ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,173, issued on June 3, was assigned to ALSTOM Holdings (Saint-Ouen-sur-Seine, France).

"Insulating support assembly for a catenary adapted for powering an electrical vehicle, notably a tram or a trolleybus, and related catenary" was invented by Silvano Micheli (Abbadia Lariana, Italy), Dario Giugliano (Lecco, Italy) and Giampietro Mangili (Pontida, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "An insulating support assembly for a catenary is adapted for powering an electrical vehicle. The assembly includes a base part adapted to connect the insulating support assembly to a section insulator of the catenary, a suspension insulator extending fro...