Patent ID: 8622119

Claim:
A heat dissipation device comprising: a heat sink, which comprises a core and a plurality of supports extending generally radially and outwardly from an outer surface of the core, each support having a height; and a fixing frame receiving the heat sink, the fixing frame comprising: a side plate encircling the heat sink; a plurality of vertical walls extending downwardly from a bottom of the side plate; and a set of first slots and a set of second slots defined in an inner side of the side plate, each of the first and second slots extending upwardly from a bottom surface of the side plate and terminating at a step of the inner side, each first slot having a first length, each second slot having a second length different from the first length; wherein the first and second slots are arranged in a plurality of pairs, with each pair having one first slot and one second slot, the pairs of first and second slots are staggered with respect to the vertical walls; the height of each support of the heat sink corresponds to one of the first length of each first slot and the second length of each second slot; and the supports of the heat sink are slidingly received in one of the set of first slots and the set of second slots according to whether the height of each support corresponds to the first length of each first slot or the second length of each second slot, with same ends of the supports abutting corresponding steps of the fixing frame.