ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,740,911, issued on Sept. 22, was assigned to TIANJIN GOLDENALL MEDICAL DEVICE Co. LTD (Tianjin, China).

"Flexible lifting mechanism for anti-gravity treadmill" was invented by Weiheng Song (Tianjin, China) and Chengcheng Chu (Tianjin, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A flexible lifting mechanism for an anti-gravity treadmill is provided, which includes a waist loop, a waist loop fixing strap, waist loop handles, height adjustment straps, and adjustment roller assemblies. A first end of the waist loop fixing strap is connected to an airbag, and a second end of the waist loop fixing strap is fixed to a front frame. A first end of each...