DUAL-ROTOR MOTOR HAVING HEAT DISSIPATION

摘要

The invention relates to an electric motor comprising an outer rotor (2a) and an inner rotor (2b), wherein the stator supporting excitation coils (5) is of a hollow-cylindrical construction, engages in the pot-shaped outer rotor (2a), and is connected at the end face to the housing or to a part (1) of the electric motor which is rigidly connected to the housing, wherein the electric motor has water and air cooling.