Patent ID: 8579477

Claim:
An electronic device comprising: a body comprising a cavity therein; a light source disposed in the cavity; a light shutter disposed over the light source, wherein the light shutter comprises a light transmissive pattern therein; a light transmissive net structure disposed over the cavity and covering the light shutter, wherein light emitted from the light source passes through the light transmissive pattern to the light transmissive net structure, thereby displaying an image corresponding to the light transmissive pattern onto the light transmissive net structure; a printed circuit board disposed under the light source and electrically connected with the light source; a shading structure disposed between the printed circuit board and the light shutter or between the printed circuit board and a top surface of the body, wherein the light source is disposed within the shading structure; a dustproof net disposed between the light transmissive net structure and the top surface of the body, wherein the dustproof net comprises a plurality of holes therein to allow the light to pass through the dustproof net; and an adhesive for fastening the dustproof net on the top surface of the body, wherein the adhesive comprises a hollow area, and the light shutter is position in the hollow area.