ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,422, issued on May 5, was assigned to WALVOIL S.P.A. (Reggio Emilia, Italy).
"Hydraulic distributor with compensation device for directional valves" was invented by Matteo Talami (Reggio Emilia, Italy), Guido Denti (Reggio Emilia, Italy) and Mattia Scolari (Reggio Emilia, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "An open-center valve device for operating machines includes: a first section and a second section, a high-pressure line configured in such a way as to be connected to a pump to supply an operating fluid flow rate to the sections, and a discharge line configured to be connected to an outlet of the operating fluid. Each of the sectio...