Patents by Inventor René DAIKELER
René DAIKELER 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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Patent number: 12451780Abstract: An electric axial flux machine having a stator with first and second stator elements arranged spaced apart axially from one another, and a rotor with a rotor body arranged on a rotor shaft, in the form of a disk and arranged axially between the first and second stator elements, the first and second stator elements being arranged movably in the axial direction in relation to the rotor body. An adjustment device is provided to adjust the first stator element and the second stator element in the axial direction in order to set an air gap. The adjustment device adjusts the first stator element and the second stator element in the axial direction depending on a torque which is to be transmitted via the rotor shaft and which generates a resulting supporting moment on the first stator element and on the second stator element.Type: GrantFiled: February 7, 2022Date of Patent: October 21, 2025Assignee: Schaeffler Technologies AG & Co. KGInventors: Christoph Raber, René Daikeler, Shen Ding
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Publication number: 20250149950Abstract: A module, in particular a rotor assembly (2) or stator assembly (49), for an electrical machine (1, 45), including multiple components (3), wherein at least one volume filled with a damping fluid is formed between at least two of the components (3), wherein, for the purpose of vibration damping, the damping fluid is displaceable as a result of a change in the geometry of the volume resulting from an elastic vibration of at least one component (3) adjacent to the volume.Type: ApplicationFiled: January 24, 2023Publication date: May 8, 2025Applicant: Schaeffler Technologies AG & Co. KGInventors: Sebastian KAISER, Olaf WERNER, Fabian BENESCH, Christoph RABER, René DAIKELER, Shen DING
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Publication number: 20240235351Abstract: An electric axial flux machine having a stator with first and second stator elements arranged spaced apart axially from one another, and a rotor with a rotor body arranged on a rotor shaft, in the form of a disk and arranged axially between the first and second stator elements, the first and second stator elements being arranged movably in the axial direction in relation to the rotor body. An adjustment device is provided to adjust the first stator element and the second stator element in the axial direction in order to set an air gap. The adjustment device adjusts the first stator element and the second stator element in the axial direction depending on a torque which is to be transmitted via the rotor shaft and which generates a resulting supporting moment on the first stator element and on the second stator element.Type: ApplicationFiled: February 7, 2022Publication date: July 11, 2024Applicant: Schaeffler Technologies AG & Co. KGInventors: Christoph RABER, René DAIKELER, Shen DING
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Publication number: 20240136902Abstract: An electric axial flux machine having a stator with first and second stator elements arranged spaced apart axially from one another, and a rotor with a rotor body arranged on a rotor shaft, in the form of a disk and arranged axially between the first and second stator elements, the first and second stator elements being arranged movably in the axial direction in relation to the rotor body. An adjustment device is provided to adjust the first stator element and the second stator element in the axial direction in order to set an air gap. The adjustment device adjusts the first stator element and the second stator element in the axial direction depending on a torque which is to be transmitted via the rotor shaft and which generates a resulting supporting moment on the first stator element and on the second stator element.Type: ApplicationFiled: February 7, 2022Publication date: April 25, 2024Applicant: Schaeffler Technologies AG & Co. KGInventors: Christoph RABER, René DAIKELER, Shen DING
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Patent number: 11788584Abstract: A torque transmitting device for transmitting torque between a first drive element and an output element, having a torque transmitting unit with a housing delimiting a first fluid chamber filled with a liquid, and a separating clutch arranged outside of the torque transmitting unit and the first fluid chamber in a second fluid chamber separated from the first chamber and which selectively transmits torque between the first drive element and the torque transmitting unit. The separating clutch has a clutch output that is connectable to a clutch input via a friction device and a clutch actuator that comprises a pressing element and an actuation element to which fluid pressure can be applied to move the actuation element. The pressing element is arranged within the second fluid chamber, and the actuation element is at least partly arranged within the first fluid chamber so that pressure is applied thereto by fluid pressure.Type: GrantFiled: July 23, 2020Date of Patent: October 17, 2023Assignee: Schaeffler Technologies AG & Co. KGInventors: Stephan Maienschein, René Daikeler, Christian Hügel
