摘要 |
PURPOSE:To provide a structure of a compact and light heat sink for improving cooling performance. CONSTITUTION:In the heat sink, a heat-receiving plate 11 and at least one cooling fin 12 are overlapped, the space between the plate 11 and the fin 12 is maintained by a number of bosses 14 which are laid out geometrically on the fin 12 and the bottom surface of each boss 14 is brazed. |