Electric Rotating Machine and Automobile Equipped with It

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An electric rotating machine includes a stator having a stator core provided with a teeth unit and a coil wound around each tooth in the teeth unit in a concentrated fashion and a rotor rotatably supported with air gap against the teeth unit of the stator, the rotor having a rotor core and a plurality of permanent magnets held by the rotor core, wherein the permanent magnet is a rare earth magnet made of rare earth magnetic particles bound with SiO2. Also disclosed is an automobile that includes the electric rotating machine in which the permanent magnet in the rotor is a rare earth magnet made of rare earth magnetic particles bound with SiO2, and the stator in the electric rotating machine has a stator core provided with a teeth unit and a coil wound around each tooth in the teeth unit in a concentrated fashion.