Patent ID: 7267632
Filing Date: 2007-09-11
Classification: B60W,F16H,Y10T

Abstract:
1. A control device for a continuously variable transmission which transmits an output torque of an engine in a vehicle to a drive wheel, the continuously variable transmission comprising a primary pulley which inputs the output torque of the engine, a secondary pulley which outputs a driving torque to the drive wheel, and a V-belt which is wrapped around the primary pulley and secondary pulley, wherein a radius of contact between the V-belt and the primary pulley and secondary pulley is varied in accordance with an oil pressure that is supplied to the primary pulley and secondary pulley respectively, the control device comprising: an output torque adjusting device which adjusts the output torque of the engine; an oil pressure supplying device which supplies the oil pressure to the primary pulley and secondary pulley; a sensor which detects slippage of the V-belt; and a programmable controller programmed to: