Patent ID: 6513609
Filing Date: 2003-02-04
Classification: B60K,F16H,Y02T,Y10S,Y10T

Abstract:
A hybrid vehicle comprising:an engine; a clutch; a motor ; a transmission comprising an input axle that is disengageably engaged to the engine by the clutch and on which the engine, the clutch, and the motor are serially arranged and an output axle which is arranged in parallel to at least the motor; and a unit housing of the transmission comprising at least a first housing and a second housing, the first housing comprising: a first partitioning wall elongated in a radial direction of the transmission to define a first dry chamber and a second dry chamber, both of the first and second chambers inhibiting an entrance of a lubricating oil; and a third partitioning wall elongated in an axial direction of the transmission to define the first and second dry chambers together with the first partitioning wall and to define a second wet chamber allowing the entrance of the lubricating oil, the second housing comprising: a second partitioning wall elongated in the radial direction thereof to define a first wet chamber allowing the entrance of the lubricating oil; and a fourth partitioning wall elongated in the axial direction to define the second dry chamber and the second wet chamber together with the second partitioning wall, a first seal flange surface being formed on an end surface of the third partitioning wall of the first housing and being on the same plane as an end surface of an outer periphery of the first housing, a second seal flange surface being formed on an end surface of the fourth partitioning wall and being formed on the same plane as an end surface of an outer periphery of the second housing, and the first housing being joined to the second housing by the first and second seal flange surfaces.