US Patent Issued to KEDE NUMERICAL CONTROL on June 23 for "High-speed nut rotating feeding lead screw device" (Chinese Inventors)

ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,748, issued on June 23, was assigned to KEDE NUMERICAL CONTROL Co. LTD. (Dalian, China).

"High-speed nut rotating feeding lead screw device" was invented by Yufeng Chen (Dalian, China), Yanbo Hou (Dalian, China), Changlin Du (Dalian, China), Zhihui Ren (Dalian, China), Mingshan Song (Dalian, China), Chungang Cai (Dalian, China), Chunhong Fan (Dalian, China), Cuijuan Guo (Dalian, China), Lianyang Wang (Dalian, China), Yapeng Li (Dalian, China), Xingjian He (Dalian, China), Xinglin Gong (Dalian, China) and Wenlu Bao (Dalian, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A high-speed nut rotation feed ball screw device includes a ball screw, a b...