Patents by Inventor Andreas Orlamunder
Andreas Orlamunder has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20170292586Abstract: A torsional vibration damping arrangement, in particular mass damper subassembly, having a carrier which can be driven in rotation and a damper mass rotatably deflectable with respect to the carrier against the restoring action of a substantially radially extending damper spring. The damper spring is fixedly clamped in the damper mass and is supported or supportable with respect to the carrier for transmitting circumferential force. The damper spring is clamped between clamping elements arranged at both sides of the damper spring in circumferential direction.Type: ApplicationFiled: August 4, 2015Publication date: October 12, 2017Inventors: Andreas ORLAMÜNDER, Thomas DÖGEL, Uwe GROSSGEBAUER, Christoph SASSE, Uwe NORAS, Günter FAHL, Thomas WALTER, Armin STÜRMER, Thomas SCHUBERT, Michael GREULICH, Martin HERTEL, Matthias FISCHER
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Publication number: 20170210375Abstract: A hybrid module (2) with a vibration reducing system (4) which is coupled between an output side (8) and an input side (6) of the hybrid module (2). The vibration reducing system (4) is configured to reduce an injected torsional irregularity, wherein the vibration reducing system (4) has a preload that is greater than an assembly-related preload. The hybrid module (2) also includes an electric machine (10) which is coupled to the input side (6) or to the output side (8) of the hybrid module (2). The electric machine (10) is configured to introduce a torque at the input side (6) or at the output side (8) which is directed against a rotational irregularity coming from a drive arrangement (5) in order to reduce the rotational irregularity.Type: ApplicationFiled: December 17, 2014Publication date: July 27, 2017Applicant: ZF Friedrichshafen AGInventor: Andreas ORLAMÜNDER
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Patent number: 9599188Abstract: A torsional vibration damping arrangement for a drivetrain of a vehicle includes a carrier arrangement that is rotatable around an axis of rotation, a deflection mass movable in a circumferential direction relative to the carrier arrangement, and at least one radially extending, elastically deformable restoring element by which the carrier arrangement and the deflection mass are coupled to be rotatable relative to one another. A supporting element is associated with the restoring element and movable radially relative to the restoring element by which the restoring element is supported in circumferential direction with respect to the carrier arrangement at a radial position of the supporting element. A stiffness of the coupling between the carrier arrangement and the deflection mass which is brought about in circumferential direction by the restoring element has an abrupt course at least one radial position of the supporting element.Type: GrantFiled: October 14, 2013Date of Patent: March 21, 2017Assignee: ZF Friedrichshafen AGInventors: Thomas Dögel, Uwe Grossgebauer, Andreas Orlamünder
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Patent number: 9429211Abstract: 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.Type: GrantFiled: May 9, 2012Date of Patent: August 30, 2016Assignee: ZF Friedrichshafen AGInventors: Andreas Orlamünder, Daniel Lorenz, Michael Kühner, Thomas Dögel
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Publication number: 20160186835Abstract: A torsional vibration damping arrangement for a drivetrain of a vehicle includes a carrier arrangement that is rotatable around an axis of rotation, a deflection mass movable in a circumferential direction relative to the carrier arrangement, and at least one radially extending, elastically deformable restoring element by which the carrier arrangement and the deflection mass are coupled to be rotatable relative to one another. A supporting element is associated with the restoring element and movable radially relative to the restoring element by which the restoring element is supported in circumferential direction with respect to the carrier arrangement at a radial position of the supporting element. A stiffness of the coupling between the carrier arrangement and the deflection mass which is brought about in circumferential direction by the restoring element has an abrupt course at at least one radial position of the supporting element.Type: ApplicationFiled: October 14, 2013Publication date: June 30, 2016Inventors: Thomas DÖGEL, Uwe GROSSGEBAUER, Andreas ORLAMÜNDER
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Publication number: 20160169321Abstract: A torsional vibration damping arrangement particularly for the drivetrain of a vehicle, having a carrier arrangement which is rotatable around an axis of rotation, a deflection mass which is movable in circumferential direction relative to the carrier arrangement. The carrier arrangement and the deflection mass are coupled so as to be rotatable relative to one another via a plurality of radially extending, flexible restoring elements which are arranged in circumferential direction. A restoring element is deformable in each instance around a force application point which is movable in radial direction under centrifugal force and which is associated with the restoring element. A first restoring element is preloaded in a first direction in inactive position of the torsional vibration damping arrangement, and in that a second restoring element is preloaded in a second direction opposite to the first direction in the inactive position.Type: ApplicationFiled: September 23, 2013Publication date: June 16, 2016Inventors: Thomas DÖGEL, Uwe GROSSGEBAUER, Andreas ORLAMÜNDER
