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7614971 |
Apparatus for fine tuning a bicycle derailleur position
A derailleur control apparatus comprises a control unit that receives shift control signals. The control unit provides a first signal to operate the derailleur a first distance from a first...
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7613558 |
Differential limiting control apparatus for a vehicle and the method thereof
The differential limiting control apparatus having a clutch unit interposed between one rotational shaft and the other rotational shaft for variably transmitting a driving force between the one...
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7597019 |
Transmission operating apparatus for vehicle
A transmission operating apparatus for a vehicle includes a shift lever manipulable by a driver, and at least one counterforce applying unit which electrically applies a counterforce counteracting...
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7597020 |
Gear selection strategy for a dual clutch transmission
A method for controlling gear shifts in a multiple speed power transmission for a vehicle that includes a first clutch for transmitting power through a first power path producing a reverse gear,...
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7566289 |
Shift device of transmission
A shift control ECU includes the steps of storing a position of a shift lever; starting a count-up timer when the shift lever comes to a neutral position; and recognizing a driver's request for the...
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7555967 |
Shift control apparatus for automatic transmission
A shift control apparatus for an automatic transmission having an automatic shift mode for performing a shift operation by determining a gear ratio to be set according to a vehicle running...
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7540211 |
Gear shifting completion determining device and gear shifting completion determining method
The ECU executes a program including the step of setting a threshold value A to be compared with a stroke amount of an actuator for determining whether gear shifting has completed or not, taking no...
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7490528 |
Park inhibit assembly for an electric transmission range selection system
An electronic transmission range selection (ETRS) system for shifting a transmission range of a transmission includes an electro-mechanical park inhibit assembly that operates to disallow the ETRS...
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7487027 |
Automatic transmission and a hydraulic pressure controlling device for an automatic transmission
A hydraulic pressure controlling device for an automatic transmission controlling a plurality of friction engaging elements to be engaged and disengaged by controlling a hydraulic pressure...
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7472616 |
Step-by-step variable transmission and method for controlling the same
A method for controlling an automated step-by-step variable transmission which has a plurality of gear stages which set up a different transmission ratio in each case. The method comprises the...
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7469612 |
Method for determining an engaged ratio in a gearbox
The invention relates to a method for determining the speed of a vehicle with the aid of sensors on board said vehicle, whereby the vehicle is moved by an engine ( 6 ) coupled to a gear box ( 8 ),...
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7370551 |
Gearshift operating device
To provide a small-sized and lightweight gearshift operating device that is capable of performing a gearshift operation in a short time at low power consumption, a guide slit having a plurality of...
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7347118 |
Process and device for preventing the engagement of an impermissible speed in an automated gearbox
A process for preventing the engagement of an impermissible speed in an automated gearbox with a gear-switching member, which can be moved along a gear-selection speed range and out of it into...
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7275455 |
Automatic gear system
The present invention broadly comprises a method for the control of a gear engagement mechanism of an automated multiple-ratio transmission having at least one drive shaft and at least one output...
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7255019 |
Method of detecting false neutral in an automated transmission system
A method and system for controlling downshifting in an automated mechanical transmission system ( 10 ) utilized on a vehicle. When an automatic power downshift from a currently engaged ratio (GR)...
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7252622 |
Transmission, and control system and control method for the transmission
When torque transmission through the transmitting torque variable mechanism (e.g., an assist clutch) is changed to torque transmission through a meshing gearing after the gearshift, a controlled...
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7226379 |
Active shift transmission, transmission control unit and automobile
The object of the invention is to provide a less expensive active transmission control system for an automobile, capable of disconnecting an engine, without increasing the number of dog clutches. ...
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7222551 |
Automatic transmission
A mesh-type automatic transmission includes a power input shaft for introducing power of an engine, a plurality of transmission gears, a plurality of cogged clutches, a power output shaft for...
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7222552 |
Controller for transmission
A controller for a transmission capable of preventing an occurrence of a gear squeak caused by a malfunction of a synchronization mechanism. The voltage determination section 24 performs a shift...
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7219782 |
Device and method for detection of a gear position in an automotive gearbox
A gear position in an automotive gearbox is detected on the basis of measuring a value indicative of the speed of a rotating shaft between an engine and the gearbox, and a value indicative of the...
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7182710 |
Observer-based control method for automatically shifting a manual transmission
A method of controlling the shifting of an automatic manual transmission is based on observer-based timing of different phases of the shift process. The observer-based control strategy includes...
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7139652 |
Range selection control device of automatic transmission
A range selector issues a range selection command signal representative of an operation range of a shift-by-wire type automatic transmission meeting with a driver's intention. The operating range...
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7134355 |
Gear box for motor vehicles
Method and device for providing an increment shifted transmission ( 9 ) for motor vehicles including an in-going shaft in a housing. At least one intermediate shaft in the housing exhibits at least...
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7107868 |
Transmission operating apparatus for vehicle
A transmission operating apparatus A mainly includes: a forward/backward direction sensor 3 which detects positions of a shift lever 1 manipulated by the driver; an operation mode selecting...
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7107870 |
Motor vehicle comprising a drive train having a multiple clutch drive
A motor vehicle includes a drive train having a drive unit, a gearbox having a first gearbox input shaft and a second gearbox input shaft, and a clutch having a first clutch device which is...
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7104150 |
Shift position detection apparatus for variable speed gear
A shift position detection apparatus for a variable speed gear wherein a shift shaft is moved in an axial direction to perform a speed changing operation. A variable speed gear includes a clutch...
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7083545 |
Automatic transmission system and automobile using the system
In a counter shaft type transmission equipped with a pair of transmission gear trains, the input shaft of the first gear train is connected with the engine and the second gear train is connected...
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6997075 |
Motor vehicle with a gearbox and method for operating a motor vehicle
In a motor vehicle transmission, gears representing different transmission ratios are engaged by applying a force to an actuator output element that couples a selected gear to a rotary shaft. A...
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6990871 |
Selector transmission for a motor vehicle
A selector transmission for a motor vehicle in which two transmission shift positions G 1 , G 2 ; G 3 , G 4 ; G 5 , G 6 situated in a shifting gate 55 of an H or multi-H shifting gate 51 ...
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6971275 |
Shift control apparatus of automatic vehicle transmission
An input shaft with plural drive gears and an output shaft with plural driven gears engaging the drive gears forms transmission gear trains. An input clutch transmitting power to the input shaft is...
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6969339 |
Control equipment for a vehicle and control method thereof
A control device for a vehicle which has a function to reduce the change-speed shock when changing the speed by controlling the transmission of the vehicle. The control device performs the...
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6969338 |
Method for controlling and regulating a drive train
Described is a method for controlling and regulating a drive train of a vehicle comprising one drive unit, one transmission and one output unit. The transmission has controllable free-wheel device...
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6955101 |
Gear engagement mechanisms
Axially-movable first and second shift rails ( 70, 72 ) control engagement of one of a pair of gears ( 37, 32, 33, 34 ) coupled thereto. A first shift finger ( 102 ) rotates with a drive shaft (...
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6931958 |
Apparatus for controlling first and second bicycle transmissions
A transmission control unit that generates transmission commands for controlling the operation of the first transmission and the second transmission. The transmission control unit includes an...
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6896641 |
Method of controlling automobile, automobile control apparatus, transmission, method of controlling transmission and vehicle system
Effects caused by unevenness among drive power sources and transmission torque changing apparatus and aging effects in a vehicle transmission are controlled without using sensors. A power train...
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6884200 |
Shift control method for an automatic transmission
An automatic transmission in which a plurality of gear trains is shifted by a shift mechanism which has at least two stages, including stronger and weaker operational force stages. Shift operation...
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6880418 |
Method for controlling speed ratio changes in a layshaft automatic transmission having power-on shifting
A method for operating a power transmission to produce gear ratio changes includes driveably connecting the transmission input and output in the off-going gear through a friction clutch and primary...
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6875146 |
Control system for transfer case range shift
A method for operating a transfer case synchronized range shift mechanism. The range shift mechanism can be selectively actuated for establishing a four-wheel high-range drive mode, a neutral mode,...
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6866611 |
Vehicle range shift mechanism
A judging section judges whether or not ranges detected, respectively, by a first range detection section consisting of a first detection section and a position detecting sensor, and a second range...
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6865966 |
Automatic transmission for a vehicle
In an automatic transmission, the vehicle motion can be started forward or backward, in which vehicle running suitable for a slippery road can be achieved automatically. For this purpose, a drive...
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6851328 |
Control apparatus for transmission
A transmission control apparatus includes transmission lines disposed between a pair of transmission shafts and a hydraulic multiple disc transmission clutch disposed on one side of the...
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6840126 |
Automatic range up-shift control and method of operation
A control for enhanced range shifting in a computer ( 48 ) assisted vehicular compound transmission having a main section ( 16 A) shifted by a manually operated shift lever ( 31 ) and a range...
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6834563 |
Shifting system and method for a motor vehicle transmission
A shifting system for a motor vehicle transmission shifts the transmission into the neutral and returns a steering column shift lever to the neutral position from the reverse position, when the...
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RE38615 |
System and method for decreasing ratio changing time in electronically enhanced powertrain systems
A system and method for decreasing the time required to complete a ratio change in an electronically enhanced powertrain system is provided. The powertrain system includes a number of devices for...
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6739210 |
Device for controlling an engine
A device for controlling an engine, in particular of an aircraft. The device comprises at least one throttle and a regulating device for additionally controlling the throttle automatically. A...
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6732601 |
Control apparatus of an automated manual transmission
A control apparatus of an automated manual transmission includes an input shaft provided with a plurality of drive gears, an output shaft provided with a plurality of driven gears engaged with the...
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6732602 |
Dual-gearshift forward backward control mechanism for remote control toy car
A dual-gearshift forward backward control mechanism installed in a remote control toy car to control forward/backward motion and high/low speed gearshift by means of power transmission through a...
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6722220 |
Override control for a bicycle transmission
A shift control device is provided for a bicycle that uses shift control signals from a signal provider to operate an automatic shifting mechanism of a bicycle transmission, wherein the shift...
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6722219 |
Transmission, shiftable in a track pattern
A motor vehicle transmission is shiftable in a track pattern with a selector track and shift tracks. A shifter element moves along the tracks when the transmission is shifted from one gear ratio to...
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6702713 |
Shift strategies for mock continuously variable transmission
Simulated or “mock” continuously variable transmission shift strategies are used in an electromechanically actuated automotive transmission having reduced ratios steps in its upper ratio...
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