Patent ID: 9052147
Filing Date: 2015-06-09
Classification: F28D,H01L

Abstract:
1. A loop heat pipe structure, comprising: an evaporator having a first chamber, a first wick layer, a bottom and a plurality of grooves; the first chamber being a hollow chamber; the first wick layer being provided only in the first chamber to thereby define a first main chamber and a first secondary chamber in the first chamber; the first wick layer having a working fluid filled therein; and the grooves being selectively provided on the bottom; and wherein the first wick layer provided in the first main chamber directly contacts a top wall of said first main chamber; and a first pipe having a first inlet portion and a first outlet; wherein the first inlet portion is an enlarged pipe section having a wider and flatter configuration than the first outlet, thereby internally defining a second chamber and is extended through a wall of the evaporator to insert into and communicate with the first wick layer; wherein the first outlet is not enlarged and is connected to another wall of the evaporator to communicate with the first secondary chamber; and wherein the second chamber is internally provided with a second wick layer which communicates with the first wick layer.