| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a hydraulic control device of a belt type continuously variable transmission system for a vehicle, for optimally controlling hydraulic pressure supplied to respective pulleys. <P>SOLUTION: This control device of the belt type continuously variable transmission system for the vehicle, has a positive input torque calculating means S2 for calculating positive input torque Tp inputted from an engine 60 to a primary pulley 21, an inverse input torque calculating means S4 for calculating inverse input torque Ts inputted to a belt type continuously variable transmission means from the driving wheel side on the basis of the calculated gear ratio and postive input torque, and hydraulic control means S6 and S7 for controlling the hydraulic pressure of the respective pulleys in the calculated hydraulic pressure, by calculating the hydraulic pressure supplied to the respective pulleys in response to the sum total of the positive input torque and the inverse input torque. <P>COPYRIGHT: (C)2007,JPO&INPIT |
