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| Number | Title | Issue Date |
| 7845247 | Shift fork actuation system for control of synchronizer position A shift fork actuation system includes an actuator housing defining a piston cavity and a piston assembly having three pistons with three different surface areas responsive to fluid pressure to establish positions of the piston assembly within the piston cavity. A s... | 12/07/2010 |
| 7770480 | Transmission system A transmission system including first and second rotatable shafts, and means for transferring drive from one of the shafts to the other shaft including first and second gear wheels each rotatably mounted on the first shaft and having drive formations formed thereon,... | 08/10/2010 |
| 7669495 | Transmission for vehicles A transmission for vehicles is provided with a plurality of drive gears, an input shaft connected to the drive shaft of an engine, an output shaft disposed parallel to the input shaft, a driven gear which meshes with each drive gear and is rotatably disposed on the ... | 03/02/2010 |
| 7581461 | Transmission for vehicles A transmission for vehicles is composed of an input shaft provided with a plurality of drive gears and connected to a drive shaft of an engine, an output shaft disposed parallel to the input shaft, driven gears which mesh with the drive gears, individually, and are ... | 09/01/2009 |
| 7484428 | Automatic transmission for a motorcycle An automatic transmission for a motorcycle includes a fluid torque converter and a geartrain. The torque converter includes a torque converter housing, a torque converter input pulley arranged to receive rotary power from the motorcycle engine and a torque converter... | 02/03/2009 |
| 7475610 | Vehicle gearbox A vehicle gearbox (2) comprising a housing (4), wherein or whereon torque-transmitting components (14, 16, 18, 20, 30) are provided, comprising a coupling device (30) arranged between the vehicle gearbox (2) and a drive machine ( | 01/13/2009 |
| 7437965 | Gear change control device and gear shift control method for work vehicle A gear change control device and a method for a work vehicle for reducing a heat quantity generated by gear shift clutches of a transmission and a gear shift shock to reduce a load on the clutches without inducing elongation of a cycle time or deterioration of a wor... | 10/21/2008 |
| 7418883 | Parking mechanism for transmission An automatic transmission includes a transmission case, a parking gear fixed to the transmission case, and a meshing mechanism, such as a synchromesh mechanism. The meshing mechanism includes a coupling sleeve to engage with the parking gear and hold a transmission ... | 09/02/2008 |
| 7363832 | Transmission system for scooters A transmission system for a scooter has a gear train assembly and a gear shifting mechanism. The gear train assembly has an input shaft, which is provided with an integral gear, an intermediate shaft, an output shaft, an input fork, an intermediate fork, an output f... | 04/29/2008 |
| 7357235 | Automatic gearbox with a hydraulically actuated shifting element An automatic gearbox for a vehicle with at least one hydraulically actuated shifting element made as a transmission brake or transmission clutch. The shifting element has an inner disk carrier and an outer disk carrier where inner disks and outer disks are arranged ... | 04/15/2008 |
| 7353726 | Shifting device for a transmission A shifting device for a transmission, in which at least one gearshift package is allocated to two non-successive gears and each of these gearshift packages is coupled with a gearshift lever. An H- or a multiple H-shifting diagram is allocated to the gearshift lever,... | 04/08/2008 |
| 7350431 | Device for reducing movement of the main shaft A design for a device for the reduction of movement of the main shaft (6) in the disengaged position in a transmission with at least two countershafts in which there is an axial transfer of forces between the drive shaft (7) and the main shaft (6 | 04/01/2008 |
| 7349754 | Providing component-specific performance characterization data for an assembly or subsystem A method for fabricating a motor vehicle including an engine and automatic transmission includes generating first data containing information representing a performance characteristic of a solenoid and a serialized solenoid number, affixing to the solenoid a first b... | 03/25/2008 |
| 7334493 | Device for reduction of axial movement of the main shaft gears in a transmission with at least two countershafts A device for the reduction of axial movement of the main shaft gears (2) in a transmission containing at least two countershafts. The main shaft gears (2) are held axially by two washer discs (3, 4) which is designed to be a pressing device (... | 02/26/2008 |
| 7331897 | 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. In an active shift transmission, a second intermediate shaft is... | 02/19/2008 |
| 7316631 | Automatic transmission apparatus An automatic transmission apparatus includes: a torque converter including a pump impeller connected to an engine and a turbine connected to an input shaft of an automatic transmission; an oil pump connected to the pump impeller and to the turbine; and a controlling... | 01/08/2008 |
| 7313982 | Multiple output transmission A transmission for driving one or more powered devices from a single drive motor. The transmission includes at least one output drive shaft, and at least one gear. Each gear is in constant driving engagement with at least one other gear, and one gear is engaged with... | 01/01/2008 |
| 7313981 | Reverse gear arrangement in a countershaft transmission A reverse gear arrangement in a countershaft transmission (1, 40, 44) having at least one starting element (2, 41), at least one transmission input shaft (4, 5, 42), one countershaft (22), fixed or idler gear wheels fastened or rotatably ... | 01/01/2008 |
| 7282826 | Driving device for sprocket wheels of chain drives A drive system for chain sprockets 1 of chain drives, more particularly for driving chain scraper conveyors or chain-drawn ploughs for underground mining, with a drive assembly formed of an asynchronous motor and a gear mechanism 4, the gear mechanism ... | 10/16/2007 |
| 7278950 | Stage-geared gearbox for motor vehicles A stage-geared gearbox for motor vehicles, includes an unsynchronized basic gearbox, at least one synchronized auxiliary gear and at least one control unit for controlling engagement and disengagement of the gears of the gearbox and also neutral position. In the gea... | 10/09/2007 |
