Patent ID: 9653960
Date: 2017-05-16
CPC Classifications: F04D,H02K

Claim:
1. A motor comprising: a shaft which extends along a rotation axis extending in a vertical direction; a rotor magnet configured to rotate together with the shaft; a stator located radially outside of the rotor magnet; a housing including a housing tubular portion which extends along the rotation axis; a cap located at an axially upper end portion of the housing; and a bearing portion configured to rotatably support the shaft, and supported by at least one of the housing and the cap; wherein the stator includes a stator core including an annular core back and a plurality of teeth which project radially inward from the core back; the core back includes a tubular outer circumferential surface, the outer circumferential surface including a plurality of stator contact portions each of which is in contact with the housing tubular portion; the stator contact portions are spaced from one another in a circumferential direction; the cap includes: the cap tubular portion includes a plurality of cap contact portions each of which is in contact with the housing; the cap contact portions are spaced from one another in the circumferential direction; and at least one of the cap contact portions is located at a circumferential position different from a circumferential position of each of the stator contact portions.