Interrelated power delivery controls, including engine control inventions 07/09

20090192013 - Hybrid vehicle: The hybrid vehicle comprises an engine 10; a continuously variable transmission 20 connected to an output shaft of the engine 10; and a rotating electric machine 100 operating as a motor or a generator. The rotating electric machine 100 is the permanent magnet field type having field-generating permanent magnets 124... Agent: Crowell & Moring LLP Intellectual Property Group

20090192014 - Methods and systems for controlling shifting between operating modes in hybrid vehicles: A method for controlling shifting between a plurality of operating modes in a hybrid vehicle includes the steps of obtaining a plurality of throttle position values, generating a comparison between a first throttle position value of the plurality of throttle position values and a second throttle position value of the... Agent: Ingrassia Fisher & Lorenz, P.C. (gm)

20090192015 - Driver intention detection algorithm for transmission control: A system and method for providing TCC control and/or transmission gear shift control by considering the rate of change of the accelerator pedal or throttle position. The method determines whether the rate of change of the throttle position exceeds a predetermined positive rate of change or a predetermined negative rate... Agent: MillerIPGroup, PLC General Motors Corporation

20090192016 - Clutch actuator and method for actuating a clutch: A clutch plate (6), as well as a method for operating a clutch (3), between the drive motor and the transmission (1) of a motor vehicle. The clutch plate includes a cylinder with a piston (14) and an actuator (15), such that a clutch release bearing (4), arranged co-axially to... Agent: Davis & Bujold, P.l.l.c.

20090192017 - Wheel slippage detection for drivetrain control: A method for preventing a torque converter clutch that controls the slip in a torque converter between a vehicle engine and transmission from locking up in response to wheel slip from one or more of the vehicle wheels. The method includes monitoring the vehicle speed and/or the transmission output speed,... Agent: MillerIPGroup, PLC General Motors Corporation

20090192018 - Method and control unit for controlling a drivetrain which has a dual-clutch transmission: A method for controlling the drivetrain of a motor vehicle which has a dual-clutch transmission with a first partial transmission and a first clutch and with a second partial transmission and a second clutch. The drivetrain is operated with a gear being engaged in the first partial transmission and a... Agent: Lerner Greenberg Stemer LLP

20090192019 - Foundation brake hill start aide system: An exemplary embodiment of a Hill Start Aide system for a vehicle includes a brake system. The brake system including a brake actuator for manually actuating the brake system. The brake system is selectively configurable in a stopped configuration, where the brake system is manually maintained via the brake actuator... Agent: Rader, Fishman & Grauer PLLC

20090192020 - Control apparatus for transmission: A control apparatus of a transmission for a vehicle, which includes an electric generator provided between an engine and the transmission and regenerating electricity when torque is transmitted from a drive shaft of the vehicle via the transmission in a braking condition, includes a releasing speed measuring unit, an up-shifting... Agent: Buchanan, Ingersoll & Rooney PC

20090186741 - Hybrid engine system with transient load assistance: A power train is provided having a power source for generating a power output. The power train also has a power storage device for storing and distributing power. The power train further has a controller configured to cause the distribution of power from the power storage device for assisting the... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20090186742 - Dual clutch transmission and method for controlling it: The invention relates to a dual clutch transmission with two friction clutches and a method for controlling it, where the two friction clutches are actuated by means of electromechanical disengaging units. To counteract lockup of the dual clutch transmission in the event of a failure of an electric motor, the... Agent: Simpson & Simpson, PLLC

20090186743 - Vehicle launch using a transmission input clutch: A method for controlling a transmission input clutch during a vehicle launch includes selecting a subject device that transmits torque between an input and an output, a providing a mathematical model of the subject device, such that the model employing only static relationships of engine speed and transmission input speed... Agent: Macmillan, Sobanski & Todd, LLC

20090186744 - Method and device for actuating a parking brake: Presented is a method for actuating a parking brake for a vehicle wheel. The parking brake includes a drive, a force transmitting device, and a device for sensing an application force component of the parking brake. The method includes minimizing friction losses and ageing losses of the force transmitting device,... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20090181821 - Method for operating a drivetrain: A method for operating a drivetrain of a motor vehicle including a hybrid drive with a combustion engine and an electric motor. A transmission is arranged between the hybrid drive and a drive output and a clutch is arranged between the combustion engine and the electric motor so that, if... Agent: Davis & Bujold, P.l.l.c.

