Patent ID: 8336971

Claim:
An enclosure of an electronic device comprising: a chassis, an opening defined in the chassis, the chassis comprising a top plate and a flange substantially perpendicular to the top plate, a groove defined in the flange, the groove extending along a first direction substantially parallel to a plane defined by the top plate; and a cover plate covering the opening of the chassis, the cover plate extending along a second direction that is substantially perpendicular to the top plate, and the cover plate partially covering an inlet of the groove; wherein a cross section of the groove is substantially U-shaped, the flange comprises a shielding rim at a distal end thereof, and an extending flange is substantially perpendicular to the top plate; and the groove is defined between the extending flange and the shielding rim, and the shielding rim abuts against an inner surface of the cover plate for shielding against electro-magnetic interference.