ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,189, issued on May 27, was assigned to MITSUBISHI ELECTRIC Corp. (Tokyo).
"Magnetic flux modulation type magnetic gear" was invented by Kodai Okazaki (Tokyo), Junji Kitao (Tokyo) and Yoshihiro Miyama (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "In the magnetic flux modulation type magnetic gear which uses pole pieces, improvement in demagnetization resistance and suppression of the reduction in torque were issues. Therefore, to the pole pieces provided in a torus shape, a magnetic flux modulation type magnetic gear arranges concentrically a first rotator on the inside of the pole piece and a second rotator on the outside, so that the rotors...