ALEXANDRIA, Va., July 9 -- United States Patent no. 12,352,057, issued on July 8, was assigned to HAINAN UNIVERSITY (Haikou, China).
"Cylindrical structure construction platform" was invented by Yongwei Wang (Hainan, China), Qinxi Dong (Hainan, China) and Qunwei Wang (Hainan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a cylindrical structure construction platform that both a first telescopic portion and an elastic member drive a guiding wheel to tightly abut against an outer template, adjusting radial positions of a pouring pipe and a tamping device according to an outline of the outer template by a second telescopic portion to reduce construction errors, adjusting a...