| 摘要 |
A brushless motor device according to the present invention includes: a rotor frame which includes a plurality of permanent magnets in a rotational direction; a through hole which is formed on the upper side of the rotor frame; a bush which is combined with the through hole and arranged to support the bottom of the upper side of the rotor frame; a rotation shaft which passes through the bush and fixed to the bush; and a drive member which is fixed to the rotation shaft and supports the rotor frame and the bush with a sandwich shape by supporting the top of the upper side of the rotor frame. |