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Patent number: 11780316Abstract: A hybrid module for a drive train of a motor vehicle includes an electrical machine, a dry friction clutch for coupling the electrical machine with the drive train, an input shaft arranged to be coupled to an internal combustion engine of the motor vehicle, and an output shaft arranged to be coupled to a vehicle transmission of the motor vehicle. The dry friction clutch is designed to lead away or secure wear debris of the dry friction clutch. The hybrid module may be arranged as a P2 hybrid module within the drive train between an internal combustion engine side of the motor vehicle and a vehicle transmission side of the motor vehicle. The dry friction clutch may be a dry multi-disk clutch.Type: GrantFiled: July 3, 2020Date of Patent: October 10, 2023Assignee: Schaeffler Technologies AG & Co. KGInventors: René Daikeler, Christian Basler, Christoph Raber, Florian Vogel, Matthias Dannhäuser, Marc Finkenzeller
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Patent number: 11590836Abstract: A multiple disc clutch includes an axially displaceable outer disc hooked into an outer disc carrier to provide a first friction surface, and an axially displaceable inner disc hooked into an inner disc carrier to provide a second friction surface for a friction pairing with the first friction surface. The outer disc has an outer coupling element for coupling to the outer disc carrier and the inner disc has an inner coupling element for coupling to the inner disc carrier. The outer disc has an outer ring, the outer coupling element extends radially from the outer ring, and the first friction surface is connected to the outer ring by an outer leaf spring element; or the inner disc has an inner ring, the inner coupling element extends radially from the inner ring, and the second friction surface is connected to the inner ring by an inner leaf spring element.Type: GrantFiled: March 12, 2020Date of Patent: February 28, 2023Assignee: Schaeffler Technologies AG & Co. KGInventors: Matthias Dannhäuser, Radmir Ishmuratov, Florian Vogel, René Daikeler
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Publication number: 20220341472Abstract: A torque transmitting device for transmitting torque between a first drive element and an output element, having a torque transmitting unit with a housing delimiting a first fluid chamber filled with a liquid, and a separating clutch arranged outside of the torque transmitting unit and the first fluid chamber in a second fluid chamber separated from the first chamber and which selectively transmits torque between the first drive element and the torque transmitting unit. The separating clutch has a clutch output that is connectable to a clutch input via a friction device and a clutch actuator that comprises a pressing element and an actuation element to which fluid pressure can be applied to move the actuation element. The pressing element is arranged within the second fluid chamber, and the actuation element is at least partly arranged within the first fluid chamber so that pressure is applied thereto by fluid pressure.Type: ApplicationFiled: July 23, 2020Publication date: October 27, 2022Applicant: Schaeffler Technologies AG & Co. KGInventors: Stephan MAIENSCHEIN, René DAIKELER, Christian HÜGEL
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Publication number: 20220266674Abstract: A hybrid module for a drive train of a motor vehicle includes an electrical machine, a dry friction clutch for coupling the electrical machine with the drive train, an input shaft arranged to be coupled to an internal combustion engine of the motor vehicle, and an output shaft arranged to be coupled to a vehicle transmission of the motor vehicle. The dry friction clutch is designed to lead away or secure wear debris of the dry friction clutch. The hybrid module may be arranged as a P2 hybrid module within the drive train between an internal combustion engine side of the motor vehicle and a vehicle transmission side of the motor vehicle. The dry friction clutch may be a dry multi-disk clutch.Type: ApplicationFiled: July 3, 2020Publication date: August 25, 2022Applicant: Schaeffler Technologies AG & Co. KGInventors: René Daikeler, Christian Basler, Christoph Raber, Florian Vogel, Matthias Dannhäuser, Marc Finkenzeller
