securely engaging with a fixture beside the CPU, each locking member comprising at least one pair of pivot arms extending upwardly therefrom, each pivot arm defining a through hole therein for receiving a corresponding peg of the corresponding activating member, the locking members thereby being pivotally attached to the activating members.