| 7258032 | Double clutch transmission Engine torque selectively inputted through first and second input shafts is received and changed selectively by first and second output devices respectively having first and second output shafts. A reverse driven gear is axially offset from drive gears on the first ... | 08/21/2007 |
| 7255018 | Transmission with low shaft deflection A transmission (1) having at least one transmission input shaft (4), at least one countershaft (5), one reverse gear shaft (30) and at last one transmission output shaft (6) in which, upon at least one transmission input shaft and ... | 08/14/2007 |
| 7246536 | Dual clutch kinematic arrangements with wide span A multiple speed power transmission is disclosed having an input, first and second input shafts, first and second clutches releasably coupling the input to the first and second input shafts, respectively, and a set of selectable power paths connecting the first and ... | 07/24/2007 |
| 7237454 | Any gear start horizontal engine for motorcycle An any-gear-start horizontal engine for a motorcycle, including a crankshaft having a drive gear, a main shaft having a clutch platen, a clutch driven plate and a clutch housing, a clutch driven gear is mounted on the clutch housing, the clutch driven gear engaging ... | 07/03/2007 |
| 7231845 | Cone selector and associated transmission assembly A multi cone selector in a transmission employs sandwiched cone friction surfaces 19A, 20A and 21A and these are shown in free or unengaged state while the corresponding friction surfaces as numerals 19, 20 and 21 are shown as enga... | 06/19/2007 |
| 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. In an active shift transmission, a second intermediate shaft is... | 06/05/2007 |
| RE39669 | Transmission device of a four-wheel drive vehicle A transfer drive gear is provided at the rear end of a hollow counter shaft disposed under an input shaft. A reduction driven gear is provided at the rear end of a front drive shaft inserted in the counter shaft. The transfer drive gear and the reduction driven gear... | 06/05/2007 |
| 7225696 | Double clutch transmission In a double clutch transmission in which an input shaft can be coupled by two load clutches selectively with a central intermediate shaft and a concentric intermediate shaft and each of the intermediate shafts can be operatively connected by gear stages selectively ... | 06/05/2007 |
| 7225695 | Universally configurable motor vehicle transmission A motor vehicle transmission (1) which is outfitted with a start-up subassembly (A), a core transmission (B) as well as an output subassembly (C) which are drive-engineering connected with one another and are arranged in a transmission housing to reduce devel... | 06/05/2007 |
| 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 outputting driving force, a counter shaft, and a plurality of counter gear... | 05/29/2007 |
| 7223204 | Method and system for automatic freewheeling of vehicle A method and a system for automatic freewheeling of a vehicle, where in the vehicle is arranged a speed-lowering arrangement, including an engine, a wheel driven by the engine via an automated stage-geared gearbox, a gas pedal for regulating the driving torque of th... | 05/29/2007 |
| 7210367 | Twin-clutch transmission Since the first-speed-ratio counter gear is carried by the first countershaft, the second countershaft carries other counter gears which transmit the relatively small drive torque, such as the forth-speed-ratio counter gear, the second-speed-ratio counter gear and t... | 05/01/2007 |
| 7207240 | Control circuit for reducing splitter cycles in an auxiliary drive box A command assembly for controlling a splitter in a transmission allows shifting between first and reverse-low gears while the splitter is engaged without requiring the splitter to cycle during the shift. The command assembly creates a signal path for a split enable ... | 04/24/2007 |
| 7191676 | Universal multifarious gearbox of mutually definite units and method therefore A gearbox for maximizing the number of torques produced with the least loss of energy by using a geometric sequence of terms of ratios for the gears and having the separation in the degree of the common ratio uniform for all the gearsets between the same two shafts.... | 03/20/2007 |
| 7185691 | Reversible pull cord mechanism and system A reversible pull cord mechanism adapted for rotating a shaft in one direction when the pull cord is pulled in a first direction and rotating the shaft in the opposite direction when the pull cord is pulled in a second direction. ... | 03/06/2007 |
| 7185722 | Power transmission apparatus of motor vehicles Disclosed is a power transmission apparatus of motor vehicles which has an engine, a gear change apparatus, an electric rotary machine to which a power is transmitted via the gear change apparatus, and a clutch provided between an input shaft and an output shaft of ... | 03/06/2007 |
| 7174800 | Speed change gear drive for transmission The invention relates to a speed change gear drive for a transmission that can miniaturize an engine by improving the layout of parts. In particular, the invention relates to a speed change gear drive in which a change spindle is supported by a transmission case and... | 02/13/2007 |
| 7165470 | Vehicular drive system and driving method In a shift system wherein the transfer of power is performed using a motor, the smaller the gear ratio difference is, the smaller can be made the motor output. However, the number of gears must be increased in order to reduce the gear ratio. As the number of gears i... | 01/23/2007 |
| 7155993 | Dual clutch transmission having a synchronizer actuation interlock circuit A dual clutch transmission for a motor vehicle having a synchronizer actuation interlock system includes two input shafts, a counter shaft, and a plurality of gear sets rotatively disposed on the shafts. The gear sets are adapted to be operatively engaged to and dis... | 01/02/2007 |
| 7155328 | Device and method for determining gearbox positions in an automatic gearbox A device and a method for determining positions of an automatic gearbox comprises a notched disk (1), an adjustment device for rotating the notched disk (1), a first sensor (14) for measuring the applicable torque, a second sensor (16) fo... | 12/26/2006 |
