Patent ID: 7976325

Claim:
A socket adapted for electrically connecting a semiconductor package to a printed circuit board, comprising: a main body defining a plurality of contact passageways; and a plurality of contacts received in the contact passageways of the main body, each contact having a base portion, a first contacting portion with a first contact end and a second contacting portion with a first contact end, the first and second contacting portions upwardly extending from the base portion, the second contacting portion having an engaging portion space form the second contact end, a curved spring arm extending downwardly from a bottom edge of the base portion and then substantially in a horizontal direction, the first contacting portion and the second contacting portion each formed with a contacting end facing to each other, the curved spring arm formed with a downwardly extending tail on an end thereof and located in a free state so as to deflect upwardly when the tail is pressed upwardly by a backplane; wherein a plurality of bolts mount the backplane below the main body.