Patent ID: 8479805

Claim:
A heat-dissipating assembly, comprising: a body having a heat-absorbing portion and a heat-dissipating portion, the heat-dissipating portion having a plurality of heat-dissipating fins, the interior of the heat-absorbing portion having a chamber, the chamber having a plurality of first guiding portions, a first communicating hole set and a second communicating hole set spaced from said first communicating hole set, the first communicating hole set and the second communicating hole set being positioned toward opposite ends of said chamber, the first guiding portions being disposed between said first communicating hole set and said second communicating hole set and constituted of a plurality of first guiding bodies arranged at intervals, at least one first flowing path being formed between adjacent two first guiding bodies, at least one end of the first flowing path being a free end connected to a free region, the first guiding portions and the first flowing paths collectively define an evaporating region, the interior of the first heat-dissipating fins having a second flowing path, the second flowing path and the heat-dissipating fins collectively define a condensing region, the first communicating hole set and the second communicating hole set being in communication with the evaporating region and the condensing region such that working fluid is circulated through the assembly; and a bottom plate correspondingly closed onto the chamber.