Patent ID: 8622577

Claim:
A lighting device having a central axis and a front side and comprising a plurality of circumferentially disposed light sources defining an area therebetween and configured to emit light through a light-emitting surface, at least one air inlet aperture, at least one air outlet aperture, a cooling unit for moving air from the air inlet aperture through the cooling unit to the air outlet aperture, the air inlet aperture, the air outlet aperture and at least part of the light emitting surface being located on said front side of the lighting device, said plurality of circumferentially disposed light sources being arranged in a circle shaped form around an airflow aperture of said cooling unit, said airflow aperture in fluid communication with the air inlet aperture and the air outlet aperture, the plurality of circumferentially disposed light sources positioned between the air inlet aperture and the air outlet aperture, wherein either the air inlet aperture or the air outlet aperture is disposed within the area defined by the light sources, and wherein the direction of airflow through the cooling unit is parallel to the central axis.