Patent ID: 7896662

Claim:
A pin connector comprising: an insulating housing comprising pin retaining holes; and connector pins retained in the retaining holes, each connector pin comprising a header portion with a soldering face and a shank portion extending from the header portion; wherein the header portion defines inverted pyramid notches around the soldering face; the notches located at an outer periphery side face of the header portion; the shank portion defines a lower end retained in the pin retaining hole and the header portion has an upper face abutting against a lower face of the insulating housing; the lower end of the shank portion defines a stopping portion thereon; the stopping portion defines a pair of opposite longitudinal sidewalls projecting out an outer periphery side face of the shank portion; and another pair of sidewalls, extending transverse from the longitudinal sidewalls, are located between the longitudinal sidewalls of the stopping portion, which is hidden within the outer periphery side face of the shank portion.