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Patent number: 9366318Abstract: 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.Type: GrantFiled: March 12, 2012Date of Patent: June 14, 2016Assignee: ZF Friedrichshafen AGInventors: Daniel Lorenz, Cora Carlson, Thomas Weigand, Thomas Dögel, Michael Kühner, Andreas Orlamünder
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Patent number: 9222408Abstract: 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.Type: GrantFiled: May 9, 2012Date of Patent: December 29, 2015Assignee: ZF Friedrichshafen AGInventors: Andreas Orlamünder, Daniel Lorenz, Michael Kühner, Thomas Dögel
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Publication number: 20150362042Abstract: 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.Type: ApplicationFiled: May 9, 2012Publication date: December 17, 2015Inventors: Andreas Orlamunder, Daniel Lorenz, Michael Kuhner, Thomas Dogel
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Publication number: 20150316123Abstract: A torsional vibration damping arrangement for a drivetrain of a vehicle, having a carrier arrangement which is rotatable around an axis of rotation, a deflection mass movable in circumferential direction relative to the carrier arrangement, carrier arrangement and the deflection mass are coupled to be rotatable relative to one another via restoring elements arranged in circumferential direction that extend from the deflection mass in direction of the carrier arrangement. A restoring element is deformable around a force application point which is movable in radial direction under centrifugal force and which is associated with the restoring element. The movable force application point is acted upon by a preloading force acting radially in direction of the axis of rotation by a preloading spring. A main axis of the preloading spring and a main axis of the restoring element do not extend coaxially.Type: ApplicationFiled: October 14, 2013Publication date: November 5, 2015Inventors: Thomas Dögel, Uwe Grossgebauer, Andreas Orlamünder
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Patent number: 9133905Abstract: A torsional vibration damper arrangement includes a vibration damper device (10) having a deflection mass carrier (12) and at least one deflection mass (14) which is supported at the deflection mass carrier (12) such that it can be deflected out of a basic position at a maximum distance from the axis of rotation (A) into a deflection position at a shorter distance from the axis of rotation (A), wherein the secondary side (96) has at least one circumferential supporting element (102, 104; 102?) having at least one circumferential supporting region (106, 108) and a secondary-side mass element (98) which is preferably shaped like an annular disk. First connection elements (118) connect the secondary-side mass element (98) to the at least one circumferential supporting element (98) and to the deflection mass carrier (12).Type: GrantFiled: April 11, 2011Date of Patent: September 15, 2015Assignee: ZF Friedrichshafen AGInventors: Bernhard Schierling, Michael Traut, Horst Zinssmeister, Reinhard Feldhaus, Mathias Kopp, Andreas Orlamünder
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Publication number: 20140123929Abstract: 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.Type: ApplicationFiled: May 9, 2012Publication date: May 8, 2014Inventors: Andreas Orlamünder, Daniel Lorenz, Machael Kuhner, Thomas Dogel
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Publication number: 20140102398Abstract: A drive system for a vehicle comprises an internal combustion engine switchable between operating modes of different performance capability, and a torsional vibration damping arrangement that comprises a primary side preferably coupled to a crankshaft and a secondary side rotatable with respect to the primary side against the action of a damper element arrangement. The damper element arrangement has a stiffness which increases as the load torque to be transmitted increases, and the primary side and the secondary side are in a limiting relative rotational position with respect to one another during transmission of a maximum torque which can be delivered in an operating mode with lower performance capability at a maximum torque rotational speed, and the damper element arrangement provides a limiting stiffness in the limiting relative rotational position such that a natural frequency of the torsional vibration damping arrangement is below the maximum torque speed.Type: ApplicationFiled: May 9, 2012Publication date: April 17, 2014Applicant: ZF FRIEDRICHSHAFEN AGInventors: Andreas Orlamünder, Daniel Lorenz, Michael Kühner, Thomas Dögel
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Publication number: 20140047949Abstract: 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.Type: ApplicationFiled: March 12, 2012Publication date: February 20, 2014Inventors: Daniel Lorenz, Cora Carlson, Thomas Weigand, Thomas Dögel, Michael Kühner, Andreas Orlamünder
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Publication number: 20130139641Abstract: A torsional vibration damper arrangement includes a vibration damper device (10) having a deflection mass carrier (12) and at least one deflection mass (14) which is supported at the deflection mass carrier (12) such that it can be deflected out of a basic position at a maximum distance from the axis of rotation (A) into a deflection position at a shorter distance from the axis of rotation (A), wherein the secondary side (96) has at least one circumferential supporting element (102, 104; 102?) having at least one circumferential supporting region (106, 108) and a secondary-side mass element (98) which is preferably shaped like an annular disk. First connection elements (118) connect the secondary-side mass element (98) to the at least one circumferential supporting element (98) and to the deflection mass carrier (12).Type: ApplicationFiled: April 11, 2011Publication date: June 6, 2013Applicant: ZF Friedrichshafen AGInventors: Bernhard Schierling, Michael Traut, Horst Zinssmeister, Reinhard Feldhaus, Mathias Kopp, Andreas Orlamünder
