Patent ID: 6494805
Filing Date: 2002-12-17
Classification: F16H

Abstract:
A continuously variable transmission system for a vehicle comprising:a continuously variable transmission having an input member into which a torque of an engine is input and an output member to change the speed of rotation of the input member and to output the rotation; a planetary gear train having a first element, a second element and a third element, the first element being connected to the output member of the continuously variable transmission and the second element being connected to driven wheels of the vehicle; a first clutch to engage the first element of the planetary gear train with the second element thereof; a second clutch whose input side is connected to the engine; and a shifter that provides a connection between the output side of the second clutch and the third element of the planetary gear train when the vehicle travels in a forward direction and a connection between the output side of the second clutch and the driven wheels when the vehicle travels in the reverse direction.