ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,540,644, issued on Feb. 3, was assigned to Aktiebolaget SKF (Gothenburg, Sweden).
"Bearing unit of thin section" was invented by Andrea A. Bertolini (Carrara, Italy), Fausto Baracca (Massa, Italy) and Riccardo Restivo (Turin, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "A bearing unit (10) having an inner ring (20) including, for each side (L) of the bearing unit (10), a shaped groove (23). The bearing unit has an outer ring (30) defining a cylindrical gap (11) with the inner ring. A plurality of rolling elements (40) are disposed inside the gap. A sealing device (50) is mounted on both of the sides of the bearing unit to protect the gap from con...