ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,466,059, issued on Nov. 11, was assigned to HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY (Hubei, China).

"Clutch adapted for exoskeleton and ankle joint assisted exoskeleton" was invented by Cai-Hua Xiong (Hubei, China), Tao Wang (Hubei, China), Di Hu (Hubei, China), Jie jun yi Liang (Hubei, China), Yuhao Li (Hubei, China), Tian-Cheng Zhou (Hubei, China) and Wen-Bin Chen (Hubei, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A clutch adapted for an exoskeleton includes lower and upper base plates, a roller, a roller ratchet ring, a trigger, a pawl, a pawl spring, a trigger torsional spring, a trigger positioning shaft, and a pawl positioning shaf...