ALEXANDRIA, Va., March 31 -- United States Patent no. 12,590,434, issued on March 31, was assigned to GUANGXI UNIVERSITY (Guangxi, China).

"Range-extended numerical controlled link mechanism electric loader" was invented by Ganwei Cai (Guangxi, China), Junwei Tian (Guangxi, China) and Wei Wei (Guangxi, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A range-extended numerical controlled link mechanism electric loader comprising a vehicle-loaded rechargeable energy storage device, a vehicle-loaded auxiliary power supply device, a motor, a reducer, a numerical controlled link lever loading mechanism and a rack. The vehicle-loaded rechargeable energy storage device comprises at least a battery, an electric...