Patent ID: 7142430
Filing Date: 2006-11-28
Classification: H01L

Abstract:
1. A heat dissipating device assembly for an electronic component mounted on a circuit board, comprising: a heat sink adapted for contacting the electronic component; and a locking device comprising: a retention module adapted for being located about the electronic component and comprising a flange formed at an inner periphery thereof; a back plate unit adapted for being attached below the circuit board, the back plate unit comprising a back plate secured with the retention module and a bent elastic gasket adapted for bearing against the circuit board to resist bend of the circuit board; and a clip pivotably attached to the retention module, the clip comprising a pressing portion, wherein the heat sink rests on the flange of the retention module and the clip is pivotable between a release position in which the heat sink is removable from the retention module and a locked position in which the pressing portion presses the heat sink.