| 摘要 |
A cooler device includes a metal base member and a plurality of metal radiation fins. The metal base member has parallel locating grooves; the metal radiation fins are fastened to one another in a stack by respective hooked portions thereof, the metal radiation fins each having backwardly curved and crimped bottom mounting portions respectively fitted into the locating grooves of the metal base and fixedly secured thereto by means of compacting the locating grooves of the metal base member without electroplating or using solder paste or bonding means.
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