ALEXANDRIA, Va., June 2 -- United States Patent no. 12,643,009, issued on June 2.

"Multi-functional soft walking board assembly with better shock absorbing and buffering effect" was invented by Yu-Lun Tsai (Taichung City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A treadmill includes two side frames, a walking board assembly, and a walking belt. The walking board assembly includes a support plate, a shock-absorbing layer, a wear-resistant layer, and at least two thermal conducting strips. The shock-absorbing layer has a bottom face abutting a top face of the support plate and a top face formed with a downward sloping plane extending longitudinally from the front end to the rear end thereof. The w...