| 摘要 |
Disclosed is a hybrid drive unit (1), in particular for a motor vehicle, comprising an internal combustion engine (3), especially for driving the motor vehicle, and an electric motor (4), especially for driving the motor vehicle. The electric motor (4) is fitted with a hollow spindle (7) and at least one stator (5) that is arranged on the hollow spindle (7), or with a hollow shaft (8) and at least one rotor (6) that is arranged on the hollow shaft (8). The hybrid drive unit (1) further comprises at least one means (9) for conducting a cooling fluid, especially air, through the hollow spindle (7) or the hollow shaft (8) in order to cool the stator (5) or rotor (6). |
