ALEXANDRIA, Va., June 10 -- United States Patent no. 12,291,427, issued on May 6, was assigned to TAIYUAN UNIVERSITY OF TECHNOLOGY (Shanxi, China) and TAIYUAN BOSHITONG MACHINERY ELECTRICITY AND HYDRAULIC ENGINEERING Co. LTD. (Shanxi, China).
"Rope replacement apparatus" was invented by Ziming Kou (Taiyuan, China), Juan Wu (Taiyuan, China), Yandong Wang (Taiyuan, China), Aiming Cheng (Taiyuan, China), Jiabao Xue (Taiyuan, China), Zhigang Li (Taiyuan, China), Jun Yang (Taiyuan, China) and Xinyu Shen (Taiyuan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rope replacement apparatus includes: a rope conveying mechanism, used for driving a first rope to move along a moving path of a second rope, so as t...