Patent ID: 7744400

Claim:
An electrical cord locking connector comprising: first and second electrical cords, each having a pair of current-carrying conductors and a grounding conductor, said first cord having an end provided with a plug having a pair of prongs connected to respective current-carrying conductors, and a third prong connected to the grounding conductor thereof, said second cord having an end provided with a socket presenting a face having at least three openings therein for receiving corresponding prongs of said first cord, said socket having an outwardly projecting shoulder adjacent said face engageable by said third prong for preventing improper mating of said prongs and openings if the prongs and openings are improperly aligned, and said plug having a releasable latch member projecting therefrom and engaging said shoulder when the plug and socket are properly mated to prevent separation of the plug and socket during use of the cords.