Patent application number | Description | Published |
20080300744 | Connecting device, transmission, power output apparatus including the transmission, and method of controlling connecting device | 12-04-2008 |
20080312021 | Power output apparatus and hybrid vehicle equipped with power output apparatus - A hybrid vehicle | 12-18-2008 |
20100006357 | POWER OUTPUT APPARATUS AND HYBRID VEHICLE - A hybrid vehicle includes an engine, motors configured to input and output power, a power distribution integration mechanism, and a transmission. The power distribution integration mechanism has a sun gear connected with one of the motors, a carrier connected with the other motor, and a ring gear connected with the engine. The transmission includes a first speed change mechanism and a second speed change mechanism. The first speed change mechanism has a first speed gear train and a third speed gear train arranged to connect the carrier of the power distribution integration mechanism with a driveshaft. The second speed change mechanism has a parallel shaft-type gear train that is not used alone to set the speed ratio. | 01-14-2010 |
20100012407 | POWER OUTPUT APPARATUS AND HYBRID VEHICLE - A hybrid vehicle includes an engine, motors, and a power distribution and integration mechanism that are coaxially arranged with respect to each other. The hybrid vehicle also includes a transmission including a transmission differential rotation mechanism that is a single pinion planetary gear mechanism having a sun gear, a ring gear, and a carrier that is connected to a drive shaft, and that is configured such that these three elements can differentially rotate with each other; and a clutch capable of selectively coupling one of or both of the carrier and the sun gear of the power distribution and integration mechanism with the sun gear of the transmission differential rotation mechanism. | 01-21-2010 |
20100018789 | COUPLING DEVICE, AND POWER OUTPUT APPARATUS AND HYBRID VEHICLE INCLUDING COUPLING DEVICE - A clutch included in a transmission includes a first engaging portion provided in a first motor shaft, a second engaging portion provided in a carrier shaft spaced apart from the first engaging portion in an axial direction, a third engaging portion provided in sun gear shaft so as to surround the first and second engaging portions, a first movable engaging member that can engage with both the first and third engaging portions and is movable in an axial direction, a second movable engaging member that can engage with both the second and third engaging portions and is movable in an axial direction and first and second actuators that move the movable engaging members in an axial direction. | 01-28-2010 |
20100029436 | POWER OUTPUT APPARATUS, HYBRID VEHICLE PROVIDED WITH THE SAME, AND CONTROL METHOD OF POWER OUTPUT APPARATUS - In a hybrid vehicle, in order to stop an engine while a clutch is kept engaged and to transmit power from a motor to a drive shaft by changing a change speed state of a transmission when the power from a second motor is being transmitted to the drive shaft by the transmission, for example, a rotation speed of the first motor is adjusted so that the first motor can be connected to the drive shaft with the clutch disengaged while torque commands for both motors are set so that the power based on torque demand is outputted to the drive shaft, the power is transferred from the second motor to the first motor while both motors are connected to the drive shaft by the transmission, and the connection between the second motor and the drive shaft by the transmission is disconnected. | 02-04-2010 |
20100038157 | POWER OUTPUT APPARATUS AND HYBRID VEHICLE - The hybrid vehicle includes an engine; a motor capable of inputting power and a motor capable of outputting power; a power distribution and integration mechanism including a sun gear connected to the inputting motor, a carrier connected to the outputting motor, and a ring gear connected to the engine; and a transmission capable of selectively transmitting power outputted through the sun gear and a first motor shaft and power outputted through the carrier and a carrier shaft to a drive shaft with a change in speed ratio as well as having a clutch and a fixing member for non-rotatably fixing the sun gear of the power distribution and integration mechanism. | 02-18-2010 |