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Patent number: 11407300Abstract: A hybrid module for a drivetrain of a motor vehicle includes a separating clutch for coupling an input-side drive shaft with an output-side intermediate shaft, and an actuating device for actuating the separating clutch, co-rotatable with the drive shaft or with the intermediate shaft. The actuating device includes a pressure chamber connectable to a pressure source arranged to provide a hydraulic actuating pressure through a hydraulic medium, and a compensation device for at least partially compensating a change in pressure in the pressure chamber from a first centrifugal force acting on the hydraulic medium. The drive shaft may be a crankshaft of an internal combustion engine arranged for mechanically driving the motor vehicle and the intermediate shaft may be a rotor shaft for an electric machine arranged for electrically driving the motor vehicle.Type: GrantFiled: August 27, 2019Date of Patent: August 9, 2022Assignee: Schaeffler Technologies AG & Co. KGInventors: René Daikeler, Stephan Maienschein, Christian Hügel, Florian Vogel
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Publication number: 20220176796Abstract: A multiple disc clutch includes an axially displaceable outer disc hooked into an outer disc carrier to provide a first friction surface, and an axially displaceable inner disc hooked into an inner disc carrier to provide a second friction surface for a friction pairing with the first friction surface. The outer disc has an outer coupling element for coupling to the outer disc carrier and the inner disc has an inner coupling element for coupling to the inner disc carrier. The outer disc has an outer ring, the outer coupling element extends radially from the outer ring, and the first friction surface is connected to the outer ring by an outer leaf spring element; or the inner disc has an inner ring, the inner coupling element extends radially from the inner ring, and the second friction surface is connected to the inner ring by an inner leaf spring element.Type: ApplicationFiled: March 12, 2020Publication date: June 9, 2022Applicant: Schaeffler Technologies AG & Co. KGInventors: Matthias Dannhäuser, Radmir Ishmuratov, Florian Vogel, René Daikeler
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Publication number: 20210354547Abstract: A hybrid module for a drivetrain of a motor vehicle includes a separating clutch for coupling an input-side drive shaft with an output-side intermediate shaft, and an actuating device for actuating the separating clutch, co-rotatable with the drive shaft or with the intermediate shaft. The actuating device includes a pressure chamber connectable to a pressure source arranged to provide a hydraulic actuating pressure through a hydraulic medium, and a compensation device for at least partially compensating a change in pressure in the pressure chamber from a first centrifugal force acting on the hydraulic medium. The drive shaft may be a crankshaft of an internal combustion engine arranged for mechanically driving the motor vehicle and the intermediate shaft may be a rotor shaft for an electric machine arranged for electrically driving the motor vehicle.Type: ApplicationFiled: August 27, 2019Publication date: November 18, 2021Applicant: Schaeffler Technologies AG & Co. KGInventors: René Daikeler, Stephan Maienschein, Christian Hügel, Florian Vogel
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Patent number: 10138951Abstract: A dual clutch having a first clutch which has a first pressure plate that is movable axially relative to a first counterplate for coupling a first clutch disk that is connected to a first output shaft, a second clutch, which has a second pressure plate that is axially movable relative to a second counterplate for coupling a second clutch disk that is connected to a second output shaft, a torsional vibration damper situated in the direction of flux force between the input shaft and the first counterplate wherein the torsional vibration damper includes a dual mass flywheel with a bow spring running in the circumferential direction to transmit torque, where the flux of force is introducible radially on the outside from the input shaft to the first counterplate into the dual mass flywheel, and is dispersible radially on the inside to the bow spring.Type: GrantFiled: September 25, 2012Date of Patent: November 27, 2018Assignee: Schaeffler Technologies AG & Co. KGInventors: Florian Krebs, Olaf Werner, Nils Fischer, René Daikeler, Philippe Schwederle, Thomas Janz
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Publication number: 20170030418Abstract: The invention relates to a friction clutch for a drivetrain of a motor vehicle, having a contact plate that is movable relative to a pressure plate and a clutch disk to engage and disengage the clutch, and having an actuating element that influences the contact plate displacement position and is non-rotatably connected to the contact plate. The actuating element has at least one fluid diverting section which, in an operating state of the clutch, introduces a cooling fluid into the interior of the clutch to cool the contact plate, pressure plate, and/or clutch disk. The actuating element is preferably designed as a rigid component and for a system consisting of such a friction clutch and a transmission bell housing.Type: ApplicationFiled: March 19, 2015Publication date: February 2, 2017Inventors: Rene Hellgoth, René Daikeler
