Patent application number | Description | Published |
20090107769 | OIL LUBRICATING STRUCTURE - An oil lubricating structure includes a main body case having a housing chamber in which an element requiring a supply of oil is housed, an oil reservoir which is provided below the main body case and has an oil chamber in which oil collects, an oil supply portion which has an inlet port through which oil is drawn in from the oil chamber and which supplies oil collected in the oil chamber to the element requiring a supply of oil through the inlet port, and a duct member provided in the oil chamber. An oil return hole is provided which is formed in a bottom surface of the main body case toward the front of the oil reservoir and through which oil returns to the oil reservoir from the main body case. One end portion of the duct member is connected to the oil return hole and the other end portion of the duct member is positioned farther to the rear than the inlet port. | 04-30-2009 |
20110245033 | VEHICULAR HYBRID DRIVE SYSTEM - In a vehicular hybrid drive system including an engine, a first rotary machine that is mechanically connected to the engine and is used at least as a generator, a belt-and-pulley continuously variable transmission to which output of the engine and the first rotary machine is transmitted via an input shaft, and a clutch device that permits and interrupts power transmission between the belt-and-pulley continuously variable transmission and driving wheels, and a second rotary machine that is used at least as an electric motor, and is arranged to cause a vehicle to run even when the engine is stopped, an input pulley of the belt-and-pulley continuously variable transmission is disposed coaxially with the engine, and is mechanically connected to the engine via the input shaft, such that the input pulley is rotated and stopped along with the engine at all times. | 10-06-2011 |
20130218394 | VEHICLE HYBRID DRIVE DEVICE - A vehicle hybrid drive device includes: a first rotating machine coupled to an engine; a connection/disconnection device capable of connecting/disconnecting the engine and the first rotating machine to/from wheels; and a second rotating machine disposed in a manner enabling transmission of drive power to the wheels, the vehicle hybrid drive device enabling a vehicle to run in two running modes of an EV running mode enabling the vehicle to run with the second rotating machine used as a drive power source while the connection/disconnection device is disconnected, and a parallel HEV running mode enabling the vehicle to run with the engine and at least one of the first and second rotating machines as the drive power sources while the connection/disconnection device is connected. | 08-22-2013 |
20130226387 | VEHICLE HYBRID DRIVE DEVICE - A vehicle hybrid drive device having an EV running mode enabling a vehicle to run only with a second rotating machine used as a drive power source while an engine is disconnected from a drive power transmission path, a series HEV running mode enabling the vehicle to run only with the second rotating machine used as the drive power source while a first rotating machine is rotationally driven to generate electricity by the engine disconnected from the drive power transmission path, and a parallel HEV running mode enabling the vehicle to run with the engine and at least one of the first and second rotating machines used as the drive power sources while the engine is connected to the drive power transmission path. If a driver desires power-performance-oriented running or fuel-efficiency-oriented running, the range for selecting the series HEV running mode is made narrower or wider, respectively, than usual. | 08-29-2013 |
20130253743 | CONTROL APPARATUS FOR HYBRID VEHICLE - A vehicle control apparatus configured to selectively establish one of a first drive state in which a vehicle drive force is generated primarily by a second motor/generator operated with an electric energy supplied from an electric-energy storage device while an engine is placed in a rest state, and a second drive state in which a first motor/generator is operated with a drive force of the engine, to generate an electric energy and in which the vehicle drive force is generated primarily by the second motor/generator operated with at least the electric energy generated by the first motor/generator. The vehicle control apparatus is further configured such that the vehicle drive force generated in the second drive state at a given value of an accelerator pedal operation amount θacc is larger than that generated in the first drive state. | 09-26-2013 |
20130253744 | VEHICULAR HYBRID DRIVE SYSTEM - A hybrid drive system configured to selectively establish one of a first drive mode in which a first motor/generator MG | 09-26-2013 |
20140004987 | VEHICULAR DRIVE SYSTEM | 01-02-2014 |
20140051546 | CONTROL APPARATUS FOR HYBRID VEHICLE - A control apparatus for a hybrid vehicle includes: engine starting means for starting an engine when a need for switching to a 4-wheel drive mode has been forecasted, the hybrid vehicle having a series HV drive mode in which the hybrid vehicle is run with a second electric motor, in the released state of a connecting/disconnecting device, while a first electric motor is operated with a drive force of said engine to generate an electric energy, the control apparatus further including, as said engine starting means, series HV drive controlling means for starting said engine and enlarging a series HV drive mode region for running the hybrid vehicle in said series HV drive mode, so as to cover a portion or an entirety of an original EV drive mode region for running the hybrid vehicle in said EV drive mode, when the need for switching to said 4-wheel drive mode has been forecasted. | 02-20-2014 |
