Patent ID: 8291967
Filing Date: 2012-10-23
Classification: F28F,H01L

Abstract:
1. A cooler, comprising: a case including a partition wall that divides an inner space of the case into a first space and a second space; and a heat sink including the first fins in said first fin group and the second fins in said second fin group are arrange in the first space, and the second space includes a sub header portion formed between the partition wall and an outer wall of the case; the partition wall includes a plurality of openings that supply the coolant from the sub header portion to the merge space; a coolant supply pipe for supplying said coolant, and a main header portion communicating with said coolant supply pipe for supplying said coolant to a plurality of said flow paths is formed inside said case, and the sub header portion communicating with said main header portion for supplying the coolant to said merge space is formed inside said case; the main header portion supplies the coolant directly to both said first space and said second space.