ALEXANDRIA, Va., July 16 -- United States Patent no. 12,669,213, issued on June 30, was assigned to Shenzhen Huahanxing Technology Co. Ltd. (Shenzhen, China).
"Movable bracket" was invented by Wenfeng Xue (Shangrao, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A movable bracket comprises a supporting mechanism. A bottom part of the supporting mechanism is provided with a universal wheel assembly, the supporting mechanism comprises at least two relatively sliding supporting platforms, and an adjusting mechanism is arranged between every two adjacent supporting platforms to drive the two supporting platforms to approach or move away from each other to adjust a bearing width between the two supporting p...