Patent ID: 8939778
Filing Date: 2015-01-27
Classification: H01R,H05K

Abstract:
1. An electrical socket, comprising: an insulating housing defining a top face and a bottom face, and a plurality of through holes through the top and bottom faces; a plurality of contacts retained in the insulating housing, the contacts comprising elastic portions received in the through holes, contacting portions and connecting portions, the contacting portions and connecting portions integrally connecting with opposite ends of the elastic portions respectively; an upper film permanently attached to the top face and a lower film permanently attached to the bottom face to limit the contacts in the through holes; wherein the contacting portions run through the upper film and the connecting portions run through the lower film; wherein the bottom face of the housing defines a plurality of recesses adjacent to the through holes correspondingly, the connecting portions extend in the recesses to be joined with melted solder balls in the recesses; wherein the lower film defines a plurality of second retaining holes aligned with the recesses and a plurality of slits to receive parts of the connecting portions so that the connecting portions are flush with the lower film.