A method for operating a vehicle that includes a torque converter is described. In one example, the method adjusts torque of an electric machine in response to a requested torque converter speed. The requested torque converter speed linearizes torque output of a torque converter so that vehicle…
The present invention relates to a continuously variable transmission mechanism (CVT) which includes a belt (7) wound around a primary pulley (5) and a secondary pulley (6), and which is arranged to transmit a power to a driving wheel (8), the continuously variable transmission mechanism including…
The present invention reduces the occurrence of a shock when depressing and operating the accelerator from a state of coasting. An engine-equipped vehicle provided with a torque converter (4) comprising a lock-up clutch (3) between the engine (1) and a continuously variable transmission (6), the…
Control device for continuously variable transmission has continuously variable transmission mechanism (CVT) transmitting power with belt (7) wound around primary and secondary pulley (5, 6) ; torque convertor (2) having pump impeller (20), turbine runner (21) and lock-up clutch (2a); and control…
First temporary capacity reduction control that when acceleration ON is judged during coasting lock-up, brings lock-up clutch (20) into slip state by decreasing torque transmission capacity of lock-up clutch and subsequently returns lock-up clutch to lock-up state by increasing torque transmission…
A device for controlling a start of a vehicle includes a rotation speed obtaining unit that obtains an actual engine rotation speed of the engine, a target rotation speed computing unit that computes a target rotation speed of the engine in the slip control, a control target value computing unit…
-- Under a specified condition where a torque converter is kept in a lockup state to prolong the fuel-cutoff time, because of vehicle coasting with an accelerator opening APO=0, a downshift command is generated and then an automatic transmission causes a reengagement downshift by a drop in a…
A vehicle controller includes a lock-up clutch (24) disposed to a power transmission path between an engine (10) and a driving wheel (90), and a clutch (36) configured to connect and disconnect the power transmission path, wherein at the time of switching between driven traveling for causing a…
An output power of the internal combustion engine (1) is transmitted to a drive wheel via a torque converter (2B) having a pump impeller and a turbine runner. A lockup clutch (2C) directly connects the pump impeller and the turbine runner during a coast running of a vehicle. When the accelerator…
A control device for a lockup clutch is provided in which when control region determination means (M3) determines that a vehicle speed detected by a vehicle speed sensor (Sc) and an opening degree of an accelerator pedal detected by an accelerator pedal opening degree sensor (Sd) are in the tight…
A control device (1) for a transmission (10) that includes a lock-up clutch (25) that is interposed between an engine (50) and the transmission (10), and an input clutch (C1) capable of connecting and disconnecting a torque transmission between the engine (50) and drive wheels (WL and WR). An…
A coast stop vehicle which executes coast stop control for stopping an engine (1) during the travel of a vehicle, is provided with a frictional engagement element (2a) provided between the engine (1) and a driving wheel (7), a first deceleration calculating unit (12) which calculates first…
A coast stop vehicle includes a hydraulic pressure supplying unit which supplies a hydraulic pressure to the transmission (4) while the engine (1) is stopped, a coast stop start condition judging unit which judges whether or not a coast stop start condition holds, a coast stop control unit which…