Patent ID: 7553178
Filing Date: 2009-06-30
Classification: H05K,Y10S

Abstract:
1. A socket connector for electrically connecting an IC package and a printed circuit board, comprising: a housing defining a plurality of slots for contacts; a stiffener coupled with the housing and defining a plurality of mounting holes thereof; a plurality of washers located in the mounting holes of the stiffener, and each washer defining a pinhole and having a plurality of teeth upwardly extending along a circle circumference of the pinhole; and a plurality of screws for mounting the stiffener to the printed circuit board, each screw inserting into the pinhole of the washer and be held by the teeth of the washer to the washer before the screw engages with the printed circuit board; wherein the teeth have a plurality of crush ribs protruding into the pinhole from inner surfaces thereof to hold the screw in the pinhole of the washer.