Patents by Inventor Tobias Haerter
Tobias Haerter 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: 11938824Abstract: A hybrid transmission for a vehicle includes a transmission input shaft extending in a transverse direction, at least one countershaft arranged parallel to the transmission input shaft, a clutch device arranged coaxially with respect to the transmission input shaft and which has at least one clutch, and a differential having a differential input gear. A rotational axis of the differential input gear is arranged parallel to the transmission input shaft. The transmission also includes an electric machine having a rotor with a rotor rotational axis arranged parallel to the transmission input shaft and a transmission control device. As viewed in a longitudinal direction perpendicular to the transverse direction, the differential input gear, the transmission input shaft, and a transmission controller including the transmission control device are arranged in succession in the sequence specified.Type: GrantFiled: October 18, 2021Date of Patent: March 26, 2024Assignee: MERCEDES-BENZ GROUP AGInventors: Martin Dengler, Benjamin Bauer, Jan Becker, Markus Brandenburg, Andreas Ertel, Peter Hahn, Tobias Haerter, Elmar Mueller, Jörg Weigold, Timo Maurer, Preetam Birje
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Patent number: 11926220Abstract: A hybrid transmission for a vehicle includes a transmission input shaft extending in a transverse direction, at least one countershaft arranged parallel to the transmission input shaft, a clutch device arranged coaxially with respect to the transmission input shaft and which has at least one clutch, and a differential having a differential input gear. A rotational axis of the differential input gear is arranged parallel to the transmission input shaft. The transmission also includes an electric machine having a rotor with a rotor rotational axis arranged parallel to the transmission input shaft and a transmission control device. As viewed in a longitudinal direction perpendicular to the transverse direction, the differential input gear, the transmission input shaft, and a transmission controller including the transmission control device are arranged in succession in the sequence specified.Type: GrantFiled: May 31, 2023Date of Patent: March 12, 2024Assignee: MERCEDES-BENZ GROUP AGInventors: Martin Dengler, Benjamin Bauer, Jan Becker, Markus Brandenburg, Andreas Ertel, Peter Hahn, Tobias Haerter, Elmar Mueller, Jörg Weigold, Timo Maurer, Preetam Birje
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Patent number: 11912132Abstract: A hybrid transmission for a vehicle includes a transmission input shaft extending in a transverse direction, at least one countershaft arranged parallel to the transmission input shaft, a clutch device arranged coaxially with respect to the transmission input shaft and which has at least one clutch, and a differential having a differential input gear. A rotational axis of the differential input gear is arranged parallel to the transmission input shaft. The transmission also includes an electric machine having a rotor with a rotor rotational axis arranged parallel to the transmission input shaft and a transmission control device. As viewed in a longitudinal direction perpendicular to the transverse direction, the differential input gear, the transmission input shaft, and a transmission controller including the transmission control device are arranged in succession in the sequence specified.Type: GrantFiled: May 31, 2023Date of Patent: February 27, 2024Assignee: MERCEDES-BENZ GROUP AGInventors: Martin Dengler, Benjamin Bauer, Jan Becker, Markus Brandenburg, Andreas Ertel, Peter Hahn, Tobias Haerter, Elmar Mueller, Jörg Weigold, Timo Maurer, Preetam Birje
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Publication number: 20240001752Abstract: A hybrid transmission for a vehicle includes a transmission input shaft extending in a transverse direction, at least one countershaft arranged parallel to the transmission input shaft, a clutch device arranged coaxially with respect to the transmission input shaft and which has at least one clutch, and a differential having a differential input gear. A rotational axis of the differential input gear is arranged parallel to the transmission input shaft. The transmission also includes an electric machine having a rotor with a rotor rotational axis arranged parallel to the transmission input shaft and a transmission control device. As viewed in a longitudinal direction perpendicular to the transverse direction, the differential input gear, the transmission input shaft, and a transmission controller including the transmission control device are arranged in succession in the sequence specified.Type: ApplicationFiled: October 18, 2021Publication date: January 4, 2024Inventors: Martin DENGLER, Benjamin BAUER, Jan BECKER, Markus BRANDENBURG, Andreas ERTEL, Peter HAHN, Tobias HAERTER, Elmar MUELLER, Jörg WEIGOLD, Timo MAURER, Preetam BIRJE
