Patent ID: 7963741

Claim:
A motor, comprising: a rotor which rotates around a rotary shaft; a first stator core in which a plurality of first columnar core portions and a plurality of claw-type teeth are arranged on circles, respectively, the centers of the circles being the rotary shaft; and a second stator core in which a plurality of second columnar core portions and a plurality of claw-type teeth are arranged on circles, respectively, the center of the circles being the rotary shaft, wherein the motor comprises a stator in which the first stator core and the second stator core are opposed so that the first and second columnar core portions overlap each other, and in which a coil is provided at each of the overlapping columnar core portions, wherein the first and the second stator cores comprise a recessed portion in at least one of the columnar core portions, and a projected portion in at least one of the columnar core portions, the projected portion being adapted to be fitted in the recessed portion.