ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,340, issued on Feb. 10, was assigned to Berco S.p.A. (Copparo/Ferrara, Italy) and thyssenkrupp AG (Essen, Germany).
"Track roller for guiding a track of a tracked vehicle and undercarriage of a tracked vehicle" was invented by Francesco Grenzi (Ferrara, Italy) and Enrico Maggiolini (Ferrara, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure relates to a track roller for guiding a track of a tracked vehicle including a shaft extending in an axial direction, the shaft having a central portion and two axial end portions axially adjacent to the central portion on each side, wherein a transversal through-hole is provided in each axial e...