REGISTER now for FREE 
|
FREE patent keyword monitoring and additional FREE benefits. REGISTER now for FREE
|
|
|
Data Processing: Vehicles, Navigation, And Relative Location > Vehicle Control, Guidance, Operation, Or Indication > Clutch Control Clutch ControlClutch Control patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.09/21/06 - 20060212204 - Clutch control apparatus and method A clutch control apparatus for a power transmission system including an input rotating member and an output rotating member. The clutch control apparatus includes a friction clutch, and a control unit. The control unit sets a first desired clutch torque setting in accordance with a clutch slip indicator; sets a ... 07/20/06 - 20060161326 - Method and system for detecting damage done to a clutch having at least two components that transfer torque by frictional engagement A method for detecting damage done to a clutch having at least two components that transfer torque by frictional engagement comprises the following steps: determining the friction power L introduced into the friction surfaces of the components by slippage between the torque-transferring components, calculating an individual damage value ESW=f(L,t), wherein ... 06/08/06 - 20060122755 - Control of lock-up clutch A control device of a lock-up clutch of a torque converter interposed between a transmission and engine used with a vehicle, is disclosed. The control device has a sensor which detects an input rotation speed to the torque converter, a sensor which detects an output rotation speed from the torque ... 05/18/06 - 20060106520 - Uphill start-up assistance device for motor vehicle A device for uphill start-up assistance for a motor vehicle including a control for controlling release of the vehicle mechanical brakes that act on the vehicle wheels, so that the vehicle is maintained on the slope when maneuvering uphill without any intervention from the driver on this maintaining condition. The ... 04/27/06 - 20060089776 - Lock-up clutch control A lock-up clutch control apparatus for controlling a lock-up clutch (6) provided in a torque converter (5) installed between an engine (3) and a transmission (4), is disclosed. The lock-up clutch control apparatus has a differential pressure generator (7,8) which engages, causes a slip of or disengages the lock-up clutch ... 04/06/06 - 20060074539 - Method of timed shift to neutral in apparent stationary modes A control for a transmission and a clutch monitors conditions to determine when a vehicle associated with the clutch and transmission is likely in a stationary state. If the vehicle appears to be stationary, with the transmission engaged and the clutch open, then the control determines that the transmission should ... 02/16/06 - 20060036359 - Clutch fault detection A method for detecting a clutch fault of an automatic transmission includes determining a current clutch energy density of a clutch during a range shift and comparing the current clutch energy density to a first energy density threshold. A diagnostic alert is activated if the current clutch energy density exceeds ... 01/12/06 - 20060009900 - Method for setting a clutch torque In a method for setting the clutch torque of a clutch, especially a clutch disposed in a drive train of a motor vehicle, the clutch is adjusted using a clutch actuator. This clutch actuator has at least two actuator parts that may be positioned relative to each other at raster ... 01/05/06 - 20060004506 - Method for the protection of an automatically actuated clutch of a vehicle from overload A method for the protection of an automatically actuated clutch of a vehicle from overload, comprising the steps of determining a driving situation of the vehicle, continuously determining the energy input in the clutch, and, preventing or reducing an overload state via targeted intervention in vehicle management as a function ... 12/22/05 - 20050283298 - Control device and vehicle with auto clutch, control method thereof, and vehicle A control device and a control method for a vehicle with an auto clutch, and a vehicle with an auto clutch which is able to control the unexpected roll back of the vehicle caused by the security function when the abnormality of a clutch is detected. When temperature abnormality judgment ... 12/15/05 - 20050278103 - Lockup control of torque converter A controller (5) controls the engaging force between a pump impeller (1a) connected to an engine (2) and a turbine runner (1b) connected to an automatic transmission (23). The controller (5) first performs feedforward control of the engaging force. The controller (5) determines a reference value and a target rotation ... 11/17/05 - 20050256626 - Method and apparatus to control hydraulic pressure in an electrically variable transmission A method and apparatus to control an electrically variable transmission, by dynamically controlling system main hydraulic clutch pressures, based upon required clutch capacity, as determined by output load of the transmission. Included is a method to regulate hydraulic clutch pressure in an electrically variable transmission equipped with at least one ... 11/17/05 - 20050256625 - Hydraulic clutch state diagnostic and control Clutch engagement is preferably determined in accordance with monitored pressure conditions within a clutch control chamber. Clutch slip is monitored and information respecting clutch engagement inferred therefrom is stored for subsequent retrieval and use in a redundant slip based clutch engagement determination. Clutch slip is also monitored for information respecting ... 10/06/05 - 20050222738 - Lock-up control for torque converter A lock-up clutch control device which controls a lock-up clutch provided in a torque converter installed between an engine and a transmission, is disclosed. The lock-up clutch control device changes over between a converter state and a lock-up state of the torque converter according to a differential pressure command value ... 10/06/05 - 20050222737 - Lock-up control for torque converter A lock-up clutch control device controls a lock-up clutch (6) provided in a torque converter (5) which is mounted between the engine (3) and transmission (4) provided in a vehicle. The lock-up clutch control device switches the state of the torque converter (5) between a converter state and a lock-up ... 10/06/05 - 20050222736 - Method of controlling clutch slip during gear shifts of an automatic transmission A method is provided for controlling engagement of a clutch which carries torque before, during and after a shifting event in a transmission which is connected to a throttle-controlled engine. The method includes providing a feed forward input command which increases as the engine torque increases and decreases as the ... 09/29/05 - 20050216159 - Automatic transmission clutch timing optimization apparatus and method A method for determining when in the course of a shift event an on-coming clutch gains torque capacity is provided. The method includes closed-loop controlling an off-going clutch to maintain a predetermined slip threshold by generating an off-going clutch pressure command, causing the on-coming clutch to engage during the closed ... 09/22/05 - 20050209761 - Magnetic powder torque transfer clutch for controlling slip across a differential mechanism A control for a differential including magnetic powder torque transfer clutch for controlling slip across the differential mechanism. The clutch includes a first element driveably connected to a first control shaft, a second element driveably connected to the second output shaft, chamber bounded by the first and second elements, magnetic ... 08/18/05 - 20050182547 - Shift inhibit control for multi-mode hybrid drive An electrically variable transmission has a pair of clutches and a first mode when the first clutch is applied and the second clutch released, a second mode when the second clutch is applied and the first clutch released, and a fixed-ratio mode when both clutches are applied. Upshifts and downshifts ... 08/11/05 - 20050177295 - Method and apparatus for controlling a transfer case clutch to improve vehicle handling In a motor vehicle driveline having an automatic transmission driveably connected to a transfer case whose output is continually connected to a first output, a clutch, selectively engaged in response to a control signal, driveably connects a second output to the first output. A digital computer continually monitors the occurrence ... 08/11/05 - 20050177294 - Method and system for controlling a transfer case clutch to protect against excessive heat In a motor vehicle driveline including a transfer case whose output is continually connected to a first output, a clutch, operating partially engaged, responds to a control signal to change the degree of clutch engagement, whereby a second output is connected driveably to the first output. A digital computer continually ... ### FreshPatents.com Support |