| Patent application number | Description | Published |
|---|
| 20080234093 | Multi-Speed Gearbox - The eight-gear transmission comprises an input shaft (AN), an output shaft (AB), four planetary gearsets (RS | 09-25-2008 |
| 20080296112 | Shifting Device for Shifting a Motor Vehicle Gear Box - A shifting device ( | 12-04-2008 |
| 20090118051 | TRANSMISSION DEVICE FOR DISTRIBUTING A DRIVE TORQUE TO AT LEAST TWO OUTPUT SHAFTS - A transmission device is proposed for distributing a drive torque to at least two output shafts (Ab | 05-07-2009 |
| 20090163314 | TRANSMISSION DEVICE FOR DISTRIBUTING A DRIVE TORQUE TO AT LEAST TWO OUTPUT SHAFTS - A transmission device for distributing drive torque to two output shafts, including a differential with a driven differential cage. The outputs are connected to the differential, in which, between the differential cage and the output of one side, viewed in the direction of the flow of force, two plus-planetary gear trains are arranged adjacent and co-axial with the output. The gear trains have first and second sun gears, first and second planetary ranges with the first sun gear being connected to the differential and the second sun gear being connected with the first sun gear and the output. The segment of the planetary gear for actuating the transmission device or transferring torque is able to be braked and the segment of the planetary gear train reversing drive is coupled via a switching element to the transmission housing. | 06-25-2009 |
| 20090232673 | METHOD AND DEVICE FOR CONTROLLING THE OIL SUPPLY OF AN AUTOMATIC GEARBOX AND A STARTING ELEMENT - A method and a device for controlling the oil supply of an automatic transmission (gearbox) and to a starting element. The method can guarantee a sufficient supply of oil to a hydraulic control unit of the automatic transmission and/or the starting element, in particular an oil-cooled friction clutch, both during the operation of the internal combustion engine ( | 09-17-2009 |
| 20090280942 | DUAL-CLUTCH TRANSMISSION - A dual clutch transmission for a front-transverse arrangement including a dual clutch and two partial transmissions (PG | 11-12-2009 |
| 20090301243 | DEVICE FOR TRANSMITTING A TORQUE | 12-10-2009 |
| 20100037718 | DUAL CLUTCH TRANSMISSION - A dual clutch transmission for a motor vehicle, having a dual clutch with two start up clutches which, via a prime mover, can be respectively connected with one of first and second transmission input shafts arranged coaxially in relation to each other, such that a group of gears is allocated to each of the transmission input shafts. To minimize the size of the transmission, the gear groups are constructed as sub-transmissions that are mounted laterally with respect to the dual clutch. Each gear group has a counter shaft and a main shaft, with the main shaft being a transmission output shaft. Each sub-transmission has a single sub-transmission connection that transmits drive from the associated transmission input shaft to the counter shaft of the sub-transmission. | 02-18-2010 |
| 20100041507 | MULTI-SPEED TRANSMISSION - A multi-speed transmission having four gearsets, eight shafts and six shifting elements. The sun gear of gearset (P | 02-18-2010 |
| 20100041508 | MULTI-SPEED TRANSMISSION - The multi-step transmission with nine forward gears and one reverse gear comprises four planetary gear sets (P | 02-18-2010 |
| 20100041509 | MULTI-STEP-TRANSMISSION - A multi-step transmission including four gear sets, shafts, and shifting elements. The sun gear of gearset (P | 02-18-2010 |
| 20100048343 | MULTI-STAGE GEARBOX - A transmission having forward and reverse gears includes gearsets (P | 02-25-2010 |
| 20100048344 | MULTI-SPEED TRANSMISSION - A transmission having input and output shafts, gearsets (RS | 02-25-2010 |
| 20100048345 | MULTI-STAGE GEARBOX - A transmission having gearsets (P | 02-25-2010 |
| 20100130323 | MULTI-STEP TRANSMISSION - A multi-step transmission with forward and reverse gears comprises planetary gearsets, shafts and shift elements. The input shaft is coupled to the sun gear of gearset (P | 05-27-2010 |
| 20100199799 | SHIFTING ELEMENT COMPRISING AT LEAST THREE SHIFT POSITIONS FOR SHIFTING TWO GEAR RATIOS - A shift element comprising at least three shift positions for shifting two gear transmission ratios in which in a first end position, which corresponds to a first shift position, the first gear transmission ratio is engaged and in a second end position, which corresponds to a second shift position, the second gear transmission ratio is engaged, while in the central position, which corresponds to a third shift position, both gear transmission ratios are engaged. | 08-12-2010 |
| 20100206106 | DUAL CLUTCH TRANSMISSION - A double clutch transmission with two clutches connected to a drive shaft and to one of two transmission input shafts. Fixed gears are coupled to the input shafts and engage idler gears. Several coupling devices connect the idler gears to a countershaft which have an output gear that couple gears of an output shaft such power shift forward gears and a reverse gear can be shifted. Three dual gear planes each comprising one fixed gear which is supported by an input shaft and two idler gears which are supported by a respective countershaft. In each dual gear plane at least one idler gear wheel can be used for at least two gears such that at least one winding-path gear is engaged by engagement of a disengaged output coupling device assigned to one of the output gear wheels. | 08-19-2010 |
