| 摘要 |
PROBLEM TO BE SOLVED: To suppress increase in man hour, while performing wheel stop of a rotor cover.SOLUTION: A rotor 2 includes a rotor core 21 fixed to a rotating shaft 1 integrally rotatably therewith, and to which a plurality of permanent magnets 22 are attached over the circumferential direction, and a cylindrical rotor cover 23 covering the outer periphery of the rotor core 21. The rotor cover 23 has an annular corner 28 formed at the axial end of the rotor core 21, and a groove 29 formed, while being recessed, between permanent magnets 22 adjoining in the circumferential direction of the rotor cover 23, by formation of the corner 28.SELECTED DRAWING: Figure 2 |