20140077941 | VEHICLE DISPLAY DEVICE - A vehicular indicator device for a hybrid vehicle which is provided with vehicle drive power sources in the form of an engine and an electric motor and which is driven in one of a plurality of vehicle drive modes including an EV drive mode, a series HV drive mode and a parallel HV drive mode that is automatically selected according to a vehicle drive power, said indicator device being configured to indicate the selected vehicle drive mode and said vehicle drive power, the vehicular indicator device being configured to indicate a running state of the hybrid vehicle as represented by said vehicle drive power and said selected vehicle drive mode, in a two-dimensional coordinate system on a display screen, which coordinate system is defined by said vehicle drive power and said selected vehicle drive mode. | 03-20-2014 |
20140129067 | CONTROL DEVICE OF VEHICLE - A control device of a vehicle includes: an engine; a connection/disconnection device configured to connect/interrupt the engine; a rotating machine disposed to enable transmission of drive power to the wheels; and a running position selection device, the control device including a first manual mode selected by performing a deceleration increasing operation by a driver for increasing vehicle deceleration while the automatic running position is selected and a second manual mode selected by performing a deceleration increasing operation by a driver for increasing the vehicle deceleration while the manual running position is selected, while the vehicle is running with the engine interrupted from the wheels, if the first manual mode is selected, the vehicle deceleration being generated only by the rotating machine, and if the second manual mode is selected, the connection/disconnection device being put into the connected state to generate the vehicle deceleration at least by the engine. | 05-08-2014 |
20140166379 | VEHICLE - A vehicle has a motor and an engine each serving as a driving source for running the vehicle, and assembled batteries each capable of supplying an electric power to the motor. The assembled batteries include a high-power assembled battery and a high-capacity assembled battery. The high-power assembled battery is capable of charge and discharge with a current relatively larger than that in the high-capacity assembled battery, and the high-capacity assembled battery has an energy capacity relatively larger than that of the high-power assembled battery. In running of the vehicle using an output from the motor with the engine stopped, the high-capacity assembled battery supplies a more electric power to the motor than that in the high-power assembled battery. The high-power assembled battery is placed in a riding space where a passenger rides, and the high-capacity assembled battery is placed in a luggage space different from the riding space. | 06-19-2014 |
20140179488 | CONTROL APPARATUS AND CONTROL METHOD FOR HYBRID VEHICLE - Controlling a hybrid vehicle includes: reducing a rotation speed of a motor generator before a locking apparatus that locks the motor generator is switched from a disengaged condition to an engaged condition; starting to switch the locking apparatus to the engaged condition when the rotation speed decreases to a predetermined operation permission rotation speed; controlling the locking apparatus such that from the start of the switch to the engaged condition onward, the rotation speed decreases from the operation permission rotation speed to an engagement rotation speed with the motor generator in the engaged condition; and controlling the locking apparatus such that a decrease rate of the rotation speed when switching from the disengaged condition to the engaged condition in a low torque operation mode is higher than the decrease rate of the rotation speed when switching from the disengaged condition to the engaged condition in a high torque operation mode. | 06-26-2014 |
20140180522 | HYBRID VEHICLE CONTROL DEVICE - A control device of a hybrid vehicle has an engine and an electric motor used as a drive source and an electric storage device supplying electric energy to the electric motor, the control device of a hybrid vehicle selectively performing electric motor running using the electric motor as the drive source and engine running using the engine as the drive source, the control device being configured to raise a rotation speed of the engine by directly injecting fuel into a cylinder of the engine and causing an explosion when the engine is started, and after raising the rotation speed of the engine, the electric motor assisting the raising of the rotation speed of the engine, the control device including a clutch mechanism disposed between the engine and the electric motor, the clutch mechanism separating the engine and the electric motor from each other during the electric motor running, after raising the rotation speed of the engine, the electric motor assisting the raising of the rotation speed of the engine via the clutch mechanism to provide a start assist, the control device being configured to synchronize a rotation speed of the clutch mechanism after the start of the engine is completed, and after the synchronization is completed, the clutch mechanism being engaged. | 06-26-2014 |