| 20100206107 | DUAL CLUTCH TRANSMISSION - A double clutch transmission with two clutches connected to a drive shaft and to one of two transmission input shafts. Fixed gears are coupled to the input shafts and engage idler gears. Several coupling devices connect the idler gears to a respective countershaft which have an output gear that couple gears of an output shaft such that forward and reverse gears can be shifted. Three dual gear planes each comprise two idler gears, each supported by a respective countershaft, and one fixed gear. In each dual gear plane, at least one idler gear wheel can be used for implementing at least two gears so that at least one winding-path gear can be shifted via a shifting device. | 08-19-2010 |
| 20100206108 | DUAL CLUTCH TRANSMISSION - A double clutch transmission with two clutches connected to a drive shaft and to one of two transmission input shafts. Fixed gears are coupled to the input shafts and engage idler gears. Several coupling devices connect the idler gears to a countershaft which have an output gear that couple with gears of an output shaft such that forward and reverse gears can be shifted. Two dual gear planes each comprise two idler gears, each supported by a respective countershaft, and one fixed gear. In each dual gear plane, at least one idler gear is used for two gears. Two single gear planes each comprise an idler gear and a fixed gear such that at least one winding-path gear is shifted via a shifting device on the second countershaft, and at least one winding-path gear is shifted via a non-engaged coupling device, assigned to an output gear wheel on the first countershaft. | 08-19-2010 |
| 20100212441 | DUAL CLUTCH TRANSMISSION - A dual clutch transmission having countershafts, idler gears and input shafts with gears which engage with the idler gears. The countershafts have a power take-off gear that is coupled to an output shaft. Shift elements connect gear wheels to engage forward and reverse gears. The transmission has two dual gear planes and two single gear planes, one idler gear of the countershafts being respectively associated with a fixed gear of one of the transmission input shafts in each of the dual gear planes. An idler gear in each dual gear plane is utilized for two gears and one idler gear of one countershafts associating with an input shaft fixed gear to shift at least one winding path gear via at least one shift element on each countershaft, and at least one winding path gear can be shifted with a coupling device associated with the take-off gear of the first countershaft and is disengaged. | 08-26-2010 |
| 20100218629 | DUAL CLUTCH TRANSMISSION - A double clutch transmission with two clutches connected to a drive shaft and to one of two transmission input shafts. Fixed gears are coupled to the input shafts and engage idler gears. Several coupling devices connect the idler gears to either first or second countershafts which each have an output gear that couple gears of an output shaft such that forward and reverse gears can be shifted. A shifting device couples gears to engage power shift forward and reverse gears. Two dual gear planes each comprising one fixed gear and two idler gears which are supported by a respective countershaft. In each dual gear plane, at least one idler gear wheel can be used for at least two gears. Two single gear planes each comprise an idler and fixed gear such that at least one power shift winding-gear is engaged by a shifting device. | 09-02-2010 |
| 20100242646 | DUAL CLUTCH TRANSMISSION - A double clutch transmission with two clutches that have inputs connected to a drive shaft and outputs which are each connected to one of first and second transmission input shafts. Fixed gears are coupled to the input shafts and engage idler gears. Several coupling devices connect the idler gears to a respective countershaft which have an output gear that couples with an output shaft such that forward and reverse gears can be shifted. First and second dual gear planes each comprise two idler gears supported by a respective countershaft, and one fixed gear. In each of the first and the second gear planes, at least one idler gear is used for two gears. First and second single gear planes each comprise an idler gear and a fixed gear such that at least one winding-path gear can be shifted via at least one, non-engaged coupling device, assigned to one of the output gear. | 09-30-2010 |
| 20100257952 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission with two clutches whose input sides are connected to a drive shaft and whose output sides are each connected to one of two transmission input shafts arranged coaxially with respect to one another. At least two countershafts are provided on which toothed idler gearwheels are rotatably supported, and toothed fixed gearwheels are positioned on the two transmission input shafts in a rotationally fixed manner such that it is possible to shift at least a plurality of power shiftable forward gears and at least one reverse gear. A maximum of six gear planes are provided so that at least one winding path gear is shiftable when a coupling device of the second countershaft, associated with the output gear, is disengaged. | 10-14-2010 |
