Patents by Inventor Matthias Reisch
Matthias Reisch 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: 20240271685Abstract: A transmission (1) for a drive train of a vehicle (100) includes an input shaft (2), a first output shaft (3), a second output shaft (4) and a differential arranged in power flow between the input shaft (2) and the two output shafts (3, 4). A first output torque is transmittable onto the first output shaft (3) by the first planetary gear set (5). A support torque of the first planetary gear set (5) is convertible in the second planetary gear set (6) such that a second output torque is transmittable onto the second output shaft (4). The second planetary gear set (6) is axially adjacent to the first planetary gear set (5), and the planet gears (5.4) of the first planetary gear set (5) do not axially overlap the planet gears (6.4) of the second planetary gear set (6). A second gear set element in the first planetary gear set (5) is a ring gear (5.2) and is connected to a first gear set element in the second planetary gear set (6), which is a sun gear (6.1), for conjoint rotation. The sun gear (6.Type: ApplicationFiled: February 13, 2024Publication date: August 15, 2024Inventors: Tamas Gyarmati, Philip Dötschel, Matthias Reisch
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Publication number: 20240271684Abstract: A transmission (1) includes an input shaft (2), a first and a second output shaft (3, 4), and a differential (7) with a first and a second planetary gear set (5, 6). A first gear set element of the first planetary gear set (5) is connected to the input shaft (2) for conjoint rotation. A second gear set element of the first planetary gear set (5) is connected to a first gear set element of the second planetary gear set (6) conjoint rotation. A third gear set element of the first planetary gear set (5) is connected to the first output shaft (3) for conjoint rotation. A second gear set element of the second planetary gear set (6) is connected to the second output shaft (4) for conjoint rotation. A third gear set element of the second planetary gear set (6) is connected to a stationary component for conjoint rotation. The second planetary gear set (6) is axially adjacent to the first planetary gear set (5) and the planet gears (5.4) of the first planetary gear set (5) do not axially overlap the planet gears (6.Type: ApplicationFiled: February 14, 2024Publication date: August 15, 2024Inventors: Tamas Gyarmati, Matthias Reisch, Philip Dötschel, Eckhardt Lübke, Hagen Doepfert
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Publication number: 20240262175Abstract: The disclosure relates to a transmission comprising an input shaft, a first output shaft, a second output shaft, a first planetary gear set, and a second planetary gear set which is connected to the first planetary gear set. Each of the planetary gear sets comprises multiple elements. The input shaft, the two output shafts, the planetary gear sets, as well as the elements thereof are arranged and designed such that—a torque introduced via the input shaft is converted and is distributed to the two output shafts in a defined ratio, and the development of a sum torque is prevented. At least one element of the first planetary gear set is rotationally fixed to another element of the second planetary gear set. Another element of the second planetary gear set is secured to a rotationally fixed component.Type: ApplicationFiled: December 14, 2023Publication date: August 8, 2024Inventors: Matthias Reisch, Stefan Beck
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Patent number: 12025211Abstract: A transmission may have an input shaft, a first output shaft, a second output shaft, and an integral differential functionally located between the input shaft and the two output shafts. The transmission may have a planetary gearset that has one or more gearset elements, and a spur gearset, which has a first spur gear and second spur gear that are intermeshed, where a first gearset element is connected to the input shaft for conjoint rotation, where a second gearset element is connected to the first output shaft for conjoint rotation, where a third gearset element is at least indirectly connected to first spur gear for conjoint rotation, and where the second spur gear is at least indirectly connected to the second output shaft for conjoint rotation.Type: GrantFiled: October 28, 2022Date of Patent: July 2, 2024Assignee: ZF FRIEDRICHSHAFEN AGInventors: Matthias Reisch, Ulrich Kehr, Michael Kozok
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Publication number: 20240200637Abstract: A transmission includes an input shaft, two output shafts, at least three bearings and a differential. A first planetary gear set includes multiple gear set elements, and a second planetary gear set includes multiple gear set elements and is operatively connected to the first planetary gear set. A first output torque is at least indirectly transmittable onto the first output shaft by the first planetary gear set. One of the three bearings is arranged between the second output shaft and a stationary component and delimits the axial position of the second output shaft with respect to the stationary component at least in one axial direction. The second gear set element of the first planetary gear set is axially fixed at least in one axial direction on the first output shaft.Type: ApplicationFiled: December 18, 2023Publication date: June 20, 2024Inventors: Philip Dötschel, Tamas Gyarmati, Matthias Reisch
