US Patent Issued to HARBIN WELDING INSTITUTE on May 27 for "Narrow gap laser-TIG arc hybrid welding apparatus and method" (Chinese Inventors)

ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,463, issued on May 27, was assigned to HARBIN WELDING INSTITUTE Ltd. COMPANY (Heilongjiang, China).

"Narrow gap laser-TIG arc hybrid welding apparatus and method" was invented by Ruisheng Huang (Harbin, China), Bin Teng (Harbin, China), Yan Zhang (Harbin, China), Kai Xu (Harbin, China), Dakui Fei (Harbin, China), Bao Jiang (Harbin, China), Pengbo Wu (Harbin, China), Xiaomei Liang (Harbin, China) and Jipeng Zou (Harbin, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a narrow gap laser-TIG arc hybrid welding apparatus and method. The welding apparatus includes a welding gun body, a swing welding gun assembly, a welding wire feeding...