Patent application number | Description | Published |
20090084649 | Torque transmission device - A torque transfer device in the drive train of a motor vehicle for transferring torque between a drive unit and a shaft rotatable about a rotation axis, including: a hydrodynamic torque converter, which includes a converter cover, connectable to the drive unit, and which can be coupled through a pump shell to a turbine shell for torque transfer, which can be bridged by a torque converter lockup clutch for torque transfer, which comprises a piston, movable in an axial direction within a range towards the cover in order to clamp a friction liner support with at least one friction liner between the piston and the cover for torque transfer. A friction ring is disposed between the piston and the friction liner support, and the friction ring is movable in an axial direction within a range between the piston and the friction liner support and connected to the converter cover. | 04-02-2009 |
20090107790 | Hydrodynamic Torque Converter Device for an Automotive Drive Train - The invention relates to a hydrodynamic torque converter device ( | 04-30-2009 |
20090120754 | Hydrodynamic Torque Converter Device for an Automotive Drive Train - The invention relates to a hydrodynamic torque converter device for an automotive drive train, comprising a torsional vibration damper and a converter torus which is configured by an impeller, a turbine wheel and a stator. The torsional vibration damper has a first energy accumulating device with one ore more first energy accumulators, and a second energy accumulating device with one ore more second energy accumulators, which is connected in series to the first energy accumulating device. | 05-14-2009 |
20090133978 | Multi-Plate Clutch and Hydrodynamic Torque Converter Device Having Said Multi-Plate Clutch - The invention relates to a multi-plate clutch ( | 05-28-2009 |
20090139816 | Hydrodynamic Torque Converter Device for an Automotive Drive Train - The invention relates to a hydrodynamic torque converter device for an automotive drive train, comprising a torsional vibration damper, a converter torus which is configured by an impeller, a turbine wheel and a stator, and a converter lockup clutch. The torsional vibration damper has a first energy accumulating device with one ore more first energy accumulators, and a second energy accumulating device with one ore more second energy accumulators. The converter lockup clutch, the first energy accumulating device and the second energy accumulating device are connected in series. At least one intermediate part is interposed between the first and the second energy accumulating device and is connected to the two energy accumulating devices in series. The turbine wheel has an outer turbine shell that is connected to the intermediate part in a rotationally fixed manner or forms the same, an input element of the first energy accumulating device being used to transmit via the converter lockup clutch a torque for loading the first energy accumulating device when the converter lockup clutch is closed. The input element of the first energy accumulating device, for the purpose of loading a respective front of a respective first energy accumulator, has at least one respective lug with a free end and a non-free end. The respective non-free end of a respective lug is positioned in relation to the radial direction of the rotational axis of the torsional vibration damper radially inside the free end of the respective lug. | 06-04-2009 |
20090152066 | Torsional Vibration Damper and Hydrodynamic Torque Converter Device for an Automotive Drive Train - The invention relates to a torsional vibration damper ( | 06-18-2009 |
20090229938 | TORQUE TRANSMISSION DEVICE - A torque transmission device, in particular in the drive train of a motor vehicle, with a hydrodynamic torque converter ( | 09-17-2009 |
20090266665 | Hydrodynamic torque converter - A hydrodynamic torque converter having a housing which may be connected or is connectable torque proof to a drive unit and which has a converter cover to which is fastened a hub in which, radially at the inside, an end of a transmission input shaft is arranged in a rotatable fashion and on which, radially at the outside, a piston of a converter bypass clutch is mounted in an axially movable and if appropriate rotatable fashion is provided. The hub may be caulked with the converter cover. | 10-29-2009 |
20090272108 | Automotive Drive Train Having a Three-Cylinder Engine - The invention relates to an automotive drive train having an internal combustion engine ( | 11-05-2009 |
20090283375 | Automotive Drive Train Having a Six-Cylinder Engine - An automotive drive train having an internal combustion engine that is configured as a six-cylinder engine and a hydrodynamic torque converter device. The device has a torsional vibration damper consisting of two energy accumulating devices and a converter lockup clutch. The turbine wheel is interposed between the two energy accumulating devices. The mass moment of inertia should be high between the two energy accumulating devices and masses should be as little as possible between the torsional vibration damper and the transmission input shaft. | 11-19-2009 |
20090321206 | FORCE TRANSMISSION DEVICE - A force transmission device having a hydrodynamic component, disposed between an input and an output, comprising at least a pump shell and a turbine shell, forming an operating cavity in combination, with an actuatable clutch device for at least partially bridging the hydrodynamic component, comprising a clutch component for at least partially bridging the hydrodynamic component, comprising a first clutch component connected with the input and a second clutch component at least indirectly connected to the output, which can be brought into operative engagement with one another through an actuation device, with a vibration absorber disposed in the force flow at least subsequent to the actuatable clutch device, with a housing coupled with the input or with an element coupled non-rotatably to the input and coupled with the pump shell. | 12-31-2009 |
