US Patent 11502445 Tamper-resistant electrical wiring devices

An electrical wiring device including a housing including a front cover coupled to at least one body member, the front cover including a plurality of receptacle openings in a major front surface thereof, the plurality of receptacle openings being configured to receive a plurality of plug blades of a corded electrical plug, wherein the plurality of receptacle openings includes at least a ground prong opening and the at least one body member includes at least one set of receptacle contacts including a hot receptacle contact and a neutral receptacle contact; and a shutter assembly positioned within the housing and including a first shutter member coupled to a second shutter member, wherein the first shutter member is configured to move from a first position to a second position when a ground prong is inserted through the ground prong opening.