Patent ID: 7033296

Claim:
A drive unit equipped with an electric motor, comprising: an input shaft that is connected to an engine; an electric motor shaft that serves as an output shaft of an electric motor; a counter output shaft; and a planetary gear set for drive-connecting the input shaft, the electric motor shaft and the counter output shaft so as to enable mutual transmission of power in which the input shaft is arranged in a coaxial relationship in an inner circumference of the counter output shaft, wherein the input shaft and the counter output shaft are connected respectively, on one side of the planetary gear set, to two other elements which are different from an element with which the electric motor shaft is connected, an outer circumference of both edge portions of the counter output shaft is supported by a drive unit case, and an outer circumference of the input shaft is supported by an inner circumference of the counter output shaft; by the drive unit case through the counter output shaft.