ALEXANDRIA, Va., July 3 -- United States Patent no. 12,348,083, issued on July 1, was assigned to IHI Corp. (Tokyo).
"Electric motor stator and electric motor" was invented by Naoki Seki (Tokyo) and Fuminori Suzuki (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a stator including a coil of a winding of a flat wire conductor, a stator core including a slot for housing a part of the coil, and a flow passage part through which a coolant flows, provided between a wall part of the slot and an outer surface of the coil facing the wall part. The extension shape of the flow passage part from an inlet to an outlet for the coolant changes along the axial direction of the stator core. The flow passag...