20090181822 - Propulsion system for skidder: A skidder having a diesel engine coupled to a multiple gear ratio transmission driving a pair of wheel sets for a skidder. The diesel engine is controlled by an operator manipulated foot pedal or hand lever to control the power output and ultimately the maximum skidder ground speed. A controller... Agent: Taylor & Aust, P.C.

20090181823 - Control device and control method for vehicle: An ECU executes a program including the steps of: setting a first throttle opening degree (S100), setting a low gear torque LTE based on an engine torque map for low gear having the first throttle opening degree and an engine speed (rpm) as parameters (S200), setting a high gear torque... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090181824 - Method for operating a torque-converter lockup clutch for a hydrodynamic torque converter and control device for implementing the method: A method for operating a torque-converter lockup clutch (20) for a hydrodynamic converter (1), where the slip (s) of the torque converter (1) is adjusted using a setpoint value (sw), while the torque-converter lockup clutch (20) is being closed. The method is also designed with the intention of providing an... Agent: Kenyon & Kenyon LLP

20090181825 - Releasing system with consistent stroke utilizing wear and tear compensation: A release system (1) for a clutch and/or an accelerating coupling (2) in a motor vehicle, which automatically compensates for wear on the clutch and/or accelerating coupling (2). The release system (1) includes of a piston-cylinder unit (24), which is arranged concentrically with a transmission input shaft (12) and features... Agent: Davis & Bujold, P.l.l.c.

20090176617 - Method for the operation of a hybrid drive train in a motor vehicle: The hybrid drive train has an internal combustion engine connected to a first input shaft via a first clutch and connected to a second input shaft via a second clutch. An electric machine is connected to the second input shaft. The first input shaft is coupled to an output shaft... Agent: Lucas & Mercanti, LLP

20090176618 - Apparatus and method for controlling continuously variable transmission and program for performing the control method: An apparatus and method for controlling a CVT (continuously variable transmission), and a program for executing the control method that reduces a transmission shock during a braking operation. When a foot brake switch is turned on and a vehicle speed is less than or equal to a threshold speed, the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090176619 - Vehicle control apparatus: Control apparatuses (6, 10) include an ending process element that, when a locked state is established within a reference period after operation of a parking mechanism (5), performs a normal ending process that stops a vehicle drive source (1) and switches to an ignition off position, and when the locked... Agent: Sughrue Mion, PLLC

20090170657 - Hydraulic supply system for a hydraulically actuated automatic transmission: A hydraulic supply system for a hydraulically actuated automatic transmission, in particular for a belt-driven conical-pulley transmission. The system includes a primary pump driven by a primary drive system to provide pressure in a supply line connected to a regulating valve. The supply line is connected through a pilot valve... Agent: Alfred J Mangels

20090170658 - Power unit for small type vehicle: A power unit for a small type vehicle wherein a speed change mechanism is disposed on a lateral side of a crankcase on the side of one end of a crankshaft. A valve operation controller for controlling the operations of valve operation mode change mechanisms and a speed change controller... Agent: Birch Stewart Kolasch & Birch

20090170659 - Method for operating an automatic friction clutch: A method for operating an automated friction clutch in which a clutch load, corresponding to an energy input, is determined and the operation of the clutch is controlled as a function of the clutch load determined. Glazing of the clutch lining that results from too low an energy input, in... Agent: Davis & Bujold, P.l.l.c.