Patent ID: 7927121

Claim:
A fastening device for used with a socket electrically connecting an electronic package, comprising: a stiffener; a load lever comprising a connecting portion extending along a longitudinal direction and defining a longitudinal axis thereof, an actuating portion extending from a longitudinal end of the connecting portion and pivotally attached to the stiffener and an operating portion extending from the other longitudinal end of the connecting portion, and including a first portion connecting with the connecting portion and extending laterally away from the longitudinal axis of the connecting portion in a top view when the load level is set in a horizontal position, and a second portion extending away from both the longitudinal end and the other longitudinal end of the connecting portion along a direction substantial parallel to the longitudinal axis of the connecting portion, the whole operation portion and the actuating portion located on two opposite sides of the longitudinal axis in the top view; and a locking member engaging with the operating portion of the load lever to lock the lever in a closed state.