Patent ID: 7052302

Claim:
A socket connector comprising: a socket base having a base extension defining a recessed area for receiving a base plate; a socket cover sideably mounted on the socket base and having a cover extension corresponding to the base extension; an eccentric cam member rotatable engaging with the cover extension, the base extension and the base plate so as to actuate the socket cover to move with respective to the socket base between an open position and a closed position; and keying means provided between the base plate and the recess area of the base extension so as to prevent the base plate from mismating with the socket base; a cover plate assembled with the cover extension of the cover and a cam plate placed above the cover plate, the base extension, the cover extension, the cam plate, the cover plate and the base plate each define a through hole for commonly receiving the eccentric cam member; wherein the cam plate forms a pair of cam stoppers on opposite sides of the through hole, and wherein the eccentric cam member has an outwardly eccentric protrusion abutting against the cam stoppers in the open and closed positions preventing from overrotating.