Patent ID: 7916482

Claim:
A loop heat pipe containing fluid, comprising: an evaporating portion where the fluid is vaporized by heat; a condensing portion where the fluid vaporized at the evaporating portion is liquefied; a first fluid channel portion provided over the evaporating portion and the condensing portion, and through which the fluid vaporized at the evaporating portion flows to the condensing portion; a second fluid channel portion provided over the evaporating portion and the condensing portion, and through which the fluid liquefied at the condensing portion flows to the evaporating portion; a wall portion to which a storage portion is provided, the storage portion protruding from an inner wall of the second fluid channel portion towards an evaporating portion side and being opened to the evaporating portion side in the second fluid channel portion so as to be capable of storing the fluid flowed from the evaporating portion side to a condensing portion side; and a wick provided between the evaporating portion and the storage portion provided to the wall portion.