ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,391,075, issued on Aug. 19, was assigned to TRELLEBORG WHEEL SYSTEMS ITALIA S.P.A. (Tivoli-Villa Adriana, Italy).
"Rotary feed-through, in particular for regulating tyre pressure" was invented by Andrea Evangelisti (Tivoli-Villa Adriana, Italy) and Enrico Pieralice (Tivoli-Villa Adriana, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rotary feed-through, designed to transfer a fluid between two entities in rotary motion with respect to one another. The rotary feed-through includes an inner cylindrical ring and an outer cylindrical ring, which are free to turn with respect to one another and provided with channels for passage of the fluid. The ch...