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Publication number: 20240200649Abstract: A transmission for a power train of a vehicle includes an input shaft, two output shafts, and a differential arranged between the two output shafts. The differential includes two planetary gear sets, which include multiple gear set elements. A first output torque is at least indirectly transmittable onto the first output shaft by the first planetary gear set. A support torque of the first planetary gear set is convertible in the second planetary gear set such that a second output torque, which corresponds to the first output torque, is transmittable onto the second output shaft. A second gear set element of the first planetary gear set is connected to the first output shaft for conjoint rotation via a spline. At least one first duct for axial passage of lubricant is formed between inner toothing and the outer toothing of the spline.Type: ApplicationFiled: December 19, 2023Publication date: June 20, 2024Inventors: Tamas Gyarmati, Philip Dötschel, Matthias Reisch, Stephan Scharr
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Patent number: 11994195Abstract: A transmission has an input shaft, first and second output shafts, and first and second planetary gear-set, connected together. The first output shaft is rotationally fixed to a first planetary gear-set second element, the second output shaft is rotationally fixed to a second planetary gear-set third element, a first planetary gear-set third element is rotationally fixed to a second planetary gear-set first element via a shaft, and a second planetary gear-set second element is secured to a rotationally fixed component. A first shift element blocks the third planetary gear-set by connecting third planetary gear-set elements in a rotationally fixed manner, a second shift element secures a third planetary gear-set first element to the rotationally fixed component, a third planetary gear-set second element is rotationally fixed to the first planetary gear-set first element via an intermediate shaft, and a third planetary gear-set third element is rotationally fixed to the input shaft.Type: GrantFiled: March 4, 2020Date of Patent: May 28, 2024Assignee: ZF Friedrichshafen AGInventors: Stefan Beck, Matthias Reisch, Eckhardt Lübke, Timo Wehlen
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Publication number: 20240167557Abstract: A transmission for a power train of a vehicle, the transmission including an input shaft, a first output shaft, and a second output shaft, where the first output shaft is received at least partially within the second output shaft, and where the first and second output shafts are rotatable. The transmission further includes a differential operatively arranged between the input shaft and the first and second output shafts, where the differential is configured to divide drive power applied at the input shaft onto the first and second output shafts. Moreover, the transmission includes a stationary component. Additionally, the transmission includes a cover between the second output shaft and the stationary component, where the cover defines at least one duct for guiding lubricant, with the at least one duct extending substantially radially.Type: ApplicationFiled: November 20, 2023Publication date: May 23, 2024Inventors: Tamas Gyarmati, Philip Dötschel, Matthias Reisch
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Publication number: 20240159302Abstract: A power train (1) for a motor vehicle (100) includes an electric machine (2) and a transmission (3) with at least one first planetary gear set (P1) that includes gear set elements with a sun gear (P1.1), a planet carrier (P1.2) and a ring gear (P1.3). The electric machine (2) includes a rotor (4), which transmits drive power via a rotor shaft (5) at least indirectly onto one of the gear set elements in the first planetary gear set (P1). The rotor shaft (5) is connected via a spline (6) to a first gear set element in the first planetary gear set (P1) for conjoint rotation.Type: ApplicationFiled: November 9, 2023Publication date: May 16, 2024Inventors: Hagen Doepfert, Christoph Gradl, Matthias Reisch
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Publication number: 20240159297Abstract: A device for transmitting torque and axially securing a first torque-transmitting component (1) and a second torque-transmitting component (2) is provided. The first component (1) includes axially projecting first projections (3) distributed over the circumference and have first gaps (4) arranged therebetween. The second component (2) includes radially projecting second projections (5) having second gaps (6) arranged therebetween. Each second projection (5) on the second component (2) protrudes into a respective first gap (4) in the first component (1). At least two of the second projections (5) include a section (8) that projects axially in the direction of the first component (1) and is configured in each case such that, when the device is installed, the section rests axially via an end face (9) against the first component (1).Type: ApplicationFiled: November 9, 2023Publication date: May 16, 2024Inventors: Hagen Doepfert, Matthias Reisch
