ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,774, issued on July 15, was assigned to ZHEJIANG UNIVERSITY (Hangzhou, China).

"Flexible connection device of hydrogen high- pressure type iv cylinder and a container frame" was invented by Zhiping Chen (Hangzhou, China), You Li (Hangzhou, China), Mengjie Liu (Hangzhou, China) and Zhi Cheng (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A flexible connection device of a Type IV cylinder and a container frame, comprising a damping block, an anti-rotation block, a bushing, upper and lower clamping blocks (43, 44), and the like. The damping block cooperates with the anti-rotation block to flexibly control the circumferential rotation o...