20140196964 | VEHICLE - A vehicle has a motor and an engine each serving as a driving source for running the vehicle, and assembled batteries each capable of supplying an electric power to the motor. The assembled batteries include a high-power assembled battery and a high-capacity assembled battery. The high-power assembled battery is capable of charge and discharge with current relatively larger than that in the high-capacity assembled battery, and the high-capacity assembled battery has energy capacity relatively larger than that of the high-power assembled battery. In running of the vehicle using output from the motor with the engine stopped, the high-capacity assembled battery supplies more electric power to the motor than that in the high-power assembled battery. The high-power assembled battery is placed in a vehicle-inside space accommodating a passenger or baggage, and the high-capacity assembled battery is placed in a vehicle-outside space located on an outer face of a vehicle body. | 07-17-2014 |
20140210209 | VEHICLE - A vehicle has a motor serving as a driving source for running the vehicle, a high-power assembled battery and a high-capacity assembled battery each capable of supplying an electric power to the motor, and a temperature adjusting mechanism adjusting the temperature of each of the high-power assembled battery and the high-capacity assembled battery. The temperature adjusting mechanism supplies a heat exchange medium for use in the temperature adjustment of the high-power assembled battery and the high-capacity assembled battery to each of the assembled batteries. The high-power assembled battery is capable of charge and discharge with a current relatively larger than that in the high-capacity assembled battery. The high-capacity assembled battery has an energy capacity relatively larger than that of the high-power assembled battery, has a higher dependence of battery characteristic on temperature than that of the high-power assembled battery, and is placed on a flow path of the heat exchange medium upstream of the high-power assembled battery. | 07-31-2014 |
20140216842 | VEHICLE - A vehicle includes a motor serving as a driving source for running the vehicle, and a high-power assembled battery and a high-capacity assembled battery each capable of supplying an electric power to the motor and placed in a luggage space. The high-power assembled battery is capable of charge and discharge with a current relatively larger than that in the high-capacity assembled battery. The high-capacity assembled battery has an energy capacity relatively larger than that of the high-power assembled battery and has a higher dependence of battery characteristic on temperature than that of the high-power assembled battery. The high-capacity assembled battery is placed over the high-power assembled battery in the vehicle. | 08-07-2014 |
20140277890 | CONTROL DEVICE FOR HYBRID VEHICLE - Provided is a control device for a hybrid vehicle capable of attaining an assist torque generated by a clutch mechanism at an appropriate timing, upon starting the engine. Since an electronic control device outputs an engagement command for engaging a clutch (clutch mechanism) at a time preceding an (ignition) start command time for igniting an engine by a preceding-sending time, the clutch becomes engaged when the engine speed starts to increase, and the assist torque generated by the clutch mechanism can thus be obtained at an appropriate timing. Because the engine speed that was once increased upon starting the engine is not decreased, the energy that was consumed for starting the engine can be effectively used. | 09-18-2014 |
20140336893 | VEHICLE CONTROL DEVICE - A vehicle control device includes: an engine and a first motor generator from both of which a driving force for traveling is output to drive wheels; and an electricity storage device that storages electric power for driving the first motor generator. When a vehicle weight is in a reference state at a time of deceleration braking, the first motor generator is mainly caused, out of the first motor generator and the engine, to generate a braking force, and when the vehicle weight is greater than that in the reference state, the engine is mainly caused, out of the first motor generator and the engine, to generate the braking force. Thus, a sufficient braking force can be obtained while an input limit of the electricity storage device is prevented from being reached. | 11-13-2014 |
20140379189 | VEHICLE CONTROL DEVICE - A control device of a vehicle comprises: an electric motor connected to a drive force transmission path through a first connecting/disconnecting device connecting/interrupting power transmission; and an engine connected to the electric motor through a second connecting/disconnecting device connecting/interrupting power transmission, the control device of a vehicle disconnecting the first connecting/disconnecting device or the second connecting/disconnecting device during running to perform coasting with the engine separated, when performing coasting, a determination whether a vehicle speed is equal to or lower than a predetermined determination vehicle speed implemented, the engine separated by disconnecting the second connecting/disconnecting device with the first connecting/disconnecting device kept connected at a low vehicle speed where the vehicle speed is equal to or lower than the predetermined determination vehicle speed, and the engine separated by disconnecting the first connecting/disconnecting device at a high vehicle speed where the vehicle speed is higher than the predetermined determination vehicle speed. | 12-25-2014 |
