Patent ID: 9088199
Filing Date: 2015-07-21
Classification: H02K

Abstract:
1. A motor comprising: at least two base units arranged along an axis of rotation of the motor, the at least two base units each including a rotor unit and an armature unit, wherein the first stator magnetic pole portion opposes an outer circumference side of the rotor unit, the second stator magnetic pole portion opposes an upper side of the rotor unit, the third stator magnetic pole portion opposes a lower side of the rotor unit, the tripolar armature cores of each of the at least two base units are arranged around a circumference of the rotor unit of the each of the at least two base units; and in each of the at least two base units, the first annular coil is provided in a first annular space provided around the first and second stator magnetic pole portions and the rotor unit, the second annular coil is provided in a second annular space provided around the first and third magnetic pole portions and the rotor unit, and opposite currents are applied to the first and second annular coils.