Patent ID: 8336652
Filing Date: 2012-12-25
Classification: B60K,B60L,F16C,F16H,H02K,Y02T,Y10S

Abstract:
1. An in-wheel motor drive unit, comprising: a wheel hub bearing part, including: a motor part, rotating and driving a motor-side rotation member which is arranged coaxially with respect to the wheel hub; and a deceleration part, decelerating the rotation of the motor-side rotation member and transmitting the decelerated rotation to the wheel hub, wherein, the motor-side rotation member has an eccentric part, the deceleration part includes: wherein, the rotation motion of the revolution member is converted to the rotation motion of the inner pin engaging with the hole, around the rotation axis of the motor-side rotation member, and the rotation motion of the inner pin is transmitted to the wheel hub via the wheel-side rotation member.