20150039167 | CONTROL DEVICE FOR HYBRID VEHICLE - A control device of a hybrid vehicle including an electric motor and an engine as drive force sources, the hybrid vehicle being configured to execute engine running using the engine as the drive force source for running and motor running using the electric motor as the drive force source for running with the engine stopped, the control device having a predefined running performance oriented running mode such as a sport running mode and a predefined large drive force running mode with a lower requirement degree of start acceleration performance as compared to the running performance oriented running mode, in the predefined running performance oriented running mode, the motor running being inhibited, the engine running being performed in an operation range in which the motor running is normally performed, and the engine being retained in an operating state at the time of vehicle stop, and in the predefined large drive force running mode, the motor running being inhibited, the engine running being performed in the operation range in which the motor running is normally performed, and the engine being stopped at the time of vehicle stop. | 02-05-2015 |
20150072829 | VEHICLE CONTROL APPARATUS - A control device of a vehicle including an engine, an electric motor, and a clutch configured to achieve a mechanically directly-coupled state of a power transmission path between the engine/the electric motor and drive wheels, the control device causing the clutch to be slip-engaged or released when the engine is started during motor running in which only the electric motor is used as a drive force source for running with the clutch engaged, the control device being configured such that when the clutch is engaged during the motor running, an engagement pressure is made lower than an engagement pressure when the clutch is engaged during engine running in which at least the engine is used as a drive force source for running, and in the case of running with the clutch engaged, the engagement pressure of the clutch is constantly adjusted based on output torque of the electric motor during the motor running, while the engagement pressure of the clutch is not adjusted during the engine running. | 03-12-2015 |
20150097425 | VEHICLE - A vehicle includes a motor serving as a driving source configured to run the vehicle, and a high-power and high-capacity assembled batteries, each of the assembled batteries being formed to include secondary batteries configured to supply an electric power to the motor, the secondary batteries of the assembled batteries being housed in different cases. The high-power and high-capacity assembled batteries are arranged around a luggage space located in a rearward portion of the vehicle. The high-power assembled battery is chargeable and dischargeable with a current larger than a current in the high-capacity assembled battery. The high-capacity assembled battery has an energy capacity larger than an energy capacity of the high-power assembled battery. The high-capacity assembled battery is arranged above or below the high-power assembled battery in the vehicle, and at least a portion of the high-capacity assembled battery protrudes from the high-power assembled battery rearward in the vehicle. | 04-09-2015 |
20150149009 | VEHICLE CONTROL DEVICE - A control device of a vehicle includes an engine, an electric motor, and a first clutch connecting/disconnecting a power transmission path between the engine and the electric motor, and a second clutch configured to achieve a mechanically directly-coupled state of a power transmission path between the engine/the electric motor and drive wheels, the control device of a vehicle increasing a torque of the electric motor and causing the second clutch to slip-engage when the engine is started by controlling the first clutch toward engagement during motor running using only the electric motor as a drive force source for running with the first clutch released and the second clutch engaged, when the torque of the electric motor increased at the start of the engine relative to the torque of the electric motor during the motor running is larger, a slip amount of the second clutch being made larger as compared to when the torque is smaller. | 05-28-2015 |
20150151761 | DRIVE CONTROL DEVICE FOR VEHICLE - A drive control device for a vehicle including an engine and a clutch device provided in a power transmission path between the engine and a drive wheel includes: a normal traveling unit causing the vehicle to travel while the engine is connected to the drive wheel; a free-run coasting unit disconnecting the engine from the drive wheel during traveling and causing the vehicle to coast while the engine is stopped; a neutral coasting unit disconnecting the engine from the drive wheel during traveling and causing the vehicle to coast while the engine is autonomously operated; and a coasting switching control unit setting an upper limit value of an upward gradient of a road surface, at which the neutral coasting is stopped, such that the upper limit value is larger than an upper limit value of the upward gradient of the road surface, at which the free-run coasting is stopped. | 06-04-2015 |
20150158491 | DRIVE CONTROL DEVICE FOR VEHICLE - An upper limit value of an upward gradient of a road surface for starting neutral coasting is set to be larger than an upper limit of the upward gradient of the road surface for starting free-run coasting, so, when the upward gradient is relatively large and a coasting distance is short, the vehicle is caused to travel in the neutral coasting, and stop and restart of the engine are not carried out. Therefore, a decrease in drivability of the vehicle is suppressed. When the upward gradient is relatively small and the coasting distance is long, the vehicle is caused to travel in the free-run coasting, and supply of fuel to the engine is stopped, so fuel economy of the vehicle is obtained. Thus, it is possible to achieve both fuel economy and drivability of the vehicle during coasting on an upward gradient. | 06-11-2015 |
20150203095 | CONTROL APPARATUS FOR HYBRID VEHICLE - A vehicle control apparatus configured to selectively establish one of a first drive state in which a vehicle drive force is generated primarily by a second motor/generator operated with an electric energy supplied from an electric-energy storage device while an engine is placed in a rest state, and a second drive state in which a first motor/generator is operated with a drive force of the engine, to generate an electric energy and in which the vehicle drive force is generated primarily by the second motor/generator operated with at least the electric energy generated by the first motor/generator. The vehicle control apparatus is further configured such that the vehicle drive force generated in the second drive state at a given value of an accelerator pedal operation amount θacc is larger than that generated in the first drive state. | 07-23-2015 |
20150258976 | CONTROL DEVICE FOR HYBRID VEHICLE - The control device of the present invention causes an engine to perform both partial cylinder operation and also all-cylinder operation, and moreover changes the operating point of the engine when the motor torque of a second motor-generator enters into operating point changeover ranges R | 09-17-2015 |
20150266480 | VEHICLE DRIVE CONTROLLER - A running control device is configured to execute an engine coupling running mode performed with an engine and wheels connected by a connecting/disconnecting device, a neutral inertia running mode performed with the engine separated from the wheels by the connecting/disconnecting device while the engine is supplied with fuel and allowed to perform self-sustaining rotation, and a free-run inertia running mode performed with the engine separated from the wheels by the connecting/disconnecting device while fuel supply to the engine is stopped to stop rotation. The neutral inertia running mode is terminated when an operation amount of the accelerator pedal becomes equal to or greater than a predefined first determination value. The free-run inertia running mode is terminated when an operation amount of the accelerator pedal becomes equal to or greater than a predefined second determination value larger than the first determination value. | 09-24-2015 |
20150274166 | TRAVEL CONTROLLER FOR VEHICLES - A running control device of a vehicle includes an engine with a plurality of cylinders, and a clutch connecting/disconnecting a power transmission path between the engine and wheels, the running control device of a vehicle performing during an inertia running mode a neutral inertia running mode performed with the power transmission path between the engine and the wheels disconnected while the engine is kept operated, and a cylinder resting inertia running mode performed by resting at least a part of the cylinders of the engine while the power transmission path between the engine and the wheels is connected, the running control device of a vehicle increasing an operation region of performing the neutral inertia running mode in an operation region of performing the inertia running mode when idle learning performed in an idle operation state of the engine is incomplete, as compared to after completion of the idle learning. | 10-01-2015 |
20150274168 | VEHICLE TRAVEL CONTROLLER - A running control device of a vehicle including an engine, a brake operation member, and a brake booster, is configured to execute an engine brake running mode performed with the engine coupled to wheels and an inertia running mode performed with an engine brake force made lower than that in the engine brake running mode. The running control device executes first and second inertia running modes. The first inertia running mode is terminated when a brake request amount becomes equal to or greater than a predefined first determination value while the first inertia running mode is performed. The second inertia running mode is terminated and a return to the engine brake running mode is made when the brake request amount becomes equal to or greater than a predefined second determination value larger than the first determination value while the second inertia running mode is performed. | 10-01-2015 |
20150283994 | CONTROL APPARATUS FOR HYBRID VEHICLE - A control apparatus is applied to a hybrid vehicle having a driving apparatus including a power split mechanism which splits torque of an internal combustion engine into a first MG and output portion, and a motor lock mechanism which switches a state of the power split mechanism between a differential state in which the torque of the internal combustion engine splits into the first MG and output portion and a non-differential state in which it is stopped to split the torque. The hybrid vehicle switches a driving mode between a first driving mode in which the power split mechanism is switched to the differential state and a second driving mode in which the power split mechanism is switched to the non-differential state. The control apparatus calculates energy loss of the driving apparatus in each driving mode, and switches the driving mode of the vehicle based on the calculated energy loss. | 10-08-2015 |
