ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,700,552, issued on Aug. 4, was assigned to ABB SCHWEIZ AG (Baden, Switzerland).
"Electric switch" was invented by Jarmo Lehtimaki (Vaasa, Finland) and Antti Kultalahti (Vaasa, Finland).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric switch including a frame, a first stationary contact stationarily fixed to the frame, a contact support element adapted to move relative to the frame between a first position and second position, a movable contact stationarily fixed relative to the contact support element and having a longitudinal direction, a first arc shutter, and an actuation system for moving and guiding the first arc shutter during an opening e...