| 摘要 |
PROBLEM TO BE SOLVED: To provide a rotor having a resin flow groove wherein its molded portion is not peeled or destroyed. SOLUTION: The rotor 10 is constructed as follows: a resin flow groove 22 through which molding resin flows is formed in the peripheral portion of its rotor core 12 in the axial direction; a wedged groove 24 is formed which connects to the resin flow groove 22 and is headed toward the inner circumferential surface of the rotor core 12; and molding resin is injected into the resin flow groove 22 and the wedged groove 24 and is molded. COPYRIGHT: (C)2007,JPO&INPIT |