20150284004 | VEHICLE TRAVEL CONTROL DEVICE - A running control device of a vehicle includes an engine, a clutch separating the engine and wheels, and a torque converter with a lockup clutch transmitting power of the engine toward the wheels, the running control device of a vehicle is configured to execute a neutral inertia running mode that is an inertia running mode performed while the engine and the wheels are separated and a cylinder resting inertia running mode performed by stopping operation in at least some of cylinders of the engine while the engine and the wheels are coupled, the lockup clutch has a weak engagement force while the neutral inertia running mode is performed as compared to while the cylinder resting inertia running mode is performed. | 10-08-2015 |
20150291165 | VEHICLE TRAVEL CONTROL DEVICE - A running control device of a vehicle including an engine, a connecting/disconnecting device separating the engine and wheels, and a transmission transmitting power of the engine toward the wheels, the running control device of a vehicle being configured to execute a normal running mode performed by using the power of the engine with the engine and the wheels coupled, a free-run inertia running mode that is an inertia running mode performed by separating the engine and the wheels and stopping the engine during running, and a neutral inertia running mode that is an inertia running mode performed by separating the engine and the wheels and operating the engine in a self-sustaining manner during running, the running control device of a vehicle setting a gear ratio of the transmission on a high vehicle speed side in the case of return from the free-run inertia running mode to the normal running mode. | 10-15-2015 |
20150291171 | VEHICLE TRAVEL CONTROLLER - A running control device of a vehicle executes a normal running mode with an engine coupled to drive wheels, a first inertia running mode with the engine stopped during running and an engine brake force reduced as compared to the normal running mode, and a second inertia running mode with the engine rotating during running and the engine brake force reduced as compared to the normal running mode. A determining portion determines a necessity of a brake negative pressure during the first or second inertia running mode. The necessity of the brake negative pressure is a condition for returning from the first inertia running mode and the second inertia running mode to the normal running mode. An upper limit value of the necessity of the brake negative pressure for returning from the first inertia running mode is smaller than that for returning from the second inertia running mode. | 10-15-2015 |
20150298698 | VEHICLE TRAVEL CONTROL DEVICE - A running control device of a vehicle includes an engine with a plurality of cylinders and a clutch separating the engine and wheels, the running control device of a vehicle controls and supplies the clutch a line pressure acquired by adjusting an output oil pressure of an oil pump, the running control device of a vehicle is configured to execute a neutral inertia running mode that is an inertia running mode performed while the engine and the wheels are separated and a cylinder resting inertia running mode performed by stopping operation in at least a part of the cylinders of the engine while the engine and the wheels are coupled, the line pressure is low while the neutral inertia running mode is performed as compared to while the cylinder resting inertia running mode is performed. | 10-22-2015 |
20150298700 | VEHICLE DRIVE CONTROLLER - A running control device of a vehicle includes an engine with cylinders, a clutch connecting/disconnecting a power transmission path between the engine and wheels, and a variable mechanism to vary an intake air amount sucked into the cylinders. The running control device performs a normal running mode by transmitting engine drive force to the wheels, a neutral inertia running mode by disconnecting the power transmission path between the engine and the wheels, and a cylinder resting inertia running mode by resting at least a part of the cylinders while the power transmission path between the engine and the wheels is connected. The running control device makes the intake air amount sucked into the cylinders larger at the time of return from the neutral inertia running mode to the normal running mode as compared to the case of return from the cylinder resting inertia running mode to the normal running mode. | 10-22-2015 |
20150298701 | VEHICLE TRAVEL CONTROL DEVICE - A running control device has an engine coupling running mode enabling an engine brake running mode performed by coupling an engine and wheels with an engine brake applied by driven rotation of the engine, and an inertia running mode performed with an engine brake force lower than that of the engine brake running mode. The running control device includes a steering wheel steering angle as a condition of terminating the inertia running mode. The running control device performs a first inertia running mode with the rotation of the engine stopped and a second inertia running mode with the engine rotating. The first inertia running mode is terminated when the steering angle becomes equal to or greater than a predefined first determination value. The second inertia running mode is terminated when the steering angle becomes equal to or greater than a predefined second determination value larger than the first determination value. | 10-22-2015 |
