ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,512,740, issued on Dec. 30, was assigned to CREATIVE MOTOR TECHNOLOGY (DONGGUAN) Co. LTD. (Dongguan, China).
"Bidirectional magnetic levitation acoustic motor device" was invented by Min Deng (Yongzhou, China) and Mu Yan (Xiaogan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a bidirectional magnetic levitation acoustic motor device, including a motor housing and a motor shaft, wherein the motor shaft is arranged at an axis of the motor housing, an end cover is arranged at a bottom end of the motor housing, shaft holes are formed in axes of the motor housing and the end cover, and the motor shaft penetrates through the two shaft holes...