ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,512,623, issued on Dec. 30, was assigned to RELEZ AB (Vanersborg, Sweden).

"Power plug disconnection device and assembly" was invented by Stefan Ramberg (Vanersborg, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power plug disconnection device comprising a two-piece shell connectable in surrounding relation about a pusher member which is adapted for accommodation of electrical contact elements. The pusher is journaled in the shell for axial movement between a spring-biased withdrawn position in the shell to a spring-driven position partially expelled from the shell upon release of the spring force. A lock- and release mechanism is in locked co...