Matches 1 - 50 out of 270 1 2 3 4 5 6 >


Match Document Document Title
US20130116900 ABNORMAL STATE DIAGNOSIS METHOD FOR OIL TEMPERATURE SENSOR OF AUTOMATIC TRANSMISSION  
An abnormal state diagnosis method for an automatic transmission oil temperature sensor includes: a warm-up judging step of judging whether a sensor value from an engine side temperature sensor in...
US20110054749 System for Controlling Torque Converter Temperature During Torque Converter Stall Conditions  
A method and system are provided for controlling the operating temperature of a torque converter during torque converter stall conditions. The torque converter has a pump rotatably driven by an...
US20120150384 METHOD FOR CONTROLLING CREEP TORQUE OF A VEHICLE  
The present invention provides a technique for controlling creep torque to prevent a vehicle from rolling backward on an upward slope. In particular, a gradient of a road is calculated in real...
US20110172892 PTO Control System  
A PTO control system for allowing selection between an independent PTO mode and an interlock PTO mode, comprising a mode-switch command input device 11 for giving an instruction on selection...
US20110010063 CONTROL DEVICE FOR VEHICULAR DRIVE APPARATUS  
A control device for a vehicular drive apparatus, includes: a torque converter having a pump wheel, a turbine wheel and a stator wheel rotatably disposed between the turbine wheel and the pump...
US20110295473 Variator pressure-set torque control  
A method and system for configuring a hydromechanical transmission having a hydraulic pump and a hydraulic motor driven by the hydraulic pump and a pressure-driven actuator employs a particular...
US20100324791 METHOD FOR CONTROLLING A HYDROSTATIC DRIVE  
The invention relates to a method for controlling a hydrostatic drive having at least one first hydraulic consumer and one second hydraulic consumer. The two hydraulic consumers are driven by a...
US20090124456 TRANSMISSION SHIFTING WITH SPEED DITHER AND TORQUE DITHER  
A system and method of dithering speed and/or torque for shifting a transmission of a vehicle having an engine, a reversible, variable displacement hydraulic motor/pump which can be driven by the...
US20110238273 Method of Aligning a Transmission Synchronizer  
The present disclosure relates to methods of detecting misalignment in a transmission synchronizer and methods of alignment. Detection of misalignment is accomplished via monitoring a performance...
US20150112559 Method for Executing Interleaved Gearshifts  
Method for executing gearshifts interlaced into each other in an automatic transmission with several shifting elements, whereas, upon the execution of gearshifts interlaced into each other, first...
US20140067213 OPERATIONAL PARAMETER DETERMINATION SYSTEMS AND METHODS WITH GEAR SHIFTING COMPENSATION  
An operational parameter determination system is disclosed. The operational parameter determination system may include an operational parameter predictor configured to calculate an a priori...
US20090312925 TORQUE CONVERTER CONTROL DEVICE AND CONTROL METHOD THEREOF  
When an upshift is performed while a traveling condition of a vehicle corresponds to a driving condition or a downshift is performed while the traveling condition of the vehicle corresponds to a...
US20080065303 Method For Automatically Actuating Interwheel Differential Locks In Vehicles, Particularly In Mobile Machinery And Emergency Vehicles  
A method for the activation of differential locks for vehicles, especially for such vehicles as may be used in construction work and field operations. The differential locks are always open, if...
US20140039767 Work Machine Drive Train Torque Vectoring  
A machine may include a powertrain drivingly connected to left and right front and rear wheels through a torque transfer unit to transfer torque to the front wheels as a function of a desired...
US20110246035 CONTROL METHOD OF THE POSITION OF A SOLENOID VALVE USING DITHERING  
Control method of the position of a solenoid valve using dithering; the control method provides the steps of: determining a target current across the solenoid valve which is expressed in digital...
US20130080005 PROPULSION SYSTEM WITH A CONTINUOUSLY VARIABLE TRANSMISSION  
One disclosed embodiment relates to a propulsion system for a machine. The propulsion system may include a prime mover operatively connected through a continuously variable transmission to a...
US20080212779 Ordering Content by Mobile Phone to be Played on Consumer Devices  
A system (400), device (101) (202) (401-404) and method are provided to purchase, download and obtain transferable rights to play content using a mobile telephone. In an alternative embodiment,...
