Patent ID: 7742306
Filing Date: 2010-06-22
Classification: F21V,F21W,F21Y,F28D,F28F

Abstract:
1. An LED lamp comprising: a heat sink comprising: an LED module secured on the base; a pair of fin sets disposed at two opposite sides of the base to sandwich the heat sink therebetween, wherein each fin set has a lower portion below a bottom of the heat sink; and a plurality of heat pipes connecting the heat sink to the pair of fin sets; wherein the plurality of fins extends upwardly from a top face of the base, and the LED module is secured on a bottom face of the base; wherein a plurality of parallel channels are defined across the plurality of fins to separate the plurality of fins to a plurality of fin groups, the plurality of heat pipes being retained in the plurality of channels, respectively; and wherein some of the fins are truncated to define a plurality of recesses, the recesses being located over the top face of the base and near a periphery of the base.