Patent ID: 8277230

Claim:
An electrical connector, comprising: an insulating body, having a plurality of receiving holes, wherein the insulating body has a top surface and a bottom surface opposite to each other; a plurality of conductive members, respectively received in one of the receiving holes correspondingly and each having a base fixed to the receiving hole, an elastic arm bent and extending from an upper end of the base, and two soldering arms extending from a lower end of the base, wherein a gap is formed between the two soldering arms, each of the soldering arms has an extending arm and a retaining end extending from the extending arm, the retaining ends are exposed outside the receiving hole, at least one of the retaining ends is provided with a recessed portion facing the gap, and the recessed portion is in communication with the gap, wherein the bottom surface of the insulating body is provided with a plurality of protruding blocks, every two protruding blocks are located on two opposite sides on a periphery of the receiving hole, and the protruding blocks are parallel to the adjacent two retaining ends; and a plurality of solder balls, respectively entering the gap between the corresponding two retaining ends, partially entering the recessed portion, and propping the two retaining ends, wherein a position of each solder ball is restricted in a transverse direction by the corresponding two retaining ends and restricted in a longitudinal direction by the corresponding two protruding blocks.