Interrelated power delivery controls, including engine control inventions 03/08

20080070745 - Gear shift control device for a hybrid electric vehicle: A hybrid electric vehicle is capable of transmitting both of a driving force outputted from an engine and a driving force outputted from an electric motor and blocking the transmission of the driving force from the engine to a transmission unit by using a clutch. If the electric motor is... Agent: Jacobson Holman PLLC

20080070746 - Power transmission system for vehicle and control method therefor: A method of controlling a power transmission system for a vehicle includes resuming fuel supply from a fuel cut condition during transition from an accelerator-off mode to an accelerator-on mode, setting a speed change inhibition time period of a continuously variable transmission (“CVT”) in correspondence to a speed change ratio,... Agent: Osha Liang L.L.P.

20080070747 - Automatic shifting-operation control system: An automatic shifting-operation control system having an engine control unit that controls the operation of an engine by a signal of an intake air amount detected by intake air amount detecting unit which detects an intake air amount of an engine, and which includes one or both of a vehicle... Agent: Baker & Hostetler LLP Washington Square

20080070748 - Shift control apparatus and method for automatic transmission: When a determination for a second shift is made during a first shift process, if the turbine speed is the variety of the synchronous rotational speed for the speed to which the automatic transmission is to be shifted in the second shift and the hydraulic pressure command value for the... Agent: Oliff & Berridge, PLC

20080070749 - Gear shift device for an automatic transmission of a motor vehicle: In a gear shift device for an automated shift transmission of a motor vehicle having a main transmission and an auxiliary group, wherein a series of gear shift elements, for example in the form of gear shift forks, have to be operated, piston cylinder units for shifting the main transmission... Agent: Klaus J. Bach & Associates Patents And Trademarks

20080070750 - Vehicle transmission: A speed change control device carries out speed change control of a stepless speed change mechanism in accordance with the vehicle speed. The speed change control device includes: first vehicle speed selection means for comparing a first vehicle speed obtained from the rotation speed of an output member 26 of... Agent: Arent Fox LLP

20080070751 - Controlling method for damper clutch of automatic transmission and system thereof: A controlling method and system for a damper clutch of an automatic transmission control a damper clutch release condition according to a direct connection status of a damper clutch. The controlling method includes: determining whether the damper clutch is in a direct connection status in a power-on state or a... Agent: Morgan, Lewis & Bockius LLP (sf)

20080064558 - System and method for boosting torque output of a drive train: A method and system for boosting a torque output of a drive train comprises an engine speed detector for detecting an engine speed of an engine having a baseline torque versus engine speed curve. A data processor determines if the detected engine speed is within a first range of engine... Agent: Darin E. Bartholomew Patent Department

20080064559 - Control system architecture for a hybrid powertrain: A control apparatus for a powertrain system comprising an engine and two electrical machines operably coupled to a two-mode compound-split electro-mechanical transmission is provided. It includes a system controller and two motor control processors. The system controller communicates with the motor control processors via two high speed communications buses and... Agent: Christopher Devries General Motors Corporation, Legal Staff

20080064560 - Method for operating a drive train: A method of operating a drive train of a motor vehicle with a hybrid drive having an internal combustion engine, an electric motor, an automatic transmission. The drive train also having a clutch between the internal combustion engine and the electric motor, and a clutch or a torque converter between... Agent: Davis Bujold & Daniels, P.l.l.c.

20080064561 - Method for operating a drive train: A method of operating a motor vehicle drive train having a hybrid drive including an internal combustion engine, an electric motor and an automatic transmission. A clutch is located between the internal combustion engine and the electric motor, and a clutch or a torque converter is located between the electric... Agent: Davis Bujold & Daniels, P.l.l.c.

20080064563 - Automatic transmission controller for a vehicle and method for controlling an automatic transmission system for a vehicle: An automatic transmission controller for a vehicle has an insufficient gear shifting time determining device that determines whether a gear shifting time for shifting performed by disengagement of two engaging elements and engagement of two engaging elements is insufficient; and a double engage/disengage prohibiting device that prohibits the gear shift... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080064562 - Method and apparatus to monitor operation of an auxiliary hydraulic pump in a transmission: The invention comprises a method and apparatus to monitor operation of an electrically-actuated hydraulic pump selectively operative to supply pressurized fluid to a hydraulic circuit for a transmission device operably connected to an internal combustion engine of a vehicle. It includes monitoring vehicle operation and passively and intrusively monitoring hydraulic... Agent: General Motors Corporation Legal Staff

20080064564 - Belt-driven conical-pulley transmission with improved towing suitability: A conical disk pair for a belt-driven conical-pulley transmission includes a shaft that is rigidly connected to an axially fixed disk, and an axially movable disk that can be shifted axially on the shaft and is rotationally fixed to the shaft. A torque-sensing device has a first shaped surface that... Agent: Alfred J Mangels

20080064565 - Shift control apparatus for an automatic transmission: A shift speed control that, in the case in which it is determined that reverse jump shifting, which returns to a previous shift speed, has occurred during jump shift control, a load amount determining means determines whether a load amount that is applied to friction engagement elements is within a... Agent: Sughrue Mion, PLLC

