Interrelated power delivery controls, including engine control inventions 03/09

20090082170 - Method and control architecture for optimization of cylinder deactivation selection and engine input torque for a hybrid powertrain system: A method and article of manufacture are provided for operating an internal combustion engine adapted to transmit torque to a hybrid transmission. The method comprises determining engine input torque transmittable to the hybrid transmission for a plurality of engine states the engine states comprising an all-cylinder operation and a cylinder-deactivation... Agent: Cichosz & Cichosz, PLLC

20090082171 - Output split electrically-variable transmission with electric propulsion using one or two motors: An electrically-variable transmission is provided with input member and output member, first and second motor/generators, a first planetary gear set and a final drive gearset. Two or three torque-transmitting mechanisms that are selectively engagable alone or in different combinations to establish at least one forward electric-only operating mode including a... Agent: Quinn Law Group, PLLC

20090082172 - Belt continuously variable transmission and line pressure control method thereof: In an area where a required primary pressure is higher than a required secondary pressure after a line pressure is controlled to an oil pressure obtained by adding a margin to a higher oil pressure of the required primary pressure and the required secondary pressure, the line pressure is gradually... Agent: Foley And Lardner LLP Suite 500

20090082173 - Method and device for controlling an automatic transmission: The invention relates to a method and a device for controlling an automatic transmission, the automatic transmission (100) comprising a single-stage planetary gear train (110) in combination with a two-stage planetary gear train (120), and provision being made for a brake band (B1) assigned to the large sun gear of... Agent: Ford Global Technologies, LLC

20090082174 - Shift control device for automatic transmission and control method thereof: An automatic transmission calculates a current thermal load state of the frictional element, predicts (S24, S31), prior to the start of the shift, a heat generation amount of the frictional element if the shift is performed in the first shift mode, predicts (S25, S32) a thermal load state of the... Agent: Foley And Lardner LLP Suite 500

20090082175 - Automatic speed change control system for vehicle: In an automatic speed change control system for a vehicle wherein a transmission is operated by use of an actuator, to contrive an alleviation of the burden in a shifting operation made by the user after a system starting operation. A shift actuator for controlling the speed change operation of... Agent: Birch Stewart Kolasch & Birch

20090075779 - Control device for vehicular power transmitting apparatus: The present invention provides, in a vehicular power transmitting apparatus including a differential portion electrically controlled, a control device which can quickly decrease the engine rotation speed, even if the operational state of an electric motor is limited. An engine-stop controlling means (112) includes limiting means for limiting the differential... Agent: Oliff & Berridge, PLC

20090075780 - Method and apparatus to monitor a valve adapted to control mode to gear transitions during operation of an electro-mechanical transmission: Monitoring operation of an electromechanical transmission having a hydraulic circuit with flow management valves and pressure control solenoids to actuate clutches and pressure monitoring devices to monitor the hydraulic circuit is provided. The transmission operates in fixed gear and continuously variable operating range states. The method comprises controlling position of... Agent: General Motors Corporation Legal Staff

20090069147 - Vehicular drive control apparatus and method for controlling a vehicular drive apparatus: When shifts are performed at the same time in first and second transmitting portions and the gear ratios of those transmitting portions change in opposite directions, a simultaneous shift control unit controls the shift in the first transmitting portion using a first electric motor and controls the shift in the... Agent: Oliff & Berridge, PLC

20090069148 - Control architecture and method for one-dimensional optimization of input torque and motor torque in fixed gear for a hybrid powertrain system: There is provided a control system for a powertrain system including an electro-mechanical transmission operative in a plurality of fixed gear modes and continuously variable modes. The control system is adapted to identify preferred operating conditions for operating the powertrain in a fixed gear operating range state. The method comprises... Agent: General Motors Corporation Legal Staff

20090069149 - Brake force control device and method: A braking force control device includes: a brake control device that controls a mechanical brake braking torque by operating electric actuators so as to achieve a requested brake braking torque; a motor control device that controls a motor torque by operating motors so as to achieve the requested motor torque;... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090069150 - Dual-cylinder gasoline engine with a centrifugal clutch: A dual-cylinder gasoline engine comprising a gasoline engine box, a cylinder I, a cylinder II, a centrifugal clutch and a gear box, wherein the cylinder I and the cylinder II are mounted with the gear box; the centrifugal clutch is installed on one side of the gear box the cylinders... Agent: Matthias Scholl

20090069151 - Valve control system: A solenoid control system for implementation with an electronic range selection (ETRS) system that shifts a transmission range between a park position and an out-of-park position. A first solenoid assembly is operable to control a fluid valve to supply pressurized fluid to urge a valve spool toward a first position.... Agent: General Motors Corporation Legal Staff

20090069152 - Ignition and transmission shift lever interlock system: The interlock system includes a shaft that defines a longitudinal axis which the shaft rotates about during transmission shift operations. A transmission shift lever is coupled to the shaft, and an inhibitor pin is coupled to the ignition switch by a cable. The inhibitor pin engages the transmission shift lever... Agent: Howard & Howard Attorneys PLLC

20090069153 - Methods for shifting a vehicle transmission: A continuously variable transmission mechanically coupled with an automated mechanical transmission is adjusted during a shifting process. At the completion of the shifting process, an engine mechanically coupled with the automated mechanical transmission is provided a fueling pulse. Additionally, the speed of an output shaft of the automated mechanical transmission... Agent: Brooks Kushman P.C.

