US Patent 8093497 Self retained electrical device having positive locking mechanism

A self retained cover assembly for holding an electrical device in an electrical outlet. The cover includes a retaining body with a front face for covering the outlet and a rear face with two retainer prongs having moveable barbs for holding the cover to the outlet. The cover retains an electrical cord or an electronic device with electrically conductive prongs to the outlet. A tab is provided to move the barbs so the cover may be removed from the outlet.