20100116613 | FORCE TRANSMISSION DEVICE - A force transmission device including at least one input and one output, a hydrodynamic component disposed there between, and a vibration damper disposed subsequent thereto in the force flow, which vibration damper comprises at least one damper input connected torque proof to the hydrodynamic component and at least one axial bearing disposed between the damper input and an element forming a support surface in axial direction. The damper input in the portion of its inner circumference includes a bearing seat for the axial bearing. The bearing seat for the axial bearing is formed by at least one rim portion, folded over at the inner circumference of the damper input and forming a fold-over portion. | 05-13-2010 |
20100122605 | ONE PIECE PENDULUM - A pendulum for a damper, including: a first plate with a first side; a first plurality of through-slots in the first plate including respective first openings at the first side; a second plate with a second side; a second plurality of through-slots in the second plate including respective second openings at the second side; and a plurality of rollers for placement in the first and second plurality of through-slots. Respective portions of the first side reduce a dimension for the first plurality of through-slots at the first openings. Respective portions of the second side reduce a dimension for the second plurality of through-slots at the second openings. The respective portions of the first side are for restraining the rollers in a first direction and the respective portions of the second side are for restraining the rollers in a second direction, opposite the first direction. | 05-20-2010 |
20100133062 | VIBRATION DAMPER, PARTICULARLY A MULTISTAGE TORSION VIBRATION DAMPER - A vibration damper, for example, a multistage torsion vibration damper, including at least two coaxially disposed damper assemblies, each of them including at least one input component and one output component and being disposed on different diameters, a first damper assembly being disposed on the outside in a radial direction and configured as a series damper, including at least two dampers connected in series and coupled via an intermediate flange, and a second damper assembly being disposed on the inside in the radial direction. The intermediate flange includes at least two annular disk-shaped elements disposed at a distance in the axial direction and extending on both sides of the output component of the first damper arrangement at least into the portion of the outer circumference of the output component of the first damper assembly, each including openings extending in the circumferential direction. | 06-03-2010 |
20100269497 | HYDRODYNAMIC TORQUE CONVERTER - The invention relates to a hydrodynamic torque converter with an impeller connected on the drive side arranged in housing and a turbine driven by the latter, connected with the driven side of the torque converter, with a turbine damper actively disposed between the turbine and driven side. To improve the vibration damping on the driven side of the torque converter, it is proposed the turbine damper with a first damper part formed out of an input part connected with the turbine and an intermediate flange, limited and rotatable opposite and against the action of at least a first energy accumulator and a second damper part with the intermediate flange and an output part limited and rotatable oppositely and against the action of at least a second energy accumulator, wherein an adaptive-speed vibration absorber is arranged on the intermediate flange. | 10-28-2010 |
20110131965 | DRIVE TRAIN COMPRISING A HYDRODYNAMIC TORQUE CONVERTER, AND HYDRODYNAMIC TORQUE CONVERTER - A drive train, including a hydrodynamic torque converter with a housing arranged to be rotationally driven by a drive unit for a motor vehicle and an output part. The drive train includes an input shaft for a transmission. The output part is non-rotatably connected to the input shaft. An internal circumference of the transmission input shaft is supported by the housing. | 06-09-2011 |
20110143842 | VIBRATION DAMPER - A vibration damper comprising at least two damper assemblies connectable in series, coupled with one another through a floating intermediary flange, and torque transmission devices and/or damping coupling devices and rotation angle limiting devices between the floating intermediary flange and a damper component of one of the damper assemblies, wherein the damper component is disposed in a force flow in front and/or behind the floating intermediary flange. | 06-16-2011 |
20110203895 | WET CLUTCH - A wet clutch comprising at least one friction disk ( | 08-25-2011 |
20110209964 | WET CLUTCH - A wet clutch ( | 09-01-2011 |
20110308908 | TORQUE TRANSMISSION DEVICE - A torque transmission device, comprising a hydrodynamic component, a shiftable clutch device and a vibration damper. A turbine shell of the hydrodynamic component is connected with a damper input component of the vibration damper and/or with a turbine shell hub, which is at least indirectly supported in axial direction at a damper hub through a torque-proof connection. At least one axial support surface is provided at a face of a damper component, adjacent to the torque-proof connection in an axial direction, or of the damper hub. The face is oriented away in axial direction from the torque-proof connection. The invention is characterized in that a support element is arranged at the damper component or at the damper hub. The support element includes a support surface forming an axial protrusion, extending through adjacently arranged damper components or portions of a support. | 12-22-2011 |
20120210707 | HYDRODYNAMIC TORQUE CONVERTER WITH TORSION VIBRATION DAMPER - The invention relates to a hydrodynamic torque converter, comprising: a torsion vibration damper and an axial bearing disposed between a damper component of the torsion vibration damper or a turbine shell of the hydrodynamic torque converter, the turbine shell connected with the damper component, and an adjacent connecting component; and devices for centering the axial bearing in a radial direction. The invention is characterized in that the axial bearing is disposed between two disc shaped components and the centering devices are disposed at least at one of the two disc shaped components. | 08-23-2012 |
