Radiation fin having an airflow guiding front edge

摘要

A radiation fin formed by aluminum extrusion or a thin blade arranged in a plurality of number on a radiator to disperse operation heat of electronic equipment includes undulate or bent indented openings formed regularly or irregularly on one or both surfaces of the front edge or top edge of the radiation fin that are abutting the radiation air fan exit to channel airflow generated by the air fan to the bottom of the radiation fin to improve radiator performance.