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Publication number: 20230406089Abstract: A dual-clutch transmission includes first and second partial transmissions, a first countershaft to which a first output gear is permanently connected in a rotationally fixed manner, and a second countershaft to which a second output gear is permanently connected in a rotationally fixed manner. A first idler assigned to the first partial transmission and a second idler assigned to the second partial transmission are respectively arranged coaxially to the first countershaft and are couplable to each other in a rotationally fixed manner by a bridge switching element. The first partial transmission includes exactly three single-gear planes, including a first single-gear plane, second single-gear plane having the first idler, and third single-gear plane.Type: ApplicationFiled: August 4, 2021Publication date: December 21, 2023Inventors: Peter HAHN, Carsten GITT, Tobias HAERTER, Jonathan ZEIBIG
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Publication number: 20230398854Abstract: A dual-clutch transmission includes two clutches for respectively connecting an input shaft in a rotationally fixed manner to a sub-transmission input shaft. Two layshafts each have one output gear arranged coaxially with respect thereto. A first, second, and third forward idler gear are each arranged coaxially with respect to the one layshaft. A fourth and fifth forward idler gear are each arranged coaxially with respect to the other layshaft. One of the output gears is a larger output gear having a greater diameter or a greater number of teeth than the other, smaller output gear. The first forward idler gear forms a second gear stage, the second forward idler gear forms a third gear stage, etc. The gear stages have a decreasing transmission ratio in the order stated.Type: ApplicationFiled: July 27, 2021Publication date: December 14, 2023Inventors: Carsten GITT, Andreas KOLB, Tobias HAERTER, Juergen SCHWEITZER, Jonathan ZEIBIG, Peter HAHN, Jakub ROMANIAK, Stefan SPERRFECHTER, Klaus RIEDL, Tobias SCHILDER
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Publication number: 20230302917Abstract: A hybrid transmission for a vehicle includes a transmission input shaft extending in a transverse direction, at least one countershaft arranged parallel to the transmission input shaft, a clutch device arranged coaxially with respect to the transmission input shaft and which has at least one clutch, and a differential having a differential input gear. A rotational axis of the differential input gear is arranged parallel to the transmission input shaft. The transmission also includes an electric machine having a rotor with a rotor rotational axis arranged parallel to the transmission input shaft and a transmission control device. As viewed in a longitudinal direction perpendicular to the transverse direction, the differential input gear, the transmission input shaft, and a transmission controller including the transmission control device are arranged in succession in the sequence specified.Type: ApplicationFiled: May 31, 2023Publication date: September 28, 2023Inventors: Martin DENGLER, Benjamin BAUER, Jan BECKER, Markus BRANDENBURG, Andreas ERTEL, Peter HAHN, Tobias HAERTER, Elmar MUELLER, Jörg WEIGOLD, Timo MAURER, Preetam BIRJE
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Publication number: 20230302892Abstract: A hybrid transmission for a vehicle includes a transmission input shaft extending in a transverse direction, at least one countershaft arranged parallel to the transmission input shaft, a clutch device arranged coaxially with respect to the transmission input shaft and which has at least one clutch, and a differential having a differential input gear. A rotational axis of the differential input gear is arranged parallel to the transmission input shaft. The transmission also includes an electric machine having a rotor with a rotor rotational axis arranged parallel to the transmission input shaft and a transmission control device. As viewed in a longitudinal direction perpendicular to the transverse direction, the differential input gear, the transmission input shaft, and a transmission controller including the transmission control device are arranged in succession in the sequence specified.Type: ApplicationFiled: May 31, 2023Publication date: September 28, 2023Inventors: Martin DENGLER, Benjamin BAUER, Jan BECKER, Markus BRANDENBURG, Andreas ERTEL, Peter HAHN, Tobias HAERTER, Elmar MUELLER, Jörg WEIGOLD, Timo MAURER, Preetam BIRJE
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Patent number: 11679658Abstract: An electric drive device for a motor vehicle has a housing, a first planetary gearset arranged in the housing and which has a first sun gear as first elements, a first planetary support, and a first gear ring. A second planetary gearset is arranged in the housing and has a second sun gear that is coupled or can be coupled non-rotationally to the first gear ring as second elements and a second planetary support and a second gear ring. The device has an electric motor, which has a stator and a rotor, an input shaft that can be driven by the rotor and is permanently non-rotationally connected to the first sun gear, an output shaft, having a differential transmission, a lateral shaft and having a first switching element, which is provided to connect the first sun gear non-rotationally to the housing. The rotor, the first planetary gearset, the second planetary gearset, and the differential transmission are arranged coaxially to one another.Type: GrantFiled: December 9, 2020Date of Patent: June 20, 2023Assignee: MERCEDES-BENZ GROUP AGInventors: Tobias Schilder, Tobias Haerter, Philip Gansloser, Heiner Kunckel
