Patent ID: 7914292

Claim:
A rotatable electric plug, comprising: a housing having: a top piece having an interior surface and an exterior surface and including a first opening; a bottom piece having an interior surface and an exterior surface, the bottom piece in mechanical communication with the top piece and forming a first cavity defined by the interior surface of the top piece and the interior surface of the bottom piece, the first cavity including a second opening; a contact support subassembly having a top surface and a bottom surface and located within the first cavity and having a third opening in communication with the bottom surface, the contact support subassembly mechanically coupled to the interior surface of the bottom piece and forming a second cavity in communication with the third opening, the top of the contact support subassembly including a plurality of contact support subassembly slots; a contact array in mechanical communication with the top surface of the contact support subassembly, the contact array including a plurality of concentric contacts, each one of the plurality of concentric contacts including a tab passing through an associated one of the plurality of contact support subassembly slots; a blade array in slidable communication with the contact array, the blade array including a plurality of blades, each blade of the plurality of blades in electrical communication with an associated one of the plurality of concentric contacts of the contact array; a rotation plate having a top surface and a bottom surface, the top surface of the rotation plate sized to fit within the first opening, the rotation plate including a plurality of rotation slots, each rotation slot of the plurality of rotation slots sized to receive an associated one of the plurality of blades of the blade array; and a power cord configured to pass through the second opening into the first cavity and to further pass through the third opening into the second cavity, the power cord having a plurality of wires, each wire of the plurality of wires configured to mechanically couple to and be in electrical communication with an associated one of the tabs of the plurality of concentric contacts.