ALEXANDRIA, Va., July 23 -- United States Patent no. 12,365,024, issued on July 22, was assigned to Lawrence Livermore National Security LLC (Livermore, Calif.).
"Direct casting into droplet printed molds to create low surface finish AM parts" was invented by Eric S. Elton (Livermore, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Various embodiments include constant pressure direct casting into molds to create low surface finish additive manufacturing parts with reduced surface roughness apparatus having a liquid metal print head, a high pressure gas supply line, a pneumatic valve between said liquid metal print head and said high pressure gas supply line, a build plate motion stage, and a stream of ...