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Patent number: 9151338Abstract: A friction clutch having a counter-pressure plate and a pressing plate that is rotationally fixed and axially movable in relation to the latter, a cover part which is firmly connected to the counter-pressure plate, a lever spring clamped between the pressing plate and cover part having an encircling power rim and levers extending radially inward and distributed around the circumference and support zones extending radially outward, a clutch plate having friction linings which may be brought into frictional engagement between the counter-pressure plate and the pressing plate dependent on an axial engaging force applied to the levers contrary to the effect of a lining resiliency, a compensation spring effectively countering the lining resiliency between the counter-pressure plate and the pressing plate, and an adjusting device having a drive spring in the form of an opened ring situated on the lever spring.Type: GrantFiled: September 2, 2014Date of Patent: October 6, 2015Assignee: Schaeffler Technologies AG & Co. KGInventors: Dominik Herkommer, René Daikeler
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Publication number: 20140367218Abstract: A friction clutch having a counter-pressure plate and a pressing plate that is rotationally fixed and axially movable in relation to the latter, a cover part which is firmly connected to the counter-pressure plate, a lever spring clamped between the pressing plate and cover part having an encircling power rim and levers extending radially inward and distributed around the circumference and support zones extending radially outward, a clutch plate having friction linings which may be brought into frictional engagement between the counter-pressure plate and the pressing plate dependent on an axial engaging force applied to the levers contrary to the effect of a lining resiliency, a compensation spring effectively countering the lining resiliency between the counter-pressure plate and the pressing plate, and an adjusting device having a drive spring in the form of an opened ring situated on the lever spring.Type: ApplicationFiled: September 2, 2014Publication date: December 18, 2014Inventors: Dominik Herkommer, René Daikeler
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Patent number: 8607950Abstract: A dual clutch having a first transmission-side output shaft and/or a second transmission-side output shaft having a first clutch comprising a first pressure plate that is axially movable relative to a first counterplate for engaging a first clutch disk connected to a first output shaft, a second clutch comprising a second pressure plate that is axially movable relative to a second counterplate for engaging a second clutch disk connected to a second output shaft, an actuating device for moving the first pressure plate and/or the second pressure plate and a fastening plate connected to the actuation device for axially fastening to a clutch housing, wherein the actuating device is designed to pre-center relative to the clutch housing and/or the transmission housing in a radially adjustable manner, and the fastening plate is designed to be radially fixed to the clutch housing and/or the transmission housing.Type: GrantFiled: October 5, 2012Date of Patent: December 17, 2013Assignee: Schaeffler Technologies AG & Co. KGInventors: Florian Krebs, René Daikeler, Karl-Ludwig Kimmig, Olaf Werner
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Publication number: 20130025994Abstract: A dual clutch for coupling an engine-side input shaft with a first transmission-side and/or a second transmission-side output shaft. A first dutch has a first pressure plate, which is axially mobile relative to a first counter plate, for coupling with a first dutch disk connected to the first output shaft. A second dutch has a second pressure plate, which is axially mobile relative to a second counter plate, for coupling with a dutch disk connected to the second output shaft. A dutch cover is connected to the first and second counter plates. An actuator displaces the first and/or the second pressure plate. The actuator is radially supported on the input side on the input shaft by the clutch cover and a torsional vibration damper, which is connected to the clutch cover and is radially mounted on the output side on one of the output shafts and/or on a transmission housing.Type: ApplicationFiled: September 14, 2012Publication date: January 31, 2013Applicant: Schaeffler Technologies AG & Co. KGInventors: Florian KREBS, Oliver NOEHL, René DAIKELER, Bernhard WOLF, Luben KRAHTOV, Daniel BOSNJAK, Ivo AGNER