ALEXANDRIA, Va., March 24 -- United States Patent no. 12,584,470, issued on March 24, was assigned to DANFOSS A/S (Nordborg, Denmark).
"Method for producing a water-hydraulic machine" was invented by Georg Enevoldsen (Nordborg, Denmark), Stig Kildegaard Andersen (Krusaa, Denmark) and Frank Holm Iversen (Padborg, Denmark).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for producing a water-hydraulic machine having a first member (1) and a second member (2) in sliding contact with a contact surface (3) of the first member (1), wherein the second member (2) comprises a surface made of a friction reducing plastic material and the contact surface (3) is a metallic surface, is disclosed. The machine should...