ALEXANDRIA, Va., March 5 -- United States Patent no. 12,240,065, issued on March 4, was assigned to JINAN UNIARC WELDING TECHNOLOGY Ltd. (Jinan, China).
"TIG welding torch" was invented by Tracy Parker (Worcestershire, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A TIG welding torch (10) including a torch body (22), a metallic front section of the torch body (22) for holding a tungsten rod and conducting electricity to the tungsten rod, and a ceramic nozzle (48a,b,c) for surrounding the metallic front section, wherein a heat isolation spacer (36a,b,c) is provided between the metallic front section and the ceramic nozzle (48a,b,c), the nozzle (48a,b,c) bearing against the outside of the heat i...