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Interrelated power delivery controls, including engine control May archived by USPTO category 05/11

20110124465 - Automobile dual-power automatic transmission box: An automobile dual-power automatic transmission box supplies two different power sources to a wheel to drive an automobile and includes a first power source for rotating a first drive shaft, a second drive shaft rotated by the first drive shaft, a third drive shaft for rotating the wheel, a second... Agent:

20110118077 - Vehicle power transmission device and control system for power transmission: A power transmission apparatus for a vehicle which includes a first, a second, and a third rotor which split power among a motor-generator, an internal combustion engine, and a driven wheel of the vehicle. The apparatus also includes a torque transmission control mechanism which selectively transmits torque between the first... Agent: Nippon Soken, Inc.

20110118079 - Shiftable clutch device, particularly friction wet clutch, drive train for a hybrid system and method for operating the drive train and vehicle including the drive train: A shiftable clutch device for disconnecting a first drive machine from a drive train and connecting it thereto, including a control device that can be actuated by a pressure medium, is characterized according to the invention in that the shiftable clutch device includes two partial clutches, a first partial clutch... Agent: Schaeffler Technologies Gmbh & Co. Kg

20110118078 - Vehicle and method for controlling engine start in a vehicle: A vehicle includes a motor/generator, a starter motor, a disconnect clutch disposed between the engine and the motor/generator, and at least one clutch disposed between the motor/generator and the vehicle drive wheels. When an engine start is requested, various parameters are controlled to ensure a smooth engine start wherein driveline... Agent: Ford Global Technologies, LLC

20110118080 - Transmission hydraulic control system having clutch compensator feed override: A hydraulic control system in a transmission includes a source of pressurized hydraulic fluid and a compensator valve in communication with the source of pressurized hydraulic fluid and a torque transmitting device. The compensator valve is operable to allow communication of the hydraulic fluid from the source of pressurized hydraulic... Agent: Gm Global Technology Operations, Inc.

20110118081 - Transmission hydraulic control system having a main line feed accumulator: A hydraulic control system for controlling a transmission includes an accumulator, a plurality of control devices, and a plurality of valves. The accumulator provides pressurized hydraulic fluid to a pressure control subsystem during an engine restart. The plurality of control devices includes solenoids and one way ball check valves. The... Agent: Gm Global Technology Operations, Inc.

20110118082 - Control mechanism and method for engagement of impeller clutch: A method for engagement of an impeller clutch includes a process for decreasing a back pressure relative to a clutch engagement pressure by decreasing an internal pressure of a torque converter in a case where the impeller clutch is brought into an engaged state, the impeller clutch enabling a driving... Agent: Aisin Seiki Kabushiki Kaisha

20110118083 - Motor grader: A motor grader includes an engine, a torque converter, a drive wheel, an engine revolution detector, and a control unit. The torque converter, including a lock-up clutch, transmits driving force from the engine. The drive wheel is rotationally driven by the driving force from the engine. The engine revolution detector... Agent: Komatsu Ltd.

20110111919 - Transmission having planetary gear drive with variable speed reduction: A transmission for transferring torque from a prime mover includes a first input shaft adapted to be driven by the prime mover, a second input shaft and an output shaft. A compound planetary gearset includes a sun gear driven by the first input shaft, first pinion gears being driven by... Agent:

20110111920 - Powertrain thermal management system: The present disclosure relates to a thermal management system for a vehicle powertrain and a method for heating the transmission. Exemplary thermal management systems include a heater core, a transmission fluid warmer selectively in thermal communication with the heater core, a bypass valve between the heater core and transmission fluid... Agent: Ford Global Technologies LLC

20110111921 - Apparatus and method for using transmission output torque data to control gear change: An automatic transmission includes gears, torque-transmitting mechanisms, interconnecting members, an input member and an output member. A method of controlling the automatic transmission includes data acquisition from the output shaft torque sensor, commanding a hydraulic fluid pressure pulse time and a pressure pulse value to engage a first torque-transmitting mechanism,... Agent: Gm Global Technology Operations, Inc.

20110105275 - Method for sound modeling for downshifting with intermediate gas: In a method for controlling shifting in a motor vehicle having an internal combustion engine and an automatic transmission, intermediate gas is automatically applied for reducing and/or compensating for an abrupt shift when downshifting. In a first phase, wherein the transmission is in the hydraulic down time thereof, the actual... Agent: Daimler Ag

20110105276 - Transmission overdrive protection system: A transmission overdrive protection system that includes a vehicle transmission control module linked with a vehicle transmission. A vehicle towing harness is coupled to the vehicle for connection to a trailer. An overdrive module is connected to the vehicle transmission control module and vehicle towing harness. The overdrive module includes... Agent: