ALEXANDRIA, Va., June 5 -- United States Patent no. 12,276,194, issued on April 15.
"Automatic support device for resisting rock burst in mines" was invented by Weiyao Guo (Qingdao, China), Linpeng Xu (Qingdao, China), Lexin Chen (Qingdao, China), Yongqiang Zhao (Qingdao, China), Bo Li (Qingdao, China), Chengzhi Xia (Qingdao, China), Chun Zhu (Qingdao, China), Gan Li (Qingdao, China) and Lei Zhang (Qingdao, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An automatic support device for resisting rock burst in mines is provided, which includes bases symmetrically distributed, sliding frames are slidably connected to the bases, hydraulic rods are fixedly connected to the bases, and telescopic ends of the ...