ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,552,605, issued on Feb. 17, was assigned to BEIJING JINGDONG QIANSHI TECHNOLOGY Co. LTD. (Beijing).
"Logistics vehicle and logistics system" was invented by Xianwang Wang (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "A logistics vehicle and a logistics system. The logistics vehicle includes: a frame; a climbing assembly including a climbing wheel movably provided on the frame, the climbing wheel being configured to be extendable with respect to the frame, to cooperate with a first rail assembly arranged vertically, so that the logistics vehicle moves along the first rail assembly, and the climbing wheel being configured to be retractable with ...