Patent ID: 7396308

Claim:
A vehicular drive system including a first electric motor, a differential mechanism operable to distribute an output of a drive power source to the first electric motor and a power transmitting member, a second electric motor disposed in a power transmitting path between the power transmitting member and a drive wheel, and a transmission portion disposed between the second electric motor and the drive wheel, said first electric motor, said differential mechanism, said second electric motor and said transmission portion being arranged in an axial direction of the vehicular drive system, said vehicular drive system comprising: one support wall disposed between said second electric motor and said transmission portion and arranged to support one end of said second electric motor; a first group of oil passages which are formed through said one support wall and through which a lubricating oil is supplied in a first oil path to at least one of said first electric motor, said differential mechanism and said second electric motor, and to said transmission portion; another support wall supporting the other end of the second electric motor; and an input shaft of the transmission portion and an output portion of the differential mechanism, which are spline-engaged and which together define a second oil path, wherein the transmission portion is disposed at a rear side of the one support wall provided with the first oil support path for supplying lubricant oil thereto, and wherein the first oil path and the second oil path are separate oil paths.