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Patent number: 8075410Abstract: Disclosed is a torsional vibration damper arrangement, especially for the drive train of a vehicle, including a primary side and a secondary side which is coupled to the primary side by a damper fluid arrangement in order for the primary side and the secondary side to rotate about an axis of rotation and rotate relative to one another. The damper fluid arrangement encompasses a first damper fluid that has low compressibility and transmits torque between the primary side and the secondary side as well as a second damper fluid which is more compressible and is loaded when the pressure of the first fluid increases.; The torsional vibration damper arrangement is characterized in that a volume containing the second damper fluid is disposed outside the primary side and outside the secondary side and does not rotate about the axis of rotation along with the primary side and the secondary side.Type: GrantFiled: December 4, 2007Date of Patent: December 13, 2011Assignee: ZF Friedrichshafen AGInventors: Cora Carlson, Andreas Orlamünder, Thomas Dögel
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Publication number: 20100300820Abstract: A torsional vibration damper system includes a primary side and a secondary side coupled to the primary side by a damper fluid arrangement for rotation and for relative rotation with respect to one another. The damper fluid arrangement has a first damper fluid which transmits a torque between the primary side and the secondary side and a second damper fluid which is loaded when there is an increase in pressure in the first damper fluid. A rotary feedthrough supplies or removes first damper fluid to or from at least one displacement chamber of the damper fluid arrangement and a pressure fluid generation system for providing first damper fluid to be supplied to the damper fluid arrangement via the rotary feedthrough. The pressure fluid generation system comprises at least two pressure fluid pumps.Type: ApplicationFiled: April 22, 2008Publication date: December 2, 2010Applicant: ZF Friedrichshagen AGInventors: Cora Carlson, Andreas Orlamünder, Thomas Busold, Thomas Dögel
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Publication number: 20100090382Abstract: A torsional vibration damper arrangement, includes a primary side and a secondary side coupled to the primary side via a damper fluid to rotate about a rotational axis relative to each other. The damper fluid arrangement includes a first damper fluid, in a first damper fluid chamber arrangement, which transmits a torque between the primary side and the secondary side, and a second damper fluid, in a second damper fluid chamber, which is loaded when the pressure of the first damper fluid in the first damper fluid chamber is increased. The second damper fluid chamber arrangement includes a cylindrical chamber units arranged radially outside and/or radially inside in relation to the first damper fluid chamber arrangement and one after the other in the circumferential direction, a separating element separating the first damper fluid from the second damper fluid and being displaced radially when the pressure in the chamber unit changes.Type: ApplicationFiled: December 4, 2007Publication date: April 15, 2010Applicant: ZF Friedrichshafen AGInventors: Cora Carlson, Andreas Orlamünder, Thomas Dögel
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Publication number: 20100043593Abstract: Disclosed is a torsional vibration damper arrangement, especially for the drive train of a vehicle, including a primary side and a secondary side which is coupled to the primary side by a damper fluid arrangement in order for the primary side and the secondary side to rotate about an axis of rotation and rotate relative to one another. The damper fluid arrangement encompasses a first damper fluid that has low compressibility and transmits torque between the primary side and the secondary side as well as a second damper fluid which is more compressible and is loaded when the pressure of the first fluid increases. The torsional vibration damper arrangement is characterized in that a volume containing the second damper fluid is disposed outside the primary side and outside the secondary side and does not rotate about the axis of rotation along with the primary side and the secondary side.Type: ApplicationFiled: December 4, 2007Publication date: February 25, 2010Applicant: ZF Friedrichshafen AGInventors: Cora Carlson, Andreas Orlamünder, Thomas Dögel
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Patent number: 7650975Abstract: A clutch disk arrangement for a multi-disk clutch has a hub rotatable about an axis of rotation and a plurality of friction lining assemblies connected to the hub by a torsional vibration damper arrangement. The torsional vibration damper arrangement includes a central disk element on the hub and a cover disk element on each side of the central element, where the cover disk elements are permanently connected to each other and are connected by a damper element arrangement to the central disk element for transmitting torque. A driver formation is provided on at least one of the cover disk elements and an opposing driver formation is arranged on at least one of the friction lining assemblies. The driver formation engages the opposing driver formation so that the at least one of the friction lining assemblies is fixed with respect to rotation and is axially displaceable.Type: GrantFiled: May 3, 2006Date of Patent: January 26, 2010Assignee: ZF Friedrichshafen AGInventors: Gerald Buer, Winfried Bokisch, Michael Kühner, Thorsten Müller, Andreas Orlamünder