ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,326, issued on June 30, was assigned to TIEN HSIN INDUSTRIES Co. LTD. (Taichung City, Taiwan).
"Hub motor" was invented by Chun-Wei Chen (Taichung City, Taiwan), Chang-Chun Kao (Taichung City, Taiwan), Chien-Mo Lu (Taichung City, Taiwan), Chin-Wen Ou (Taichung City, Taiwan), Yu-Chen Wu (Taichung City, Taiwan) and Ming-Lan Ou (Taichung City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hub motor includes an axle, a stator, a rotor, a casing, a sleeve, and a mounting seat. The axle has a first end, a second end, and a bump protruding out of a radial-outer-side surface of the axle. The bump is located on a side close to the second end in the...