Patent ID: 7127967
Filing Date: 2006-10-31
Classification: B60K,F16H,Y10T

Abstract:
1. A motor vehicle power transfer unit for distributing torque from a transmission assembly between a front wheel drive line and a rear wheel drive line, said power transfer unit comprising: a housing substantially enclosing said power transfer unit; an input portion adapted to connect to an output of the transmission assembly; an output portion adapted to connect to an input of the rear wheel drive line; and a parallel gear set and a non-parallel gear set coupled between said input portion and said output portion; wherein: the parallel gear set includes: a non-rotating support member extending through the idler gear, supporting the idler gear in rotation thereon, secured to the housing, and including a first part having a first diameter, a second part having a second diameter smaller than the first diameter, a transition surface between the first part and the second part, and a space that is at least partially bounded by the transition surface and the second diameter, and