20150300274 | VEHICLE TRAVEL CONTROL DEVICE - A running control device of a vehicle includes an engine with a plurality of cylinders, a clutch connecting/disconnecting a power transmission path between the engine and wheels, a fuel pump transferring fuel toward an injector, and a fuel pressure control device controlling a fuel pressure in a transfer path of the fuel. The running control device of a vehicle performs a neutral inertia running mode performed with the power transmission path between the engine and the wheels disconnected, and a cylinder resting inertia running mode performed by resting at least a part of the cylinders of the engine with the power transmission path between the engine and the wheels connected, the fuel pressure during the neutral inertia running mode being made higher than the fuel pressure during the cylinder resting inertia running mode. | 10-22-2015 |
20150307102 | VEHICLE TRAVEL CONTROL DEVICE - A running control device of a vehicle includes an engine, a connecting/disconnecting device separating the engine and wheels, and a transmission transmitting power of the engine toward the wheels, the running control device being configured to execute a normal running-mode performed by using the power of the engine with the engine and the wheels coupled, a free-run inertia running-mode that is performed by separating the engine and the wheels and stopping the engine during running, and a neutral inertia running-mode that is a performed by separating the engine and the wheels and operating the engine in a self-sustaining manner during running, the running control device setting a gear ratio of the transmission on a low vehicle speed side in the case of return from the free-run inertia running-mode to the normal running-mode as compared to the case of return from the neutral inertia running-mode to the normal running-mode. | 10-29-2015 |
20150307103 | VEHICLE TRAVEL CONTROL DEVICE - A running control device of a vehicle includes an engine and a brake booster amplifying a brake force by forming a negative pressure in a negative pressure tank by rotation of the engine. The running control device is configured to execute an engine brake running mode performed with the engine coupled to wheels such that an engine brake is applied by driven rotation of the engine and an inertia running mode performed with an engine brake force made lower than that of the engine brake running mode. The running control device executes a first inertia running mode performed with the rotation of the engine stopped and a second inertia running mode performed with the engine kept rotating as the inertia running mode in accordance with predefined respective execution conditions. The running control device comprises a prediction portion configured to predict a necessity of the negative pressure. | 10-29-2015 |
20150321659 | CONTROL DEVICE FOR HYBRID VEHICLE - The control device of the present invention is applied to a vehicle in which a second motor-generator is linked to an output gear train via a gear. This control device sets a lower limit value for the torque outputted by the second motor-generator when a first motor-generator is locked by a motor locking mechanism and a power split mechanism is put into a non-differential state, and controls the second motor-generator so that, when the power split mechanism is in the non-differential state, the magnitude of the torque outputted by the second motor-generator is at least equal to the magnitude of that lower limit value. | 11-12-2015 |
Patent application number | Description | Published |
20150258976 | CONTROL DEVICE FOR HYBRID VEHICLE - The control device of the present invention causes an engine to perform both partial cylinder operation and also all-cylinder operation, and moreover changes the operating point of the engine when the motor torque of a second motor-generator enters into operating point changeover ranges R | 09-17-2015 |
20150274166 | TRAVEL CONTROLLER FOR VEHICLES - A running control device of a vehicle includes an engine with a plurality of cylinders, and a clutch connecting/disconnecting a power transmission path between the engine and wheels, the running control device of a vehicle performing during an inertia running mode a neutral inertia running mode performed with the power transmission path between the engine and the wheels disconnected while the engine is kept operated, and a cylinder resting inertia running mode performed by resting at least a part of the cylinders of the engine while the power transmission path between the engine and the wheels is connected, the running control device of a vehicle increasing an operation region of performing the neutral inertia running mode in an operation region of performing the inertia running mode when idle learning performed in an idle operation state of the engine is incomplete, as compared to after completion of the idle learning. | 10-01-2015 |
20150291165 | VEHICLE TRAVEL CONTROL DEVICE - A running control device of a vehicle including an engine, a connecting/disconnecting device separating the engine and wheels, and a transmission transmitting power of the engine toward the wheels, the running control device of a vehicle being configured to execute a normal running mode performed by using the power of the engine with the engine and the wheels coupled, a free-run inertia running mode that is an inertia running mode performed by separating the engine and the wheels and stopping the engine during running, and a neutral inertia running mode that is an inertia running mode performed by separating the engine and the wheels and operating the engine in a self-sustaining manner during running, the running control device of a vehicle setting a gear ratio of the transmission on a high vehicle speed side in the case of return from the free-run inertia running mode to the normal running mode. | 10-15-2015 |
