Patent ID: 7500760
Filing Date: 2009-03-10
Classification: F21V,F24H

Abstract:
1. A light fixture comprising, an internal housing having an upper wall, a bottom wall having an opening therethrough, and sidewalls which in combination with said upper wall and said bottom wall define an air channel, an external housing coupled to said internal housing and including an airflow ring having sidewalls positioned about said air channel, said airflow ring including at least one air intake hole extending through said sidewalls and at least one air exhaust hole extending through said sidewalls; a light diffuser; a light source coupled to said internal housing; a heat source coupled to said internal housing to heat air passing through said internal housing air channel, said heat source includes a fan for creating an airstream through said air channel, whereby the actuation of the fan draws air into the light fixture through the air intake holes, through the central opening in the bottom wall and into the air channel, and exits the light fixture through the exhaust hole within the airflow ring, and whereby the heat source heats the airstream created by the fan.