| 20100257953 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission with two clutches whose input sides are connected to a drive shaft and whose output sides are each connected to one of two transmission input shafts positioned coaxial with respect to one another. At least two countershafts provided and support toothed idler gearwheels while the two transmission input shafts support toothed fixed gearwheels such that it is possible to shift at least a plurality of power shift forward gears and/or at least one reverse gear. Five gear planes are provided so that at least one winding path gear is shiftable when at least one coupling device, assigned to the output gear, is disengaged. | 10-14-2010 |
| 20100257955 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission with two clutches having input sides connected to a drive shaft and the output sides connected to one of two transmission input shafts which are coaxially arranged, at least two countershafts on which toothed idler gearwheels are supported, toothed fixed gearwheels are arranged in a rotationally fixed manner on both of the transmission input shafts and mesh with at least one of the idler gearwheels. A plurality of coupling devices, each connecting one idler gearwheels to a countershaft in a rotationally fixed manner, and one power take-off gear provided on each of the two countershafts, each of which gearwheels is coupled with gearing of an output shaft, such that a plurality of power shift forward gears and at least one reverse gear can be shifted. | 10-14-2010 |
| 20100257956 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission comprising two clutches each having an input side connected to a drive shaft and an output side connected to one of two transmission input shafts coaxially arranged with respect to one another. At least two countershafts, on which toothed idler gearwheels are pivotally supported and toothed fixed gearwheels are disposed on both transmission input shafts in a rotationally fixed manner and mesh with at least some of the idler gearwheels. A plurality of coupling devices connect an idler gearwheel to a countershaft in a rotationally fixed manner. One output gear is provided on both countershafts which is coupled to gearing of an output shaft. At least one first shift element connects two toothed gearwheels in a rotationally fixed manner such that a plurality of power shifting forward gears and at least one reverse gear can be shifted. | 10-14-2010 |
| 20100257957 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission comprising two clutches, the input sides of which are connected to a drive shaft and the output sides of which are connected to one of two transmission input shafts coaxially arranged with respect to each other. At least two countershafts are provided on which toothed gearwheels, embodied as idler gearwheels, are supported. Toothed gearwheels, embodied as fixed gearwheels, are provided on both transmission input shafts in a rotationally fixed manner. At least one shift element is provided for connecting two toothed gearwheels in a rotationally fixed manner and at least a plurality of power shifting forward gears and/or at least one reverse gear may be shifted. Six gear planes are provided such that at least one power shifting winding path gear may be shifted via at least the shift element. | 10-14-2010 |
| 20100257958 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission with two clutches with input sides connected to a drive shaft and output sides each respectively connected to one of two transmission input shafts disposed coaxially to one another. At least two countershafts are provided upon which toothed idler gearwheels are mounted in a rotatable manner and toothed fixed gearwheels are disposed on the two transmission input shafts in a rotationally fixed manner. At least one shift element is provided for connecting two idler gearwheels in a rotationally fixed manner such that at least several power shiftable forwards gears and/or at least one reverse gear can be shifted. A maximum of six gear planes are provided so that at least one power shiftable winding path gear can be shifted using the at least one shift element. | 10-14-2010 |
| 20100257959 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission comprising two clutches (K | 10-14-2010 |
| 20100257960 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission with first and second clutches (K | 10-14-2010 |
| 20100257961 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission comprising two clutches which each have input sides connected to a drive shaft and output sides respectively connected to one of two transmission input shafts coaxial arranged with respect to one another. At least two countershafts having toothed idler gearwheels pivotally supported thereon while toothed fixed gearwheels are disposed on the transmission input shafts and which engage with at least some of the idler gearwheels. A plurality of coupling devices are provided for coupling an idler gearwheel to the respective countershaft in a rotationally fixed manner. An output gearwheel, on each respective countershaft, is coupled to gearing of an output shaft. At least one shift element is provided for connecting two toothed gearwheels in a rotationally fixed manner such that a plurality of power shifting forward gears and at least one reverse gear can be shifted. | 10-14-2010 |