20120255394 | CENTRIFUGAL PENDULUM MECHANISM - The invention relates to a centrifugal pendulum mechanism, having at least one pendulum mass support and at least one pendulum mass arranged thereon, which pendulum mass can be moved to a limited extent radially relative to the pendulum mass support by means of at least one rolling element inside raceways formed by recesses in the pendulum mass support and the pendulum mass and in the circumferential direction, the rolling element having guiding means formed in the gap between the individual pendulum mass and the pendulum mass support. The invention includes means for reducing the gap size between the pendulum mass and the pendulum mass support in an at least spatially limited manner are provided outside the raceways for the rolling element and outside the range of the intermediate space between the pendulum mass and the pendulum mass support that can be converted by the guiding means. | 10-11-2012 |
20120298461 | HYDRODYNAMIC TORQUE CONVERTER - The hydrodynamic torque converter having a torque converter lockup clutch and a converter housing connected at the drive side, and a pump wheel non-rotatably connected thereto, as well as a turbine wheel non-rotatably connected at the output side to an output hub, and a torsional vibration damper actively arranged between the clutch output of the torque converter lockup clutch and the output hub, and including a centrifugal pendulum device arranged within the converter housing and having a pendulum flange with slightly swiveling pendulum masses thereupon, where the pendulum flange is arranged axially between the torsional vibration damper and the turbine wheel and is non-rotatably connected to a damper output part. of the torsional vibration damper, and the damper output part and/or the pendulum flange are directly connectable via an interlocking connection to the drive hub. | 11-29-2012 |
20120305358 | HYDRODYNAMIC TORQUE CONVERTER - A hydrodynamic torque converter comprising a torque converter lockup clutch and a converter housing connected at the drive side, and a pump wheel non-rotatably connected thereto, as well as a turbine wheel non-rotatably connected at the output side to an output hub, and a torsional vibration damper actively arranged between the clutch output of the torque converter lockup clutch and the output hub, and comprising a centrifugal pendulum device arranged within the converter housing and having a pendulum flange with slightly swiveling pendulum masses thereupon, wherein the pendulum flange is arranged axially between the torsional vibration damper and the turbine wheel and is non-rotatably connected to the turbine wheel and the output hub by means of a keyed connection. | 12-06-2012 |
20130150169 | CENTRIFUGAL PENDULUM DEVICE - Centrifugal pendulum device including pendulum masses arranged on axial sides of a pendulum mass support rotatable about an axis of rotation to form a pendulum mass pair. To form the mass pair, the masses are fastened to each other by means of a fastener passing through a cutout in the mass support. The mass pair is pivotable relative to the mass support due to a rolling element arranged to roll in a recess of the mass support and of the mass. In a section axially covering the recess of the mass support, the rolling element has a first outer diameter. In a section axially covering the recess of the pendulum mass, the rolling element has a second outer diameter. The rolling element further comprises a section axially located between the first and second diameters and has a third diameter, which is smaller than or equal to the first outer diameter. | 06-13-2013 |
20130152729 | TORSION DAMPER - A torsional damper having an input side for introducing a torque, an output side for outputting the torque, an energy storage element arranged between the input side and the output side on a circumference about an axis of rotation to elastically transmit the torque between the input side and the output side, and a retaining element arranged on the radially outer side of the energy storage element to support the energy storage element. An angle of rotation of the retaining element relative to the input side and to the output side about the axis of rotation is not limited. | 06-20-2013 |
20130233125 | TORSIONAL VIBRATION DAMPER - A torsional vibration damper for a drivetrain of a motor vehicle having a substantially discoidal centrifugal flange and a plurality of centrifugal pendulum-type absorbers. Each centrifugal pendulum-type absorber includes a first pendulum mass and a second pendulum mass. The first pendulum mass is arranged above a first surface of the pendulum flange, and the second pendulum mass is arranged above a second surface of the pendulum flange. The first pendulum mass and the second pendulum mass are firmly connected to each other by means of at least two spacing bolts in each case. The pendulum flange has a plurality of cutouts in which the spacing bolts are guided. A second spacing bolt of a first centrifugal pendulum-type absorber and a first spacing bolt of a second centrifugal pendulum-type absorber are guided in at least one first cutout. | 09-12-2013 |
20130239745 | CENTRIFUGAL PENDULUM MECHANISM - The invention relates to a centrifugal pendulum mechanism that includes a pendulum flange and pendulum masses which are fastened on both sides of the pendulum flange by means of a spacing bolt accommodated in a curved cutout of the pendulum flange to form a pair of pendulum masses, where the pair of pendulum masses is guided relative to the pendulum flange by means of the at least two rollers and can be pivoted restrictively because of a stop, where the rollers are accommodated in curved guide tracks in the pendulum masses and in complementary curved guide tracks in the pendulum flange and can be rolled, and at least two pairs of pendulum masses are arranged so as to be circumferentially adjacent to each other. | 09-19-2013 |