HEAT SINK AND LIGHTING DEVICE COMPRISING A HEAT SINK

摘要

A heat sink (1) that especially is adapted for operation with a forced air flow generator (20) comprises a light source region for mounting a light source (16); a heat spreading and dissipation structure (4) covering at least part of an exterior of the heat sink (1) including a bottom region and a lateral region; wherein the heat spreading and dissipation structure (4) comprises at least one air flow channel leading from the bottom region to the lateral region, the air flow channel comprising a lateral exit (27).