ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,930, issued on April 21, was assigned to Cummins Inc. (Columbus, Ind.).
"Plasma electrolytic polished diesel engine components" was invented by Manoj M. Thete (Columubs, Ind.) and Romaine O. Edwards (Greenwood, Ind.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method and system is provided for reducing surface roughness of a diesel engine component. The method and system may apply a voltage to a plasma electrolyte polishing cell. The plasma electrolyte polishing cell may include a diesel engine component and an aqueous electrolyte solution. The method and system may cause a plasma layer to form around a surface of the diesel engine component as...