| 摘要 |
A loop heat pipe includes a vessel having a flow path formed in a looped shape and a working fluid sealed in the vessel, and the vessel includes a first wick provided at least in a opposing area in an evaporation part and a second wick adjacent to the first wick 61 from the side of a liquid return pipe. The vessel has a first wall facing a heat generating component and a second wall opposed to the first wall. The first wick has a first portion provided in the first wall and a second portion provided in the second wall with space from the first portion. The second wick is provided to cover the entire cross-section of the flow path between the first wall and the second wall.
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