ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,466,007, issued on Nov. 11, was assigned to RI MING COMPUTER ACCESSORY (Shanghai) Co. LTD. (Shanghai).
"Welding fixture and locking method" was invented by Cheng Feng (Shanghai), Bing Pan (Shanghai) and Qiang Liu (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "A welding fixture and a locking method are provided. The welding fixture includes a base and workpiece positioning dies; a top pressing plate slidably connected to the base in a pressing lifting direction is configured to press top surfaces of workpieces placed on the workpiece positioning dies; welding avoidance grooves are disposed on the top pressing plate, and each of the welding avoi...