Patent ID: 7932650

Claim:
A motor stator comprising: a stator core including an annular yoke and teeth provided to at least one of inside of the yoke and outside of the yoke; an insulating cover which covers the stator core and includes a plurality of grooves and a plurality of guide posts; and three-phase windings wound on the stator core in a toroidal winding manner via the insulating cover, wherein each of a first phase, a second phase and a third phase includes a plurality of coils wound in the toroidal manner and a crossover wire connecting the coils, wherein a crossover wire of the first phase runs through the grooves and inside of the second phase coil and the third phase coil, wherein a crossover wire of the second phase runs over the first phase coil with a guide by the guide posts, and then runs through the grooves and inside of the third phase coil, and wherein a crossover wire of the third phase runs over the first phase coil and the second phase coil with a guide by the guide posts.