Invention Grant
US08770774B2 Ventilation fan with lights 有权
通风扇带灯

Ventilation fan with lights
Abstract:
A ventilation fan with lights includes an exhaust fan, a lid, and an illumination apparatus. The lid covers an entrance of the exhaust fan. The lid has plural exhaust gratings and an opening. The exhaust gratings are arranged at least adjacent to opposite sides of the opening. The illumination apparatus is embedded in the opening of the lid. The illumination apparatus includes a lamp housing, a lamp plate, plural light emitting diodes (LEDs), a lampshade, and plural scattering microstructures. LEDs are arranged on the lamp plate. The lampshade covers the lamp housing. The lampshade and the lamp housing cooperate to define a lamp chamber therebetween. The lamp plate and the LEDs are disposed in the lamp chamber. The scattering microstructures are disposed on an inner surface of the lampshade facing the lamp chamber.
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