20100044128 | POWER OUTPUT APPARATUS AND HYBRID VEHICLE - The hybrid vehicle includes an engine, two motors, and a power distribution integration mechanism arranged coaxially with one another and a transmission. The transmission includes a transmission shaft extended in parallel with a first motor shaft and a second motor shaft, a first coupling gear train in combination with a second coupling gear train and a clutch arranged to selectively connect a ring gear and a sun gear of the power distribution integration mechanism to the transmission shaft, a deceleration mechanism connected with the transmission shaft and arranged to decelerate power from the transmission shaft and output the power of the reduced speed from a carrier, and a clutch arranged to selectively connect the carrier and the ring gear to a driveshaft. | 02-25-2010 |
20100051360 | COUPLING DEVICE, AND POWER OUTPUT APPARATUS AND HYBRID VEHICLE INCLUDING COUPLING DEVICE - A clutch includes a first engaging portion of a first motor shaft, a second engaging portion of a carrier shaft, a third engaging portion of a sun gear shaft having a flange portion facing the second engaging portion, a first movable engaging member that can engage with both the first and third engaging portions, and a second movable engaging member including a sliding portion slidably supported by the sun gear shaft, an engaging portion that can engage with the second engaging portion on the side closer to the carrier shaft than the flange portion, and a connecting portion that connects the sliding portion and the engaging portion and has a projecting piece inserted into a hole portion of the flange portion, and actuators. | 03-04-2010 |
20100051361 | POWER OUTPUT APPARATUS, VEHICLE EQUIPPED WITH POWER OUTPUT APPARATUS, AND CONTROL METHOD OF POWER OUTPUT APPARATUS - In a 2-motor drive mode with connection of both motors with a driveshaft by means of a transmission, a hybrid vehicle sets torque commands of the motors to substantially equalize an output torque of the second motor with an output torque of the first motor and to ensure output of a torque equivalent to a preset torque demand to the driveshaft. This arrangement ensures continuous output of a relatively large torque. | 03-04-2010 |
20100078238 | POWER OUTPUT APPARATUS, HYBRID VEHICLE EQUIPPED WITH POWER OUTPUT APPARATUS, AND CONTROL METHOD OF POWER OUTPUT APPARATUS - When a required speed ratio as a required value of a speed ratio between an engine and a driveshaft becomes equal to or less than a lower limit speed ratio that is not more than an n-th shift speed ratio during an n-th speed state of a transmission, a hybrid vehicle controls the engine, two motors, and the transmission to ensure output of power based on a torque demand to the driveshaft while performing an engine rotational speed adjustment of making a rotational speed of the engine equal to a shift rotational speed corresponding to an upper side shift speed ratio or an effective shift speed ratio and a shift from an n-th speed state to an (n+1)-th speed state. | 04-01-2010 |
20100113213 | POWER OUTPUT APPARATUS, HYBRID VEHICLE HAVING THE SAME, AND METHOD OF CONTROLLING THE POWER OUTPUT APPARATUS - The hybrid vehicle transfers power between the two motors, releases a coupling between one of the motors and the drive shaft, adjusts the rotation speed of one of the motors which is released from the coupling to the drive shaft by the transmission so as to enable drive source element connection, and connects the clutch as well as cranks the engine by either one or the other motor when the engine is started while the clutch is released, the engine is stopped, both the motors are coupled to the drive shaft as well as at least one of the motors is caused to output power. | 05-06-2010 |
20100147610 | POWER OUTPUT APPARATUS, HYBRID VEHICLE WITH THE SAME, AND CONTROL METHOD OF POWER OUTPUT APPARATUS - When a predetermined change speed state shift condition is satisfied while the transmission connects a carrier with a drive shaft, a hybrid vehicle performs a rotational speed adjustment process of conforming a rotational speed of a motor to a target rotational speed based on a gear ratio of the transmission and a rotational speed of the drive shaft, a connection a sun gear with the drive shaft by a gear train of the transmission corresponding to a target speed, a power transfer process of transferring power between the motors in a simultaneous engagement state to make the motors output power required in a post-change speed state corresponding to a target speed, and a disconnection the carrier from the drive shaft. | 06-17-2010 |
20110190970 | POWER GENERATION DEVICE EQUIPPED ON VEHICLE - A structure for controlling an engine is simplified in a power generation device equipped on a vehicle which generates power by a driving force of an engine. An operation unit ( | 08-04-2011 |