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Patent Searching and Data


Matches 1,401 - 1,450 out of 33,151

Document Document Title
WO/2009/034847A1
A vehicle controller of a working example of the invention conducts fail-safe control to cut power transmission from a drive source to a driven wheel by releasing the clutch of an automatic transmission when gear shift fails. Generally, ...  
WO/2009/034766A1
A parking switching valve (3) has a spool (3a) capable moving to a first position and a second position, and also has a hydraulic chamber (A) for generating urging force by a difference between the areas of pressure receiving surfaces of...  
WO/2009/034690A1
A low-side target gear ratio "alpha" and a high-side target gear ratio "beta" are calculated using an up-use map Ma and a down-use map Mb based on a vehicle speed and an accelerator opening amount, and with regard to a region wherein the...  
WO/2009/033906A1
The present invention discloses a roller bearing (1) for components which can be displaced axially in relation to one another, in particular for gear-shift rails or gear-shift bars (2) of motor vehicle gearboxes, with at least two rows o...  
WO/2009/031355A1
A controller of an automatic gearbox for vehicle in which fall of drivability is suppressed suitably during brake operation. When a regenerative brake request depending on the brake operation is outputted during inertia phase in speed ch...  
WO/2009/031449A1
A state-changing element operating device (40) comprises a detent mechanism (50) for moving and positioning movable members (22, 33) of a state changing element (10), an actuator (60) for driving the detent mechanism (50), and a controll...  
WO/2009/031328A1
Provided is a switching device for dual system transmission using conventional parts without manufacturing a new switching device of dual system. The switching device (1) for transmission comprises a main inhibitor switch (11) and a sub-...  
WO/2009/000896A3
The invention relates to a device for detecting switch positions of a switch means which can be mechanically activated, having a transmitter element which is coupled to the movement of the switch means and displays a switch position, and...  
WO/2009/028222A1
An ECU performs in-neutral control when a first clutch is put into a semi-engagement state based on the execution of the neutral control. Further, during the in-neutral control, the ECU detects an engine revolution Ne and an input shaft ...  
WO/2009/028223A1
When the heating value per unit time of a torque converter reaches an upper limit, an automatic transmission is down shifted to easily prevent surplus temperature rise of working oil regardless of the characteristics of the torque conver...  
WO/2008/111541A3
A control device is provided for controlling a vehicular drive system, having an engine (8), an electrically controlled differential portion (11) and a shifting portion (20), to prevent rotary elements (RE4, RE8) of the shifting portion ...  
WO/2009/025214A1
A stepped transmission that allows smooth shifts and has a simple structure. A first hydraulic clutch (70) is engaged by a first shift and disengaged by a second shift. A second hydraulic clutch (66) is engaged in the second shift and di...  
WO/2009/025233A1
A gear shift c controller for a vehicle transmission of a vehicle mounted with an engine and a transmission and capable of automatic transmission control by a shift map so as to shift the gear adequately for the vehicle traveling state a...  
WO/2009/025213A1
A power unit having a stepped automatic transmission in which shift clutches are arranged on an input shaft connected to a crankshaft. The power unit has a simple structure and is compact in size in the direction of the axis of the crank...  
WO/2009/025217A1
A stepped automatic transmission that allows smooth shift operations and that, when it is mounted on a vehicle, enables the vehicle to achieve high fuel consumption efficiency. The transmission device (31) has a centrifugal clutch (55), ...  
WO/2008/145644A3
The present invention relates to a device for determining the rotational speed of a transmission shaft (12), comprising a rotational speed transmitter (3) that is rotationally fixed to the transmission shaft (12), and at least one rotati...  
WO/2009/025218A1
A stepped automatic transmission having high energy transmission efficiency. A first hydraulic shift clutch (59) is engaged when the speed of an input shaft (52) reaches a first speed. A second hydraulic shift clutch (70) is engaged when...  
WO/2008/110470A3
The invention relates to a method for determining the output rotational speed (N_AB) of a motor vehicle manual transmission. According to the invention, the output rotational speed (N_AB) during a shifting process is calculated in the ti...  
WO/2009/021509A1
The invention relates to an actuating device for transmitting shift commands to an automatic gearbox of a motor vehicle. The actuating device comprises a selector lever (6) which is movable in a selector lane (5) between an automatic shi...  
WO/2009/022626A1
Torque shock is suppressed by controlling torque output to a driving shaft when shifting gears of a transmission including a hydraulic clutch. An electric motor is controlled so that torque containing damping torque is output from the mo...  
WO/2009/021795A1
An apparatus is disclosed for determination of a switching position of a mechanical system (2). The apparatus has a locking element (10) which defines a locking axis (15) and has a housing (11). A sensor element (20) is connected to the ...  
WO/2009/019584A2
An injection amount learning device for an internal combustion engine is suitably utilized to execute an injection amount learning in the internal combustion engine. Concretely, a first learning portion performs the injection amount lear...  
WO/2009/018823A1
The invention relates to an actuating device for selecting fixed gear ratios of a gear changing transmission. The actuating device comprises a gear selecting element (1) movable between at least two drive positions and one parking lock p...  
WO/2009/015992A1
The invention relates to a method for controlling an automated step-by-step variable-speed transmission which is connected on the input side within a drive train of a motor vehicle, via at least one controllable friction clutch or a hydr...  
WO/2009/017121A1
A motor generator (7) is set to a regeneration state when a hybrid vehicle (1) runs at a decelerated speed. When the motor generator (7) is set to the regeneration state, the gearshift of a transmission (5) is fixed. When a hybrid contro...  
WO/2009/017440A1
Gear shift arrangement for a shiftable manual gearbox (300) provided in a vehicle, e.g. an off road vehicle, scooter or snowmobile, comprising a shift operating mechanism (9, 8) to be operated by a driver, said gearbox having a first set...  
WO/2009/017216A1
An ECU performs a program including a step (S106) of determining that a shift solenoid is abnormal if a target transmission ratio is within a predetermined range (YES in S100), an upshift is determined (YES in S102), and the shift soleno...  
WO/2009/015939A2
The invention relates to a method for controlling an automated variable-speed transmission in a drive train of a motor vehicle having all-wheel drive, in which measures for suppressing automatic shifting processes are provided in the dri...  
WO/2009/013949A1
Intended is to enable a shift control device for deciding a shift position on the basis of the absolute position information of the mechanical displacement of a shift mechanism, to decide the shift position precisely irrespective of a di...  
WO/2009/011399A1
A transmission level appropriate to the intention of the driver of a vehicle, for example, whether or not the driver wants power source brake is set as the initial transmission level when the driver selects the manual transmission mode. ...  
WO/2009/007449A2
The invention relates to an electronic selector lever module for generating gear shift signals for an automatic change speed gearbox of a motor vehicle. The customary pivoting of the gear speed selector lever (1) in the main shift lane P...  
WO/2009/004946A1
Intended is to prevent a shift control device for a vehicular stepless transmission, in which the shift control is made by switching the shift mode from an ordinary mode to an acceleration mode when an acceleration is demanded, from bein...  
WO/2009/003814A1
The invention describes an electronic control apparatus for controlling an automatic transmission, having a control circuit (1), an integrated connector (4) and an integrated position sensor (6) in a housing, wherein the position sensor ...  
WO/2009/001820A1
A hydraulic device in which a loss caused by unnecessary supply of hydraulic oil is reduced. The hydraulic device (10) has a first pump (21), a second pump (22), an operating condition detection section (120) for detecting operating cond...  
WO/2008/119907A3
The invention relates to an arrangement for securing a gearshift lever (5) trim base (43) to the periphery of a surrounding covering (3), in which guiding means (8) are provided on the lower face (31) of said covering (3), which guiding ...  
WO/2009/000896A2
The invention relates to a device for detecting switch positions of a switch means which can be mechanically activated, having a transmitter element which is coupled to the movement of the switch means and displays a switch position, and...  
WO/2008/155289A1
The invention relates to a motor vehicle gearbox position detector comprising a sensor (3) designed to cooperate with a moving target (5) connected to a gearbox ratio actuation element so as to provide at least one analogue signal repres...  
WO/2008/132591A3
A control apparatus includes: a gear-shift prediction unit (31) that predicts whether a power-on downshift using a clutch-to-clutch shift operation needs to be performed as a next gear-shift; and a standby pressure supply control unit (3...  
WO/2008/156197A1
A power transmission device that has reduced power loss and is downsized so that it can be more easily mounted on a vehicle. The power transmission device includes an engine (2), transmission gear pairs (14-17) having different gear rati...  
WO/2008/155963A1
If the belt return of a continuously variable transmission is not decided when a vehicle speed (V) becomes a threshold value (Vref) or lower, both a control (S180), in which a hydraulic actuator according to the setting of a duty (DS2) o...  
WO/2008/156193A1
Provided is a power transmission system, which has little power loss and which is small-sized but can improve its mountability.The power transmission system comprises a first prime mover (2), a plurality of speed change gear pairs (14 - ...  
WO/2008/132585A3
A transmission ECU 12 determines whether or not the conditions for executing a neutral control operation are satisfied (step S11), and measures hydraulic oil temperature if it determines that the execution conditions are satisfied (step ...  
WO2008029951A9
An ECU executes a program including a step (S102) of starting monitoring of the rotational speed of the turbine and the rotational speed of output shaft when direct gear change is started (YES at step S100), a step (S106) of making a con...  
WO/2008/150333A1
A variator torque control system and method utilize a hydraulic actuator to control the variator output via a torque control map, wherein the values of the torque control map are evaluated and modified during use of the map to improve ma...  
WO/2008/147493A1
A variator torque control system adjusts a variator output so that the actual output torque of the variator (100) closely matches an expected output torque. In an example, pressure values of an existing torque control map are supplemente...  
WO/2008/145644A2
The present invention relates to a device for determining the rotational speed of a transmission shaft (12), comprising a rotational speed transmitter (3) that is rotationally fixed to the transmission shaft (12), and at least one rotati...  
WO/2008/146846A1
Such problems as deterioration of work efficiency due to tire slip, lowering of durability due to damage of a tire, and increase in burden of tire exchange expense on the user are solved by preventing repetitive occurrence of tire slip u...  
WO/2008/147236A1
The invention relates to mechanical engineering and to mechanisms requiring to modify a transmission ration when the shaft load is modified. Such a mechanism can be, for example, in the form of a tool reducing gear, in particular a screw...  
WO2008044143A8
The present invention relates an apparatus and method for controlling a CVT (500) (continuously variable transmission), and a program for executing the control method that reduces a transmission shock during a braking operation. When a f...  
WO/2008/141894A1
The invention relates to a method for controlling a drive train of a motor vehicle, comprising a drive motor, an automated transmission with a plurality of starting gears, and an automated clutch arranged in the force flow between the dr...  

Matches 1,401 - 1,450 out of 33,151