ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,447,629, issued on Oct. 21, was assigned to JINGDONG TECHNOLOGY INFORMATION TECHNOLOGY Co. LTD. (Beijing).

"Traction robot, conveying system and method for controlling traction robot" was invented by Hui Wang (Beijing), Chenguang Gui (Beijing) and Xiujun Yao (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a traction robot, a conveyance system and a method for controlling a traction robot. The traction robot includes a main body, and further includes a control assembly and a rotating arm. The rotating arm is rotationally assembled on the main body. The rotating arm comprises a first rotating arm and a second rotating arm. The first r...