ALEXANDRIA, Va., Feb. 12 -- United States Patent no. 12,224,136, issued on Feb. 11, was assigned to ABB Schweiz AG (Baden, Switzerland).
"Switching device" was invented by Gunnar Johansson (Vasteras, Sweden) and Lisa Almen (Vasteras, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electromechanical switching device for breaking an electric current, the switching device including a stationary main contact; a movable main contact; a stationary arcing contact; a movable arcing contact, the stationary arcing contact and the movable arcing contact being arranged in parallel with the stationary main contact and the movable main contact; an actuating arrangement configured to move the movable main contact ...