ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,440,884, issued on Oct. 14, was assigned to IL KWANG TECH Co. LTD. (Cheongju-si, South Korea).
"Automatic control system for backward flow forming process" was invented by Nak Young Sung (Cheongju-si, South Korea) and Seong Su Im (Cheongju-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to an automatic control system for a backward flow forming process, the automatic control system including: a mandrel (10) for concentrically supporting a material (12); a forming member (20) including a plurality of forming rollers (22) disposed at a periphery of the mandrel (10), in which each of the forming rollers (22) inc...