US20090265067 Method for Controlling Shifting of a Stepped Automatic Transmission  
A method for controlling gear shifts in an automated stepped gear transmission of a motor vehicle in which operating parameters of the motor vehicle are continuously determined and evaluated for...
US20120065853 SYSTEM AND METHOD TO PREVENT SHIFT HUNTING  
A method for preventing shift hunting in a powertrain is disclosed. The powertrain includes an engine and a transmission having a variator, a first gearset, and a second gearset. The engine is...
US20120277963 FORECAST OF DRIVELINE LASH CONDITION FOR MULTIVARIABLE ACTIVE DRIVELINE DAMPING CONTROL  
A method to predict a driveline lash condition includes monitoring an axle torque request signal, determining a predicted axle torque request value at a lead time based upon the monitored axle...
US20110060509 DESIRED TORQUE CONVERTER CLUTCH SLIP FEEDBACK RECOVERY ALGORITHM FOR TIP-IN MANEUVERS  
A powertrain includes an engine, a transmission, and a torque converter located between the engine and the transmission. Subsequent to a rapid increase in engine torque commands, torque converter...
US20100262326 Automatic Axle Disconnect  
A method of regulating an axle disconnect device that is operable in an axle assembly of a vehicle drivetrain includes monitoring a plurality of parameters, determining whether an occurrence of at...
US20110046860 LINEAR ACTUATOR WITH POSITION SENSING SYSTEM  
An electromagnetic actuator assembly with a frame, a movable element, first and second sensor targets that are coupled to the movable element for movement therewith, first and second sensors that...
US20090114468 Method for Vehicle Creep Torque Control  
A vehicle and a method of operation is disclosed. The method of operating the vehicle may include a method of controlling a creep torque in a vehicle having a powertrain configured to provide...
US20130338888 VARIATOR CONTROL WITH TORQUE PROTECTION  
A transmission includes an electro-hydraulic controller that includes redundancy in the hydraulic circuit that permits single fault failures to be compensated for by changing the flow path of...
US20140336889 GRADE-BASED ANTI-HUNT TIMER  
A system and method are provided for grade-based anti-hunt shift control of an automatic transmission powering a machine. A shift controller determines a recommended gear in which to operate the...
US20100042301 SPEED RATIO CONTROL DEVICE AND METHOD FOR WORKING VEHICLE  
A working vehicle that uses the output of an internal combustion engine (30) as a working power and a traveling power includes an accelerator pedal (1) that increases a rotation speed of the...
US20150066319 METHOD FOR CONTROLLING SHIFT OF AUTOMATIC TRANSMISSION IN VEHICLE  
A method for controlling a shift of an automatic transmission in a vehicle may include calculating a first long-term driving style index by using running information in the running mode,...
US20140324306 METHOD OF MANAGING AVAILABLE OPERATING STATES IN AN ELECTRIC VEHICLE POWERTRAIN  
A method of managing available operating states in an electrified powertrain includes: identifying a plurality of operating states; determining an allowable hardware operating speed range for each...
US20110307151 METHOD AND DEVICE FOR PREVENTING A SURGING OF FLUIDS IN A TANK OF A TANK TRUCK  
A method and device for preventing a surging of fluids in a tank of a tank truck, during transportation, the tank truck having a drive train including an internal combustion engine, a clutch...
US20100042300 METHOD FOR CONTROLLING AND/OR REGULATING AN AUTOMATIC GEARBOX  
A process of controlling and/or regulating an automatic transmission in which a predetermined shifting speed of the gear shift is carried out and adjusted during a shift program, and in which the...
US20110172890 TRANSMISSION FLUID HEATING VIA HEAT EXCHANGE WITH ENGINE CYLINDER WALLS  
Various systems and method are provided for heating transmission fluid by directing the transmission fluid through a cylinder block of an engine. In one example, the transmission fluid is directed...
US20080020896 Control apparatus for vehicular automatic transmission and method of controlling vehicular automatic transmission  
In a control apparatus for a vehicular automatic transmission and a method of controlling a vehicular automatic transmission, a brake operation amount by which the brake of a vehicle is operated...
