Patent ID: 7335045
Filing Date: 2008-02-26
Classification: G06F

Abstract:
1. A circuit card locking device at a rear cover of a computer, comprising a computer casing, a rear side of which is connected with a rear cover, with a wall of the rear cover being provided with a rectangular hole having an outward projection piece at an edge thereof, wherein a wall at another edge of the rectangular hole is provided with at least one long hole, a rear wall of the long hole is provided with a plurality of screw holes at different distances, a base plate of the seat is provided with a plurality of through-holes, screw holes, and lower screw holes, with the through-holes being riveted with a fixing pin respectively, and a bolt being screwed into both one of the screw holes on the base plate and the screw hole on the rear cover, such that the seat is fixed on the rear cover; and a locking device; the locking device including a seat, which is fixed on a board at a side of the rectangular hole, upper and lower parts of a body of which are protruded respectively with an upper ear and a lower ear having an upper and lower through-holes; and a locking body, upper and lower parts of a rear end of which are protruded respectively with an upper projection end and a lower projection end which are loosely connected into the upper and lower through-holes respectively, with an elastic locking piece being extended outward from a bottom wall of the locking body vertically to press on a straight metallic piece of a circuit card, and with the locking body being able to be rotated on the seat using the upper and lower projection ends as axes.