Cooling apparatus and assembling method thereof

摘要

A cooling apparatus having a cooling body with a plurality of fins arrayed in parallel on and fixed to a metal flat plate, wherein each of the fins is formed by bending at least one of upper and lower edge sections thereof at an angle or with notches and projections provided at multiple places in the edge sections on a line crossing the bending direction at right angles. The notch of one fin engages with the projection of the next fin when the fins are arranged in parallel on the metal flat plate.