ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,441,419, issued on Oct. 14, was assigned to ITALTRACTOR ITM S.P.A (Bologna, Italy).

"Tracked undercarriage roller assembly with temperature monitoring" was invented by Eustachio Calia (Matera, Italy) and Nicolas Moretti (Verghereto, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "A tracked undercarriage roller assembly including a roller body having a through cavity delimited by a radially inner surface, a shaft in the through cavity, a bushing extending from a first axial end to a second axial end and radially interposed between the roller body and the shaft, an annular chamber at least partially filled with a lubricant and radially interposed bet...