Patent ID: 7377306
Filing Date: 2008-05-27
Classification: F28F,G06F,H01L

Abstract:
1. A cooling device comprising: a case having a suction port and an exhaust port; an impeller member that is encased in the case to exhaust refrigerant sucked into the case via the suction port in a first direction to outside of the case via the exhaust port; and a plurality of first fin groups that are arranged in the vicinity of the exhaust port and are attached to the case such that their respective surfaces are oriented in the first direction and obliquely to the direction of arrangement, fins of said first fin group each including an abutment projection that is disposed at an engage hold portion to lock said respective fins to each other while engaging an engage projection with said engage hole portion, wherein: each of said fins of said first group includes a plurality of engage projections having a first width, and a plurality of said engage hole portions having a second width wider than the first width, and is able to engage with said engage projections of an adjacent fin.