Zf Friedrichshafen Ag

Daniel Lorenz

Thomas Dögel

Andreas Orlamünder

Tobias Höche

Axel Rohm

Thomas Weigand

Matthias Reisch

Erwin Wack

Ingrid Hoffelner

Tobias Dieckhoff

Wolfgang Grosspietsch

Cora Carlson

Steffen Matschas

Michael Kühner

Bernd Unseld

Matthias Kram

Johannes Friess

Dennis Egler

Christofer Ebert

Angelika Ebert

Thomas Drexlmaier

Lukas Spath

Steffen Einenkel

Uwe Großgebauer

Christoph Sasse

Markus Terwart

Kyrill Siemens

Uwe Grossgebauer

Mathias Kopp

Alexander Manger

Matthias Arzner

Mathais Kopp

Wolfgang Groasspietsch

Martin Ridder

A hybrid module for a vehicle arranged in a drivetrain between a drive unit, particularly an internal combustion engine, and an output, wherein an electric machine is provided, a rotor of the electric machine is connected to the output, and a clutch is provided between the drive unit and the electric machine, characterized in that the clutch is formed as a cone clutch.

Cone element acting as a clutch in a K0 installation space

An oil guide of a hybrid module for a vehicle which is arranged in a drivetrain between a drive unit, particularly an internal combustion engine, and an output. An electric machine is provided, and a rotor of the electric machine is connected to the output. A clutch is provided between the drive unit and the electric machine. The clutch has oil conducting elements in order to supply the electric machine with cooling oil. A further aspect of the invention is a hybrid module with such an oil guide.

A method for transmission of and damping of a mean torque with a superposed alternating torque in a torque transmission arrangement for a powertrain of a motor vehicle having an input and an output. The mean torque with the superposed alternating torque is transmitted along a torque path from the input the output. The input rotates at an input speed and the output rotates at an output speed. A slip arrangement is provided in the torque path between the input and the output for generating a speed slip. The slip arrangement provides a maximum of an external activation of the speed slip in the area of a maxima of at least one periodic oscillation component of an alternating component and provides a minimum of an external activation of the speed slip in the area of a minima of at least one periodic oscillation component of the alternating component (new).

Method for transmitting and dampening torques

A method for the transmission and damping of a mean torque with a superposed alternating torque having an input and an output. The mean and superposed alternating torque is transmitted along a torque path from the input to the output area. An input speed is a mean speed and a superposed alternating component. A slip arrangement is provided in the torque path between the input and the output for transmitting the mean and superposed alternating torque and generating a speed slip between an input speed and an output speed. The slip arrangement provides a maximum of an external activation of the speed slip in a area of the maxima of at least one periodic oscillation component of the alternating component and provides a minimum of an external activation of the speed slip in an area of the minima of at least one periodic oscillation component of the alternating component.

Method for transmitting and damping torques

A method for the transmission and damping of a mean torque with a superposed alternating torque in an arrangement having an input and an output. The mean torque and superposed alternating torque are transmitted along a path from the input to the output. A slip arrangement is provided in the torque path between the input and the output for transmitting mean torque and superposed alternating torque and for generating a speed slip between an input speed and an output speed in the path. The slip arrangement provides a maximum of an external activation of the speed slip in the area of the maxima of at least one periodic oscillation component of the alternating component and provides a minimum of an external activation of the speed slip in the area of the minima of at least one periodic oscillation component of the alternating component.

A torsional vibration damping arrangement for a drivetrain of a vehicle comprises a rotational mass arrangement which is rotatable around a rotational axis A and a damping arrangement fixed with respect to rotation relative to the rotational axis A. A displacer unit is operatively connected to the primary inertia element on the one side and to the secondary inertia element on the other side. The damping arrangement includes a slave cylinder with a working chamber having a volume V2, and the working chamber of the slave cylinder is operatively connected to the working chamber of the displacer unit. The damping arrangement includes a stiffness arrangement and a damper mass, and the slave cylinder of the damping arrangement is operatively connected to the damper mass by a stiffness arrangement.

Torsional vibration damping assembly for a drive train of a vehicle

A torsional vibration damping arrangement has an input-side connection component, an output-side connection component, a first torque transmission path arranged between the input-side connection component and the output-side connection component, a second torque transmission path arranged parallel to the first torque transmission path between the input-side connection component and the output-side connection component ( ), a phase shifter arrangement and a torque adjusting arrangement ( ). The phase shifter arrangement is arranged in the first torque transmission path or second torque transmission path and is configured to generate a phase shift of rotational irregularities guided via the first torque transmission path relative to rotational irregularities guided via the second torque transmission path. The torque adjusting arrangement is configured to change a torque transmission ratio between a first torque component which is transmitted via the first torque transmission path and a second torque component which is transmitted via the second torque transmission path.

