Heat sink fastener
OwnerKuang-Hua Chunginventor
Life of this patent
Estimating the term…
Abstract
A heat sink retainer fastened to a heat sink and a mother board to hold the heat sink on a CPU above the mother board, the heat sink having two vertical retaining walls clamped on a curved fin of the heat sink at two horizontally spaced opposite sides, a top wall and a bottom wall clamped on the curved fin of the heat sink at two vertically spaced opposite sides, a vertical back wall stopped at one end of the curved fin of the heat sink, and an arrowhead locating bolt downwardly extended from the bottom wall and fastened to one locating hole on the mother board to secure the heat sink retainer to the mother board.
Claims2
A fastener for retaining against an integrated circuit chip mounted to a motherboard a heat sink device formed with a fin structure, said fastener comprising:
- (a) a first section for securely engaging said fin structure, said first section having formed thereon opposed vertical outer retaining wall and vertical inner retaining wall portions and a horizontal top wall portion extending therebetween to define a mounting groove for receiving a portion of said heat sink device fin structure, said retaining and top wall portions being adapted to cooperatively capture said heat sink device fin structure received in said mounting groove;
- (b) a second section adapted to lockingly engage a locating hole of said motherboard, said second section having a longitudinally extending arrowhead locating bolt portion, said arrowhead locating bolt portion including a plurality of wing projections laterally projecting therefrom for engaging a top surface of said motherboard, a plurality of shoulder projections for engaging a bottom surface of said motherboard, and a neck portion extending longitudinally therebetween;
- and,
- (c) a third section extending between said first and second sections, said third section including a substantially arcuate bottom clamping wall portion adapted to engage a portion of said heat sink device fin structure external to said mounting groove.
Dependencies are inferred from the claim text.