ALEXANDRIA, Va., April 9 -- United States Patent no. 12,272,993, issued on April 8, was assigned to MITSUBISHI ELECTRIC Corp. (Tokyo).
"Rotating electric machine" was invented by Yoshihiro Miyama (Tokyo), Kosho Yamane (Tokyo), Junji Kitao (Tokyo), Kodai Okazaki (Tokyo), Tatsuo Nishimura (Tokyo) and Tomohira Takahashi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rotor includes a rotor core fixed to a shaft, a pair of magnet slots arranged in a V-shape in the rotor core so as to be separated away from each other toward a radially outer side, permanent magnets inserted into the magnet slots, and a hole provided on the radially outer side of the magnet slots. The distance between each permanent magnet...