| 摘要 |
<p>The axle device for two step, advance and reverse electrical operation of the present invention comprises: a motor (120); a main drive shaft (16) which receives forwards or backwards torque transmitted from the motor (120) such that wheels rotate forwards or backwards; a clutch unit (140) which comprises a one-step clutch unit (20) coupled in one step, and a two-step clutch unit (40) coupled in two steps, and changes the gearing of the motive force of the main drive shaft (16); a differential gear unit (60) which distributes the motive force, of which the gearing has been changed by means of the clutch unit (140), as a drive force to left and right wheels; and transmits same to the main drive shaft (16) and a step-down gear assembly (50) which is provided so as to drive the vehicle while stepping down the gearing of the transmitted drive force, distributed by means of the differential gear unit (60).</p> |
