Patent ID: 8770774
Filing Date: 2014-07-08
Classification: F21K,F21V,F21Y,F24F

Abstract:
1. An illumination apparatus for a ventilation fan with lights, the illumination apparatus comprising: a lamp housing; a lamp plate; a plurality of light emitting diodes (LEDs) arranged on the lamp plate; a lampshade which covers the lamp housing and cooperates with the lamp housing to define a lamp chamber between the lampshade and the lamp housing, wherein the lamp plate and the LEDs are disposed in the lamp chamber; and a plurality of scattering microstructures disposed on an inner surface of the lampshade facing the lamp chamber; wherein the lamp housing comprises: a base for supporting the lamp plate; and at least one sidewall tilted at an angle relative to the base, wherein the angle is the same as an emission angle of the LEDs.