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Publication number: 20230100344Abstract: An electric drive device for a motor vehicle has a housing, a first planetary gearset arranged in the housing and which has a first sun gear as first elements, a first planetary support, and a first gear ring. A second planetary gearset is arranged in the housing and has a second sun gear that is coupled or can be coupled non-rotationally to the first gear ring as second elements and a second planetary support and a second gear ring. The device has an electric motor, which has a stator and a rotor, an input shaft that can be driven by the rotor and is permanently non-rotationally connected to the first sun gear, an output shaft, having a differential transmission, a lateral shaft and having a first switching element, which is provided to connect the first sun gear non-rotationally to the housing. The rotor, the first planetary gearset, the second planetary gearset, and the differential transmission are arranged coaxially to one another.Type: ApplicationFiled: December 9, 2020Publication date: March 30, 2023Inventors: Tobias SCHILDER, Tobias HAERTER, Philip GANSLOSER, Heiner KUNCKEL
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Patent number: 11351849Abstract: An electric drive device has a planetary gear set, which includes has a first sun gear, a first planet carrier and a first ring gear. The drive device also includes a planetary gear set with a second sun gear that is or can be non-rotatably coupled to the first ring gear, a second planet carrier and a second ring gear that is or can be non-rotatably coupled to the first planet carrier. An electric motor has a rotor with an input shaft driveable by the rotor and permanently non-rotatably connected to the first sun gear. The drive device also includes an output shaft, a differential gear, a first switching element, and a second switching element. The planetary gear sets are arranged coaxially to the differential gear and the differential gear has a ball-shaped differential having a differential housing.Type: GrantFiled: October 31, 2019Date of Patent: June 7, 2022Assignee: MERCEDES-BENZ GROUP AGInventors: Tobias Schilder, Philip Gansloser, Klaus Riedl, Tobias Haerter
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Patent number: 11293526Abstract: A hybrid dual-clutch transmission includes a first sub-transmission and a second sub-transmission, a first countershaft, a first output gear non-rotatably connected to the first countershaft, a second countershaft, a dual clutch, which has a first clutch assigned to the first sub-transmission and a second clutch assigned to the second sub-transmission, a separating clutch and an electric motor. The electric motor is or can be coupled to the separating clutch and to the dual clutch.Type: GrantFiled: July 7, 2020Date of Patent: April 5, 2022Assignee: DAIMLER AGInventors: Carsten Gitt, Tobias Haerter, Peter Hahn, Andreas Kolb, Jakub Romaniak, Juergen Schweitzer, Stefan Sperrfechter, Jonathan Zeibig
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Patent number: 11268579Abstract: A hybrid dual-clutch transmission includes a first countershaft sub-transmission, a second countershaft sub-transmission, a first clutch assigned to the first countershaft sub-transmission, a first actuating chamber, a first centrifugal oil chamber, a first power transmission region, a first inner lamella carrier, and a first outer lamella carrier. The transmission also includes a second clutch assigned to the second countershaft sub-transmission, a second actuating chamber, a second centrifugal oil chamber, a second power transmission region, a second inner lamella carrier, and second outer lamella carrier. The transmission further includes a third clutch to connect to an internal combustion engine and which has a third actuating chamber, a third centrifugal oil chamber, a third power transmission region, a third inner lamella carrier, and a third outer lamella carrier.Type: GrantFiled: September 27, 2019Date of Patent: March 8, 2022Assignee: DAIMLER AGInventors: Peter Hahn, Stefan Sperrfechter, Tobias Haerter, Juergen Schweitzer, Jonathan Zeibig, Andreas Kolb
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Publication number: 20210394602Abstract: An electric drive device has a planetary gear set, which includes has a first sun gear, a first planet carrier and a first ring gear. The drive device also includes a planetary gear set with a second sun gear that is or can be non-rotatably coupled to the first ring gear, a second planet carrier and a second ring gear that is or can be non-rotatably coupled to the first planet carrier. An electric motor has a rotor with an input shaft driveable by the rotor and permanently non-rotatably connected to the first sun gear. The drive device also includes an output shaft, a differential gear, a first switching element, and a second switching element. The planetary gear sets are arranged coaxially to the differential gear and the differential gear has a ball-shaped differential having a differential housing.Type: ApplicationFiled: October 31, 2019Publication date: December 23, 2021Inventors: Tobias SCHILDER, Philip GANSLOSER, Klaus RIEDL, Tobias HAERTER
