US Patent 7137849 Connector

Disclosed are contact members which have elastically deformable points of contact formed in two locations, and a main connector body for insulating and holding a plurality of contact members arranged at intervals in a width direction with the points of contact in the two locations of the respective contact members being in the same positions as seen in the direction of arrangement. The main connector body includes a pair of socket portions for receiving board ends defining land electrodes in two rows corresponding to the points of contact of the respective contact members lying in the same positions as seen in the direction of arrangement, so that the land electrodes are in pressure contact with the corresponding points of contact.