20150298698 | VEHICLE TRAVEL CONTROL DEVICE - A running control device of a vehicle includes an engine with a plurality of cylinders and a clutch separating the engine and wheels, the running control device of a vehicle controls and supplies the clutch a line pressure acquired by adjusting an output oil pressure of an oil pump, the running control device of a vehicle is configured to execute a neutral inertia running mode that is an inertia running mode performed while the engine and the wheels are separated and a cylinder resting inertia running mode performed by stopping operation in at least a part of the cylinders of the engine while the engine and the wheels are coupled, the line pressure is low while the neutral inertia running mode is performed as compared to while the cylinder resting inertia running mode is performed. | 10-22-2015 |
20150298700 | VEHICLE DRIVE CONTROLLER - A running control device of a vehicle includes an engine with cylinders, a clutch connecting/disconnecting a power transmission path between the engine and wheels, and a variable mechanism to vary an intake air amount sucked into the cylinders. The running control device performs a normal running mode by transmitting engine drive force to the wheels, a neutral inertia running mode by disconnecting the power transmission path between the engine and the wheels, and a cylinder resting inertia running mode by resting at least a part of the cylinders while the power transmission path between the engine and the wheels is connected. The running control device makes the intake air amount sucked into the cylinders larger at the time of return from the neutral inertia running mode to the normal running mode as compared to the case of return from the cylinder resting inertia running mode to the normal running mode. | 10-22-2015 |
20150300274 | VEHICLE TRAVEL CONTROL DEVICE - A running control device of a vehicle includes an engine with a plurality of cylinders, a clutch connecting/disconnecting a power transmission path between the engine and wheels, a fuel pump transferring fuel toward an injector, and a fuel pressure control device controlling a fuel pressure in a transfer path of the fuel. The running control device of a vehicle performs a neutral inertia running mode performed with the power transmission path between the engine and the wheels disconnected, and a cylinder resting inertia running mode performed by resting at least a part of the cylinders of the engine with the power transmission path between the engine and the wheels connected, the fuel pressure during the neutral inertia running mode being made higher than the fuel pressure during the cylinder resting inertia running mode. | 10-22-2015 |
20150307102 | VEHICLE TRAVEL CONTROL DEVICE - A running control device of a vehicle includes an engine, a connecting/disconnecting device separating the engine and wheels, and a transmission transmitting power of the engine toward the wheels, the running control device being configured to execute a normal running-mode performed by using the power of the engine with the engine and the wheels coupled, a free-run inertia running-mode that is performed by separating the engine and the wheels and stopping the engine during running, and a neutral inertia running-mode that is a performed by separating the engine and the wheels and operating the engine in a self-sustaining manner during running, the running control device setting a gear ratio of the transmission on a low vehicle speed side in the case of return from the free-run inertia running-mode to the normal running-mode as compared to the case of return from the neutral inertia running-mode to the normal running-mode. | 10-29-2015 |
20150307103 | VEHICLE TRAVEL CONTROL DEVICE - A running control device of a vehicle includes an engine and a brake booster amplifying a brake force by forming a negative pressure in a negative pressure tank by rotation of the engine. The running control device is configured to execute an engine brake running mode performed with the engine coupled to wheels such that an engine brake is applied by driven rotation of the engine and an inertia running mode performed with an engine brake force made lower than that of the engine brake running mode. The running control device executes a first inertia running mode performed with the rotation of the engine stopped and a second inertia running mode performed with the engine kept rotating as the inertia running mode in accordance with predefined respective execution conditions. The running control device comprises a prediction portion configured to predict a necessity of the negative pressure. | 10-29-2015 |
20150321659 | CONTROL DEVICE FOR HYBRID VEHICLE - The control device of the present invention is applied to a vehicle in which a second motor-generator is linked to an output gear train via a gear. This control device sets a lower limit value for the torque outputted by the second motor-generator when a first motor-generator is locked by a motor locking mechanism and a power split mechanism is put into a non-differential state, and controls the second motor-generator so that, when the power split mechanism is in the non-differential state, the magnitude of the torque outputted by the second motor-generator is at least equal to the magnitude of that lower limit value. | 11-12-2015 |