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Publication number: 20210396278Abstract: A hybrid dual-clutch transmission includes a first countershaft sub-transmission, a second countershaft sub-transmission, a first clutch assigned to the first countershaft sub-transmission, a first actuating chamber, a first centrifugal oil chamber, a first power transmission region, a first inner lamella carrier, and a first outer lamella carrier. The transmission also includes a second clutch assigned to the second countershaft sub-transmission, a second actuating chamber, a second centrifugal oil chamber, a second power transmission region, a second inner lamella carrier, and second outer lamella carrier. The transmission further includes a third clutch to connect to an internal combustion engine and which has a third actuating chamber, a third centrifugal oil chamber, a third power transmission region, a third inner lamella carrier, and a third outer lamella carrier.Type: ApplicationFiled: September 27, 2019Publication date: December 23, 2021Inventors: Peter HAHN, Stefan SPERRFECHTER, Tobias HAERTER, Juergen SCHWEITZER, Jonathan ZEIBIG, Andreas KOLB
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Publication number: 20210010567Abstract: A hybrid dual-clutch transmission includes a first sub-transmission and a second sub-transmission, a first countershaft, a first output gear non-rotatably connected to the first countershaft, a second countershaft, a dual clutch, which has a first clutch assigned to the first sub-transmission and a second clutch assigned to the second sub-transmission, a separating clutch and an electric motor. The electric motor is or can be coupled to the separating clutch and to the dual clutch.Type: ApplicationFiled: July 7, 2020Publication date: January 14, 2021Inventors: Carsten GITT, Tobias HAERTER, Peter HAHN, Andreas KOLB, Jakub ROMANIAK, Juergen SCHWEITZER, Stefan SPERRFECHTER, Jonathan ZEIBIG
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Patent number: 10781913Abstract: A method for controlling a positive gearshift unit includes, in an engagement procedure, a coupling element, which is connected to a first coupling half and which has a beveled coupling toothing, is brought into engagement with a blocking element, which has a blocking toothing and which is connected to a second coupling half, and is brought into engagement with a catch element, which is connected to the second coupling half, which has a beveled catch toothing, and which is able to move circumferentially with respect to the blocking element. In the engagement procedure, a touch-point is set which comes after a crossing of a synchronous rotational speed in a rotational speed difference profile.Type: GrantFiled: March 10, 2016Date of Patent: September 22, 2020Assignee: Daimler AGInventors: Nils Tonius, Tobias Haerter
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Patent number: 10760653Abstract: A transmission device for a motor vehicle includes a final drive and a planetary gearset. The planetary gearset has a first transmission element formed by a first ring gear, which first transmission element has external teeth for introducing a drive torque, at least one second transmission element and at least one third transmission element, which is coupled to the final drive. The device also has a brake element for lockingly braking at least one of the transmission elements of the planetary gearset. The final drive is a planetary differential, which is arranged radially inside the planetary gearset and is arranged in a gearwheel level with the planetary gearset.Type: GrantFiled: November 20, 2017Date of Patent: September 1, 2020Assignee: DAIMLER AGInventors: Tobias Schilder, Tobias Haerter, Klaus Riedl
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Publication number: 20200063834Abstract: A transmission device for a motor vehicle includes a final drive and a planetary gearset. The planetary gearset has a first transmission element formed by a first ring gear, which first transmission element has external teeth for introducing a drive torque, at least one second transmission element and at least one third transmission element, which is coupled to the final drive. The device also has a brake element for lockingly braking at least one of the transmission elements of the planetary gearset. The final drive is a planetary differential, which is arranged radially inside the planetary gearset and is arranged in a gearwheel level with the planetary gearset.Type: ApplicationFiled: November 20, 2017Publication date: February 27, 2020Inventors: Tobias SCHILDER, Tobias HAERTER, Klaus RIEDL
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Patent number: 10544854Abstract: An electric vehicle drive includes an electric motor, an axle drive and a multistep reduction gear that is arranged between the electric motor and the axle drive, is intended in structural terms for shifting at least two forward gears, and includes precisely three planetary gear stages that are operatively interconnected includes sun gears, internal gears and planet carriers, a transmission input element for attaching the electric motor for conjoint rotation, and a transmission output element for attaching the axle drive for conjoint rotation. The transmission input element being permanently connected to the sun gear of the first planetary gear stage for conjoint rotation. The transmission output element being permanently connected to the planet carrier of the third planetary gear stage for conjoint rotation. At least the planet carrier of the first planetary gear stage and the sun gear of the third planetary gear stage are permanently interconnected for conjoint rotation.Type: GrantFiled: March 2, 2017Date of Patent: January 28, 2020Assignee: DAIMLER AGInventors: Tobias Schilder, Josep Maria Bou Romano, Klaus Riedl, Tobias Haerter