ALEXANDRIA, Va., June 18 -- United States Patent no. 12,324,949, issued on June 10.
"Treadmill lifting base" was invented by Hao Hu (Zhejiang, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A treadmill lifting base includes a base; a driving unit arranged on the base; a plurality of support units, at least a part of the support units being arranged on a ground surface, and including threaded sleeves; and a plurality of screw units threadedly arranged on the threaded sleeves, each of the screw units including a matching portion capable of driving the base to move synchronously. The treadmill lifting base can realize synchronous lifting of two ends on a same side of a treadmill base with a smooth, fast a...