Patent ID: 7857486

Claim:
An LED lamp assembly, comprising: a first heat sink having a heat conducting body defining a through hole therein and a plurality of first fins around the heat conducting body; a plurality of second heat sinks being secured to a periphery of the first heat sink; a plurality of heat pipes each comprising an evaporating section attached to a corresponding second heat sink and a condensing section extending into the through hole of the heat conducting body of the first heat sink and attached to the heat conducting body; and a plurality of LED modules respectively attached to the second heat sinks; wherein each of the second heat sinks comprises a plurality of second fins facing the first fins of the first heat sink; wherein the second heat sinks are spaced from each other; wherein the evaporating sections of the heat pipes are received in grooves defined in the second heat sinks; and wherein the condensing sections of the heat pipes are fixed to the heat conducting body of the first heat sink along a circumferential direction of the first heat sink.