ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,542,467, issued on Feb. 3, was assigned to MAZDA MOTOR Corp. (Hiroshima, Japan).
"Motor bearing system" was invented by Yuma Miyauchi (Aki-gun, Japan), Runa Suzuki (Aki-gun, Japan) and Masayuki Kidokoro (Aki-gun, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A motor bearing system has: a slide bearing operable as a gas-lubricated bearing by gas supplied from a pump; a rolling bearing; and a controller. The controller controls the pump such that, when the motor rotation speed is equal to or higher than the first speed and is lower than the second speed, the slide bearing functions as a bearing that supports the rotary shaft and the slide bearing is...