ALEXANDRIA, Va., July 3 -- United States Patent no. 12,344,481, issued on July 1, was assigned to BEIJING JINGDONG QIANSHI TECHNOLOGY Co. LTD. (Beijing).

"Apparatus for sorting and conveying" was invented by Wenjun Shan (Beijing), Guopeng Wang (Beijing), Guoku Song (Beijing) and Mingfu Wu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for sorting and conveying, including: a cargo carrying assembly; a conveying assembly, configured to drive the cargo carrying assembly to move; where, the conveying assembly comprises a sprocket set and a chain drivingly connected to the sprocket set, the chain is pivotally connected with a roller, and the sprocket set is configured to be engaged with the ...