Patent ID: 7654310

Claim:
A loop heat pipe, comprising: an evaporator having an evaporator body made of a heat conductive material, the evaporator body comprising at least two retaining holes and at least a channel hole penetrating the retaining holes; and a closed loop comprising a first pipe body and at least a second pipe body, one end of the first and the second pipe bodies being a heat reception end, which are securely fastened to the two retaining holes of the evaporator, the other end of the first and the second pipe bodies being a heat reception end, thereby sequentially forming a circulating loop; wherein a flattened liquid seal region is formed between the heat reception end and the connection end of the first pipe body, wherein the connection ends of the first and the second pipe body are connected via a connection piece, the connection piece comprising two connection holes formed thereon for the two connection ends to insert therein, and a channel hole that penetrates the connection holes.