| abstract |
PROBLEM TO BE SOLVED: To provide a small size, high efficiency, low vibration motor. An annular yoke portion 113, a plurality of inner teeth portions 112 provided on an inner diameter portion of the yoke portion 113, and an outer diameter portion of the yoke portion 113 at the same circumferential position as the inner teeth portion 112, respectively. A plurality of outer teeth portions 117 provided on the inner portion, a plurality of coil portions 6 in which the yoke portion 113 is toroidally wound, an inner loader 24 corresponding to the inner teeth portion 112, and an outer loader corresponding to the outer teeth portion 117. The plurality of coil portions 6 are connected in a three-phase star or delta shape, and the inner loader 24 is an embedded magnet type rotor. [Selection] FIG. |