20090069154 - Apparatus and method of engine torque control during power take-off operation in a motor vehicle: An apparatus and method is provided for controlling torque in a powertrain having an engine and a transmission capable of operating a power take-off unit. The apparatus includes: a controller selectively operable to send a power take-off unit activation request to a transmission control module within the powertrain; a transmission... Agent: Quinn Law Group, PLLC

20090069155 - Automotive accelerator pedal with adaptive position kick-down detent: An adaptive position kick-down detent mechanism for providing a force feedback to an operator of a vehicle through a drive-by-wire accelerator prior to the transmission performing a kick-down. The kick-down detent mechanism includes a plunger portion, a plunger driving device, and an elastic portion. The plunger portion is slidable within... Agent: Rankin, Hill & Clark LLP

20090062059 - Boosting assist hydraulic hybrid combination: A hydraulic hybrid system having an internal combustion engine and a hydraulic motor where the hydraulic hybrid system includes a boost device and at least one hydraulic storage device. The boost device is operatively connected to the internal combustion engine. The at least one hydraulic storage device is in operative... Agent: Warn, Hoffmann, Miller & Lalone, .p.c

20090062060 - Control apparatus and method for operating a combined hybrid drive and brake system: A combined hybrid drive and brake system for use with a rotatably driven mechanism includes a hybrid drive system that is adapted to decelerate a rotatably driven mechanism, accumulate the energy resulting from such deceleration, and use the accumulated energy to subsequently accelerate the rotatably driven mechanism. A brake system... Agent: Macmillan Sobanski & Todd, LLC

20090062062 - Method for controlling idle stop mode in hybrid electric vehicle: A method for controlling an idle stop mode in a hybrid electric vehicle is disclosed. The control method accords an oil pressure drain time that a continuously variable transmission clutch oil pressure is fully drained, a final off time of an engine, and a final control time of a motor... Agent: Edwards Angell Palmer & Dodge LLP

20090062061 - Preventing rollback of a hybrid electric vehicle: In a vehicle powertrain that includes an engine and an electric machine, a method for preventing rollback of a wheeled vehicle located on an incline includes determining a magnitude of wheel torque required to prevent the vehicle from rolling back, using the electric machine to produce the required magnitude of... Agent: Macmillan, Sobanski & Todd, LLC

20090062063 - Vehicle, driving system, and control methods thereof: At the time of a Hi-to-Lo speed change of a transmission, which is configured to transmit an output torque of a motor to a driveshaft, in an accelerator off state or in a low acceleration state with the driver's slight depression of an accelerator pedal, an engine is controlled to... Agent: Kenyon & Kenyon LLP

20090062064 - Shift control apparatus: A shift control apparatus is provided with a shift intention detecting device that electrically detects a shift intention of a driver; a shift driving device electrically controlled based on the shift intention; a shift mechanism; a first position information detecting device that detects, without contact, position information of the mechanical... Agent: Sughrue Mion, PLLC

20090062066 - Power train for a motor vehicle: Power train for a motor vehicle, having an engine with a driven shaft which has a crankshaft axle which is located longitudinally to the direction of travel and which is connected to a starting unit, a preliminary gear stage with an input shaft and an output shaft, the input shaft... Agent: Novak Druce & Quigg LLP

20090062065 - Powertrain control method and system: The invention concerns a method of operating a motor vehicle powertrain comprising an infinitely variable transmission and an engine. The transmission comprises a rotary transmission input coupled to the engine, a rotary transmission output coupled to the vehicle wheels, a variator which provides a continuously variable ratio (the “variator ratio”),... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090062067 - Excessive oil temperature increase prevention device for torque converter of automatic transmission: An excessive oil temperature increase prevention device for a torque converter of an automatic transmission is provided wherein, if the per-unit-time heating value of the torque converter becomes greater than or equal to an upper limit value, then the automatic transmission is downshifted and an upshift is inhibited. An expected... Agent: Sughrue Mion, PLLC

20090062068 - Apparatus for controlling automatic travel of vehicle: An apparatus controls automatic travel of a vehicle equipped with a motive power generator. In the apparatus, information indicating a road surface on which a vehicle is present currently is acquired. It is determined whether or not a command for shifting the vehicle from its stopped state to its traveling... Agent: Posz Law Group, PLC

20090062069 - Transmission control device of motorcycle: A transmission control device of a motorcycle can detect a predetermined traveling state based on the difference in rotational speed between a front wheel and a rear wheel, and can execute a shift-change control suitable for the traveling state. A transmission control device of a motorcycle includes a shift-change control... Agent: Birch Stewart Kolasch & Birch

20090062070 - Control device for vehicular power transmitting device: In a control device for a vehicular power transmitting device, if engine torque TE generated with using a fuel other than a basic fuel by an internal combustion engine (8) connected to a shifting mechanism (10) for power transmitting capability, exceeds torque TES generated with using a basic fuel, a... Agent: Oliff & Berridge, PLC

20090062071 - Torque transfer control system for power transmission device in a motor vehicle: A torque transfer mechanism includes a multi-plate clutch assembly that is operably disposed between a first rotary and a second rotary member. A control system determines a desired quantity of torque to deliver to the second rotary member and controls the clutch to produce the desired torque.... Agent: Harness, Dickey & Pierce, P.L.C