US Patent 7338325 Electrical adapter

An electrical adapter (100) includes an insulative casing defining a receiving space therein. The receiving space has a first opening (30) opened to an exterior in a lengthwise direction and a second opening (451) opened to an exterior in a lateral direction wherein the lengthwise and lateral directions are perpendicular to each other. A first connector unit (1) occupies the first opening along the lengthwise direction and a second connector unit (2) occupies the second opening along the lateral direction and electrically connected with the first connector unit.