Patent ID: 8137114

Claim:
A board-to-board electrical connector, comprising: (a) a male plug, having a first insulating body and a plurality of male terminals arranged in rows in the first insulating body, wherein each male terminal has a protrusion protruding downwards out of a lower surface of the first insulating body, and the protrusion has a front guide section and a bottom supporting section lower than the front guide section; and (b) a female receptacle, correspondingly conducting the male plug and having a second insulating body below the first insulating body and a plurality of female terminals arranged in rows in the second insulating body, wherein a surface of each female terminal is opened with a slide hole, a first wide opening is formed in the slide hole for the protrusion to insert, so that the bottom supporting section is lower than the first wide opening, a narrow opening of the slide hole is formed by extending from one end of the first wide opening for the front guide section to be pressed into the narrow opening until the bottom supporting section moves to a position under the narrow opening, so that the protrusion is limited in the slide hole; in this manner, the male terminal and the female terminal are conducted.