US Patent 7377791 Electrical connector assembly

An electrical connector assembly comprises an insulative housing (11), a plurality terminals received in the housing (11), a locating frame (12) mounted on an upper surface of the housing (11), a plurality of locating pins (15) for connecting the locating frame (12) and the housing (11) to the printed circuit board (14). The housing (11) defines a plurality of receiving holes (111), which defines a plurality of spaced deformable retaining portions (112) separately on the inner wall thereof, and each deformable retaining portion (112) defines two slant surfaces (113) on two sides thereof.