ALEXANDRIA, Va., April 7 -- United States Patent no. 12,597,734, issued on April 7.
"Universal electrical plug" was invented by Likui Tang (Dongguan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a universal electrical plug, including a shell, a pin, a guide portion, a movable locking bar, and an actuating component. The pin is configured to be plugged into an adaptive jack of a socket to achieve electrical connection. The pin is fixed to the shell; the pin is provided with a receiving slot; and one side surface of the pin forms an open surface of the receiving slot. The locking bar can be in a loose or locked position. The actuating component is connected to the lockin...