ALEXANDRIA, Va., June 9 -- United States Patent no. 12,289,068, issued on April 29, was assigned to AAC Technologies (Nanjing) Co. Ltd. (Nanjing, China).
"Direct drive transmission system and control method" was invented by Weiling Shi (Nanjing, China), Xueyuan Zhu (Nanjing, China), Shun Guo (Nanjing, China) and Lin Qian (Nanjing, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a direct drive transmission system and a control method. The direct drive transmission system includes: a base plate, guide rails, a plurality of stators, a mover, a plurality of drivers, and a controller. The plurality of stators are configured to drive the mover to slide on the guide rails. A tra...