Torsional vibration damper and torsional vibration damping method

A torsional vibration damping arrangement comprises an input region to be driven in rotation around an axis of rotation and an output region and a first torque transmission path and parallel thereto a second torque transmission path, both of which proceed from the input region, and a coupling arrangement for superposing the torques conducted via the torque transmission paths, which coupling arrangement communicates with the output region, a phase shifter arrangement for the first torque transmission path for generating a phase shift of rotational irregularities conducted via the first torque transmission path relative to rotational irregularities conducted via the second torque transmission path, and a pendulum mass in the phase shifter arrangement and/or in the coupling arrangement.

Torsional vibration damping arrangement, in particular for the powertrain of a vehicle

A drive system for a vehicle comprises an internal combustion engine and a torsional vibration damping arrangement. The internal combustion engine is switchable between operating modes of different performance capability, and the torsional vibration damping arrangement comprises a flywheel mass arrangement and at least one deflection mass pendulum unit with a deflection mass carrier and a deflection mass arrangement supported at the deflection mass carrier such that it can deflect out of a basic relative position with respect to the latter by means of a deflection mass coupling arrangement.

Drive system for a vehicle

A torsional vibration damping arrangement includes an input region to be driven in rotation around an axis of rotation and an output region. A first torque transmission path and parallel thereto a second torque transmission path and a coupling arrangement for superposing the torques transmitted via the torque transmission paths are provided between the input region and the output region. A first phase shifter arrangement is provided in the first torque transmission path for generating a phase shift of rotational irregularities transmitted via the first torque transmission path relative to rotational irregularities transmitted via the second torque transmission path.

Rotational vibration damping assembly

A torsional vibration damping arrangement for the drivetrain of a vehicle includes an input region to be driven in rotation around an axis of rotation (A) and an output region, and a first torque transmission path and parallel thereto a second torque transmission path which proceed from the input region, and a coupling arrangement for superposing the torques guided via the torque transmission paths, which coupling arrangement communicates with the output region, and a phase shifter arrangement for the first torque transmission path for generating a phase shift of rotational irregularities guided via the first torque transmission path relative to rotational irregularities guided via the second torque transmission path. The torsional vibration damping arrangement is formed with an axial distance between the phase shifter arrangement and the coupling arrangement to form a passage space for at least one driveshaft of a vehicle.

Rotational vibration damping arrangement for the drive train of a vehicle

A transmission includes a transmission input element, a transmission output element and a gear ratio changing system in a torque path between the transmission input element and the transmission output element. A torsional vibration damping arrangement with an input region and an output region is provided in the torque path. A first torque transmission path and, parallel thereto, a second torque transmission path, and a coupling arrangement for superposing the torques transmitted via the torque transmission paths, are provided between the input region and the output region. The torsional vibration damping arrangement includes a phase shifter arrangement for generating a phase shift of rotational irregularities transmitted via the first torque transmission path relative to rotational irregularities transmitted via the second torque transmission path.

Gearbox, in particular for the drive train of a vehicle

A torsional vibration damping arrangement, particularly for the drivetrain of a vehicle, includes an input region () to be driven in rotation around an axis of rotation (A) and an output region (), wherein a first torque transmission path () and parallel thereto a second torque transmission path () and a coupling arrangement () for superposing the torques conducted via the torque transmission paths () are provided between the input region () and the output region (), wherein a phase shifter arrangement () is provided in the first torque transmission path () for generating a phase shift of rotational irregularities conducted via the first torque transmission path () relative to rotational irregularities conducted via the second torque transmission path (), and wherein the coupling arrangement () includes a coupling lever arrangement ().

Torsional vibration damper assembly, in particular for the drive train of a motor vehicle

A drive system for a vehicle has an internal combustion engine and a torsional vibration damping arrangement. The internal combustion engine is switchable between operating modes of different performance. The torsional vibration damping arrangement includes an input region, which can be driven in rotation, and an output region. A first torque transmission path is provided between the input region and output region, and a second torque transmission path is provided parallel thereto. A coupling arrangement superposes the torques transmitted via the torque transmission paths, and a phase shifter arrangement is provided in at least one torque transmission path for generating a phase shift of rotational irregularities transmitted via the one torque transmission path in relation to the rotational irregularities transmitted via the other torque transmission path.

A gearwheel for a planetary gear train includes two working toothing regions arranged successively in direction of a gearwheel rotational axis (Z). A first working toothing region is arranged at a first gearwheel part, and a second working toothing region is arranged at a second gearwheel part. The two gearwheel parts are connected to one another by positive engagement and/or bonding engagement and/or frictional engagement so as to rotate together around the gearwheel rotational axis (Z) and/or against relative movement with respect to one another in direction of the gearwheel rotational axis (Z).

Growing community of inventors

Bad Kissingen, Germany

Daniel Lorenz