US Patent Issued to ABB on June 30 for "Low-voltage switch pole" (Italian, Swiss Inventors)

ALEXANDRIA, Va., July 16 -- United States Patent no. 12,671,044, issued on June 30, was assigned to ABB S.p.A. (Milan).

"Low-voltage switch pole" was invented by Pierantonio Arrighetti (Bergamo, Italy) and Pierre Corfdir (Wettingen, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A switch pole for a low-voltage switching device is provided. The switch pole includes an insulating casing defining an internal space with a contact region and an arc extinguishing region of the switch pole, a first pole terminal and a second pole terminal couplable with corresponding line conductors of an electric line, a fixed contact assembly and a movable contact assembly positioned in the contact region and includin...