ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,358, issued on June 23.
"Lifting mechanism for gym equipment" was invented by Jinshui Chen (Fujian, China), Bingwen Liu (Fujian, China) and Jianzhong Wei (Fujian, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A lifting mechanism for gym equipment to provide height adjustment of the gym equipment and reduction of the thickness of the mechanism, having a bracket, a bearing rotational shaft, bearing wheels, a sleeve pipe, and a driver; the bracket is mounted to a gym equipment structural frame; the bearing rotational shaft is rotationally mounted between two ends of the bracket, a peripheral surface of the bearing rotational shaft is connected t...