ALEXANDRIA, Va., June 4 -- United States Patent no. 12,318,927, issued on June 3, was assigned to HUNAN UNIVERSITY (Changsha, China).

"High-accuracy snake arm with large load and long-distance radiation resistance" was invented by Chao Jiang (Changsha, China), Zhao Wang (Changsha, Chile) and Wanyi Tian (Changsha, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a high-accuracy snake arm with large load and long-distance radiation resistance, which includes a driving base body and a snake shaped arm, where the snake shaped arm is composed of parallelly-connected joints connected in series, which includes a plurality of identical movable linkages connected in parallel, each o...