20080064566 - Method for controlling skip down shift of automatic transmission for vehicle: Disclosed is a method for controlling a skip down shift of an automatic transmission including a clutch to one-way clutch mechanism, a primary shift portion and a secondary shift portion by synchronizing the secondary shift portion to a target shift-speed through an engine torque reduction control.... Agent: Edwards Angell Palmer & Dodge LLP

20080064567 - Method for managing engine torque during a gear shift in an automatic shift manual transmission: A method and system for controlling output torque of an internal combustion engine during a gearshift in an automatic shift manual transmission coupled to the engine is disclosed. The transmission includes a multiplicity of gears and a clutch actuated by a transmission control unit (TCU), which controls clutch disengagement, gear... Agent: Ford Global Technologies, LLC

20080064568 - Failure detection device and method for automatic transmission: There is provided a failure detection device for an automatic transmission having a one-way clutch to disable engine braking in a given gear stage and an engine braking friction element to lock the one-way clutch and switching between a first shift mode in which the engine braking friction element is... Agent: Foley And Lardner LLP Suite 500

20080064569 - Coupling assembly: A coupling assembly comprises an input shaft driven by a prime mover, at least one output shaft drivingly coupled to the input shaft, a fluid pump selectively driven by the input shaft through an auxiliary clutch, a friction clutch for selectively frictionally coupling the input shaft with the at least... Agent: Berenato, White & Stavish

20080058152 - Power-on downshift control for a hybrid electric vehicle powertrain: A method is disclosed for controlling a hybrid electric vehicle powertrain having a multiple-ratio transmission. On a power-on transmission downshift, electric wheel torque is used to compensate for a slow response of an engine to a request for increased traction wheel torque.... Agent: Brooks Kushman P.C./fgtl

20080058154 - Hybrid vehicle control apparatus: A hybrid vehicle control apparatus is provided with a motor/generator arranged between an engine and a transmission, a first clutch disposed between the engine and the motor/generator, a second clutch disposed in a power train spanning from the motor/generator to a drive wheel, and a controller. The controller controls the... Agent: GlobalIPCounselors, LLP

20080058155 - Transmission control device for continuously variable transmission apparatus for vehicles: In a continuously variable transmission apparatus, by adjusting the transmission ratio of a toroidal continuously variable transmission, an output shaft can be stopped while an input shaft is left rotating in one direction by a drive source. And, when, while the vehicle is running, a select lever is operated to... Agent: Sughrue-265550

20080058153 - Method for controlling a drivetrain of a motor vehicle: A method for controlling a drivetrain of a motor vehicle is provided. The drivetrain includes, as components, at least an internal combustion engine, an electric drive machine, a clutch and a transmission that can be connected to drive wheels. A control device initiates gear shifts at the transmission based on... Agent: Manfred Beck, P.A.

20080058156 - Device and method for controlling an automatic transmission: A control device for an automatic transmission includes: a control portion that executes a neutral control to release the friction engagement element if a progressing position of the automatic transmission is selected, and a state of the vehicle satisfies a certain condition; a detection portion that detects degree of deceleration... Agent: Oliff & Berridge, PLC

20080058157 - Control apparatus for automatic transmission having fail-safe function during vehicle stop: A control apparatus for an automatic transmission including a plurality of frictional elements each arranged to be engaged by receiving supply of an engagement pressure regulated by a solenoid, and being arranged to attain a plurality of gear stages by combination of engagements of the frictional elements, the control apparatus... Agent: Foley And Lardner LLP Suite 500

20080058158 - Control device and control method for vehicle: An ECU for a vehicle equipped with an automatic transmission includes a detection unit that detects a position of a transmission selection member manipulated by a driver; a determination unit that determines whether a gear step is abnormal when a preset time has elapsed after the transmission selection member is... Agent: Sughrue Mion, PLLC

20080058159 - Apparatus and method for controlling automatic transmission: An apparatus and a method for controlling an automatic transmission that executes the learning of a shift point and provides an optimal upshift even when a vehicle is driven under conditions where resistance to driving varies greatly, such as when going up or down a hill or when towing. A... Agent: Sughrue Mion, PLLC

20080058160 - Powertrain and method of operation: A method of releasing a lockup clutch for a fluid coupling assembly disposed between an engine and an automatically shiftable transmission during a negative engine torque mode of operation is provided. The method includes the steps of: A) determining a current engine torque value prior to commanding the engine to... Agent: General Motors Corporation Legal Staff

20080058161 - Torque converter clutch slip control: A method and system for regulating engagement of a torque converter clutch (TCC) in a vehicle incorporating a transmission that is driven by an engine through a torque converter includes determining a non-linear slip profile based on vehicle operating parameters, calculating an actual TCC slip, calculating a TCC ramp pressure... Agent: General Motors Corporation Legal Staff

20080058162 - Method for operating a brake system of a motor vehicle: A method for operating a brake system of a motor vehicle, prefilling taking place to at least partially overcome an air gap of one wheel brake or a plurality of wheel brakes if the air gap of at least one wheel brake is increased, in particular as a result of... Agent: Kenyon & Kenyon LLP

20080058163 - Lockable manual release device for a brake: An electromagnetically released spring-loaded brake for cooperation with a motor or similar, with the manual release of the brake being effected in a tangential direction by means of a manual release lever 9, and with actuation of the manual release lever 9 causing armature disc 3 to be urged towards... Agent: W. Norman Roth