ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,592, issued on Feb. 24, was assigned to Shenzhen Yile Dynamic Technology Co. LTD (Shenzhen, China).
"Treadmill capable of adjusting slope rising and falling by screw rod" was invented by Ren Liu (Guangdong, China) and Jinsong Fan (Guangdong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a treadmill capable of adjusting slope rising and falling by a screw rod, including: a running platform; a running frame, configured to bear the running platform; a lifting frame, arranged below the running frame, configured to adjust the slope of the treadmill and including a side arm, one end of the side arm being pivoted to the running frame; an...