| 20100257962 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission with two clutches with input sides connected to a drive shaft and output sides respectively connected to one of two transmission input shafts disposed coaxially to each other. At least two countershafts are provided, upon which toothed idler gearwheels are mounted in a rotatable manner, and toothed fixed gearwheels are disposed on the two transmission input shafts in a rotationally fixed manner. At least one shift element is provided for connecting two toothed gearwheels in a rotationally fixed manner, and at least multiple power shift forward gears and/or at least one reverse gear can be shifted. Six gear planes are provided so that at least one power shift winding path gear is shifted via at least one shift element. | 10-14-2010 |
| 20100257963 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission with two clutches (K | 10-14-2010 |
| 20100257964 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission with two clutches (K | 10-14-2010 |
| 20100257965 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission comprising two clutches (K | 10-14-2010 |
| 20100257966 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission with inputs of two clutches (K | 10-14-2010 |
| 20100257967 | DOUBLE CLUTCH TRANSMISSION - A double clutch transmission with two clutches with input sides connected to a drive shaft and output sides each respectively connected to one of two transmission input shafts arranged coaxially with each other. At least two countershafts on which toothed idler gearwheels are rotatably supported. There are toothed fixed gearwheels arranged on the two transmission input shafts in a rotationally fixed manner. At least one first shift element is provided for connecting two idler toothed gears in a rotationally fixed manner whereby at least several power-shift forward gears at least one reverse gear are capable of being implemented. There are a maximum of seven gear planes so that at least one winding path gear is shifted with a disengaged first output coupling device that is allocated to the first power take-off gear. | 10-14-2010 |
| 20100294060 | DUAL CLUTCH TRANSMISSION - A double clutch transmission with two clutches connected to a drive shaft and to one of two transmission input shafts. Fixed gears are coupled to the input shafts and engage idler gears. Several coupling devices connect the idler gears to a countershaft which have an output gear that couples to an output shaft such that forward and reverse gears can be shifted. Two dual gear planes each comprising two idler gears, each supported by a respective countershaft, and one fixed gear. In each dual gear plane, at least one idler gear wheel can be used for at least two gears. Two single gear planes each comprise an idler and a fixed gear such that a winding-path gear is shifted by disengaging an output gear wheel coupling device on the first countershaft. Another winding-path gear is shifted by disengaging an output gear wheel coupling device on the second countershaft. | 11-25-2010 |
| 20100331137 | MULTISPEED TRANSMISSION - A transmission having input and output shafts, gearsets (RS | 12-30-2010 |
| 20110009228 | MULTI-STAGE GEARBOX - A multi-stage transmission comprises planetary gearsets (P | 01-13-2011 |
| 20110009229 | MULTI-STAGE GEARBOX - A multi-stage transmission comprising planetary gearsets (P | 01-13-2011 |
| 20110030488 | DOUBLE CLUTCH WINDING TRANSMISSION - A double clutch winding transmission, having two sub-transmissions (T | 02-10-2011 |
| 20110045936 | MULTI STEP TRANSMISSION - A multi step transmission with comprising gear sets (P | 02-24-2011 |
| 20110045937 | MULTI STEP TRANSMISSION - A multi step transmission comprises planetary gearsets (P | 02-24-2011 |
| 20110045938 | MULTI STEP TRANSMISSION - A multi step transmission comprising planetary gearsets (P | 02-24-2011 |
| 20110045939 | MULTI STEP TRANSMISSION - A multi-stage transmission comprising planetary gear sets (P | 02-24-2011 |
| 20110045940 | MULTI STEP TRANSMISSION - A multi step transmission comprising gear sets, shafts and shift elements. The sun gear of set (P | 02-24-2011 |
| 20110045941 | MULTI STEP TRANSMISSION - A multi step transmission comprising planetary gearsets (P | 02-24-2011 |
| 20110045942 | MULTI STEP TRANSMISSION - The multi step transmission comprising gear sets (P | 02-24-2011 |
| 20110045943 | MULTI STEP TRANSMISSION - A multi step transmission comprises planetary gear sets (P | 02-24-2011 |
| 20110077119 | MULTI-SPEED TRANSMISSION - The 8-gear transmission comprises an input shaft (AN), an output shaft (AB), four planetary gearsets (RS | 03-31-2011 |
| 20110099994 | POSITIVELY ENGAGING SHIFTING ELEMENT WHICH CAN BE HYDRAULICALLY OR PNEUMATICALLY ACTUATED - The invention relates to a positively engaging shifting element which can be hydraulically or pneumatically actuated, comprising a hydraulically or pneumatically actuatable piston (I) having a piston compartment ( | 05-05-2011 |
| 20110108384 | POSITIVELY ENGAGING SHIFTING ELEMENT WHICH CAN BE HYDRAULICALLY OR PNEUMATICALLY ACTUATED - The invention relates to a positively engaging shifting element which can be hydraulically or pneumatically actuated, comprising a hydraulically or pneumatically actuatable piston (I) having a piston compartment ( | 05-12-2011 |
