ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,485,743, issued on Dec. 2, was assigned to Greenworks (Jiangsu) Co. Ltd. (Changzhou, China).
"Hub motor assembly and garden tool" was invented by Yuexun Cao (Changzhou, China), Zhiyuan Li (Changzhou, China), Naixin Gao (Changzhou, China) and Tao Wang (Changzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hub motor assembly includes a traveling wheel, an outer rotor motor and a deceleration mechanism. An inside of the traveling wheel is provided with an inner ring gear, the outer rotor motor is arranged inside the traveling wheel, and an outside of the outer rotor motor is provided with an outer ring gear. The deceleration mechanism includes a...