US20100004835 OUTPUT TORQUE CALCULATING APPARATUS AND CALCULATING METHOD  
First target torque of an engine is set based on a driver's operation, a vehicle behavior, and a request for shifting gears of an automatic transmission. The engine is controlled such that the...
US20100017081 METHOD FOR CONTROLLING A CONTINUOUSLY VARIABLE AUTOMATIC TRANSMISSION FOR A MOTOR VEHICLE  
A method for controlling a continuously variable automatic transmission for a motor vehicle, equipped with a forced downshift device known as a kick down implemented by the driver fully depressing...
US20080021621 Riding Type Vehicle  
A riding type vehicle includes an automatic transmission capable of executing a shift change by a clutch actuator and a shift actuator. A clutch is controlled by the clutch actuator and is a...
US20130338889 COLD OPERATION MODE CONTROL FOR AN IVT  
A transmission includes an electro-hydraulic controller that includes redundancy in the hydraulic circuit that permits single fault failures to be compensated for by changing the flow path of...
US20100012398 HYBRID VEHICLE  
The hybrid vehicle kit comprises a vehicle body capable of being interchangeably coupled to either one of a wheel kit thus forming a hybrid vehicle in a wheel mode, the wheel kit having a number...
US20140244120 Vehicle Mass Computation  
A vehicle having a drivetrain is controlled based on a difference between a torque transmitted by the drivetrain when the vehicle has constant non-zero speed and the torque transmitted by the...
US20110172889 Controlling Wheel Hop in a Vehicle Driveline  
A method for controlling wheel-hop in a vehicle driveline includes detecting that a wheel-hop condition occurs upon determining an amplitude and frequency of speed oscillations of a component that...
US20090239705 CONTROL DEVICE AND CONTROL METHOD FOR VEHICLE  
By shifting a lock-up clutch of a torque converter from a released state into an engaged state on condition that a gear ratio of an input shaft of a CVT to an output shaft of the CVT is decreasing...
US20110144872 VARIATOR LOCKOUT VALVE SYSTEM  
A variator lockout valve system for a continuously variable transmission includes a pair of shift valves. Each shift valve has at least one port that is fluidly coupled to a variator of the...
US20120130610 Non-Synchronous Automatic Transmission Up-Shift Control Utilzing Input Torque Signal  
A non-synchronous automatic transmission up-shift control utilizes input torque measurements. The input torque is measured during an up-shift having preparatory, torque, and inertia phases. Target...
US20130338890 CONTROL DEVICE FOR AUTOMATIC TRANSMISSION  
A first hydraulic pressure control unit forms an oil path to supply oil to a frictional engagement element when a select lever is located in a travel range or between the travel range and a...
US20140257655 OVER CLAMPING PROTECTION METHOD AND CLAMPING MECHANISM THEREFOR  
A method where the spin factor is looked up in a table; the slip factor is measured and the clamping pressure is adjusted to achieve a slip/spin ratio provided in a desired range is described...
US20110153173 METHOD FOR CONTROLLING AN AUTOMATIC MULTI-STEP SHIFT TRANSMISSION  
A method of controlling an automatic transmission arranged in a vehicle between a drive motor and an axle drive of a drive axle or a transfer box such that the current road inclination is...
US20080221762 Method and Device for Controlling a Standstill Circuit of an Automatic Transmission  
The invention relates to a method and a device for controlling a standstill circuit of an automatic transmission of the vehicle, comprising a decision unit for selection of the target gear, a...
US20120259521 CONTROL SYSTEM FOR BELT-TYPE CONTINUOUSLY VARIABLE TRANSMISSION  
Surplus pressure is obtained from a difference between a hydraulic pressure value detected by a hydraulic pressure sensor and a target supplied hydraulic pressure. A determination is made about...
US20150226319 Control Device and Control Method for Vehicular Electric Oil Pump  
The invention relates to a control device and a control method for a vehicular electric oil pump that supplies oil to a power transmission device transmitting power to an axle. When a vehicle...
US20100076653 METHOD FOR CONTROLLING A DRIVE TRAIN OF A MOTOR VEHICLE  
A method of controlling a drivetrain of a vehicle in which the drivetrain comprises a motor, a transmission with starting gears and a clutch located between the motor and transmission, a manual...

Matches 1 - 50 out of 270 1 2 3 4 5 6 >