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).

  • Patent number: 11938824
    Abstract: 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: Grant
    Filed: October 18, 2021
    Date of Patent: March 26, 2024
    Assignee: MERCEDES-BENZ GROUP AG
    Inventors: Martin Dengler, Benjamin Bauer, Jan Becker, Markus Brandenburg, Andreas Ertel, Peter Hahn, Tobias Haerter, Elmar Mueller, Jörg Weigold, Timo Maurer, Preetam Birje
  • Patent number: 11926220
    Abstract: 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: Grant
    Filed: May 31, 2023
    Date of Patent: March 12, 2024
    Assignee: MERCEDES-BENZ GROUP AG
    Inventors: Martin Dengler, Benjamin Bauer, Jan Becker, Markus Brandenburg, Andreas Ertel, Peter Hahn, Tobias Haerter, Elmar Mueller, Jörg Weigold, Timo Maurer, Preetam Birje
  • Patent number: 11912132
    Abstract: 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: Grant
    Filed: May 31, 2023
    Date of Patent: February 27, 2024
    Assignee: MERCEDES-BENZ GROUP AG
    Inventors: Martin Dengler, Benjamin Bauer, Jan Becker, Markus Brandenburg, Andreas Ertel, Peter Hahn, Tobias Haerter, Elmar Mueller, Jörg Weigold, Timo Maurer, Preetam Birje
  • Publication number: 20240001752
    Abstract: 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: Application
    Filed: October 18, 2021
    Publication date: January 4, 2024
    Inventors: Martin DENGLER, Benjamin BAUER, Jan BECKER, Markus BRANDENBURG, Andreas ERTEL, Peter HAHN, Tobias HAERTER, Elmar MUELLER, Jörg WEIGOLD, Timo MAURER, Preetam BIRJE
  • Publication number: 20230406089
    Abstract: 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: Application
    Filed: August 4, 2021
    Publication date: December 21, 2023
    Inventors: Peter HAHN, Carsten GITT, Tobias HAERTER, Jonathan ZEIBIG
  • Publication number: 20230398854
    Abstract: 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: Application
    Filed: July 27, 2021
    Publication date: December 14, 2023
    Inventors: Carsten GITT, Andreas KOLB, Tobias HAERTER, Juergen SCHWEITZER, Jonathan ZEIBIG, Peter HAHN, Jakub ROMANIAK, Stefan SPERRFECHTER, Klaus RIEDL, Tobias SCHILDER
  • Publication number: 20230302917
    Abstract: 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: Application
    Filed: May 31, 2023
    Publication date: September 28, 2023
    Inventors: Martin DENGLER, Benjamin BAUER, Jan BECKER, Markus BRANDENBURG, Andreas ERTEL, Peter HAHN, Tobias HAERTER, Elmar MUELLER, Jörg WEIGOLD, Timo MAURER, Preetam BIRJE
  • Publication number: 20230302892
    Abstract: 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: Application
    Filed: May 31, 2023
    Publication date: September 28, 2023
    Inventors: Martin DENGLER, Benjamin BAUER, Jan BECKER, Markus BRANDENBURG, Andreas ERTEL, Peter HAHN, Tobias HAERTER, Elmar MUELLER, Jörg WEIGOLD, Timo MAURER, Preetam BIRJE
  • Patent number: 11679658
    Abstract: 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: Grant
    Filed: December 9, 2020
    Date of Patent: June 20, 2023
    Assignee: MERCEDES-BENZ GROUP AG
    Inventors: Tobias Schilder, Tobias Haerter, Philip Gansloser, Heiner Kunckel
  • Publication number: 20230100344
    Abstract: 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: Application
    Filed: December 9, 2020
    Publication date: March 30, 2023
    Inventors: Tobias SCHILDER, Tobias HAERTER, Philip GANSLOSER, Heiner KUNCKEL
  • Patent number: 11351849
    Abstract: 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: Grant
    Filed: October 31, 2019
    Date of Patent: June 7, 2022
    Assignee: MERCEDES-BENZ GROUP AG
    Inventors: Tobias Schilder, Philip Gansloser, Klaus Riedl, Tobias Haerter
  • Patent number: 11293526
    Abstract: 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: Grant
    Filed: July 7, 2020
    Date of Patent: April 5, 2022
    Assignee: DAIMLER AG
    Inventors: Carsten Gitt, Tobias Haerter, Peter Hahn, Andreas Kolb, Jakub Romaniak, Juergen Schweitzer, Stefan Sperrfechter, Jonathan Zeibig
  • Patent number: 11268579
    Abstract: 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: Grant
    Filed: September 27, 2019
    Date of Patent: March 8, 2022
    Assignee: DAIMLER AG
    Inventors: Peter Hahn, Stefan Sperrfechter, Tobias Haerter, Juergen Schweitzer, Jonathan Zeibig, Andreas Kolb
  • Publication number: 20210394602
    Abstract: 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: Application
    Filed: October 31, 2019
    Publication date: December 23, 2021
    Inventors: Tobias SCHILDER, Philip GANSLOSER, Klaus RIEDL, Tobias HAERTER
  • Publication number: 20210396278
    Abstract: 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: Application
    Filed: September 27, 2019
    Publication date: December 23, 2021
    Inventors: Peter HAHN, Stefan SPERRFECHTER, Tobias HAERTER, Juergen SCHWEITZER, Jonathan ZEIBIG, Andreas KOLB
  • Publication number: 20210010567
    Abstract: 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: Application
    Filed: July 7, 2020
    Publication date: January 14, 2021
    Inventors: Carsten GITT, Tobias HAERTER, Peter HAHN, Andreas KOLB, Jakub ROMANIAK, Juergen SCHWEITZER, Stefan SPERRFECHTER, Jonathan ZEIBIG
  • Patent number: 10781913
    Abstract: 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: Grant
    Filed: March 10, 2016
    Date of Patent: September 22, 2020
    Assignee: Daimler AG
    Inventors: Nils Tonius, Tobias Haerter
  • Patent number: 10760653
    Abstract: 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: Grant
    Filed: November 20, 2017
    Date of Patent: September 1, 2020
    Assignee: DAIMLER AG
    Inventors: Tobias Schilder, Tobias Haerter, Klaus Riedl
  • Publication number: 20200063834
    Abstract: 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: Application
    Filed: November 20, 2017
    Publication date: February 27, 2020
    Inventors: Tobias SCHILDER, Tobias HAERTER, Klaus RIEDL
  • Patent number: 10544854
    Abstract: 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: Grant
    Filed: March 2, 2017
    Date of Patent: January 28, 2020
    Assignee: DAIMLER AG
    Inventors: Tobias Schilder, Josep Maria Bou Romano, Klaus Riedl, Tobias Haerter