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Publication number: 20240159298Abstract: A transmission for a power train of a motor vehicle has a first stationary housing part having a first axial contact surface, a second stationary housing part, and a first sealing element on the second stationary housing part, the first sealing element being axially compressible. Additionally, the transmission includes a first planetary gear set including a planet carrier, at least one planet gear, a sun gear, and a ring gear. The planet carrier is fixed relative to one or both of the first stationary housing part and the second stationary housing part. One side of the planet carrier rests against the first axial contact surface, where the first sealing element acts on another side of the planet carrier to axially preload the planet carrier against the first axial contact surface to prevent the planet carrier from tilting relative to a rotation axis of the first planetary gear set.Type: ApplicationFiled: November 9, 2023Publication date: May 16, 2024Inventors: Hagen Doepfert, Tamas Gyarmati, Matthias Reisch
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Publication number: 20240117868Abstract: A transmission for a motor vehicle includes a first, a second, and a third planetary gear set, an input shaft, a first and a second output shaft, and a first and a second coupling shaft. Respective elements of the first planetary gear set are rotationally fixed to the input shaft, rotationally fixed to the first coupling shaft, and rotationally fixed to the second coupling shaft. Respective elements of the second planetary gear set are rotationally fixed to the first coupling shaft, rotationally fixed to a stationary component, and rotationally fixed to the second output shaft. Respective elements of the third planetary gear set are rotationally fixed to the second coupling shaft, rotationally fixed to the first output shaft, and rotationally fixed to the second output shaft.Type: ApplicationFiled: October 5, 2023Publication date: April 11, 2024Inventors: Stefan Beck, Matthias Reisch, Eckhardt Lübke, Domenico Bartilucci, Tamas Gyarmati
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Publication number: 20240116346Abstract: The disclosure relates to a transmission comprising an input shaft, a first output shaft, a second output shaft, a first planetary gear set, and a second planetary gear set which is connected to the first planetary gear set. Each of the planetary gear sets comprises multiple elements. The input shaft, the two output shafts, the planetary gear sets, as well as the elements thereof are arranged and designed such that—a torque introduced via the input shaft is converted and is distributed to the two output shafts in a defined ratio, and the development of a sum torque is prevented. At least one element of the first planetary gear set is rotationally fixed to another element of the second planetary gear set. Another element of the second planetary gear set is secured to a rotationally fixed component.Type: ApplicationFiled: December 14, 2023Publication date: April 11, 2024Inventors: Matthias Reisch, Stefan Beck
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Patent number: 11892066Abstract: A transmission may include an input shaft, a first output shaft, a second output shaft, a first planetary gearset, and a second planetary gearset connected to the first planetary gearset. Optionally, the input shaft is connected to a first element of the first planetary gearset for conjoint rotation, the first output shaft is connected to a second element of the first planetary gearset for conjoint rotation, and the second output shaft is connected to a third element of the second planetary gearset for conjoint rotation. A third element of the first planetary gearset may be connected to a first element of the second planetary gearset via a shaft for conjoint rotation, and a second element of the second planetary gearset may be fixed in place on a non-rotating component.Type: GrantFiled: October 22, 2020Date of Patent: February 6, 2024Assignee: ZF FRIEDRICHSHAFEN AGInventors: Matthias Reisch, Stefan Beck
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Patent number: 11884146Abstract: The disclosure relates to a transmission comprising an input shaft, a first output shaft, a second output shaft, a first planetary gear set, and a second planetary gear set which is connected to the first planetary gear set. Each of the planetary gear sets comprises multiple elements. The input shaft, the two output shafts, the planetary gear sets, as well as the elements thereof are arranged and designed such that—a torque introduced via the input shaft is converted and is distributed to the two output shafts in a defined ratio, and the development of a sum torque is prevented. At least one element of the first planetary gear set is rotationally fixed to another element of the second planetary gear set. Another element of the second planetary gear set is secured to a rotationally fixed component.Type: GrantFiled: March 4, 2020Date of Patent: January 30, 2024Assignee: ZF Friedrichshafen AGInventors: Matthias Reisch, Stefan Beck
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Patent number: 11852237Abstract: An electro-mechanical actuator for generating an axial actuation force is provided. The electro-mechanical actuator includes an electric machine having a stator (1) and a rotor (2). The electro-mechanical actuator also includes a spindle drive with a rotary element (6) and with an element that is movable in a translatory manner. A rotation of the rotary element (6) may result in a translatory motion of the element that is movable in a translatory manner. The rotor (2) and the rotary element (6) of the spindle drive are coupled to each other in a circumferential direction (U) such that a rotation of the rotor (2) results in a rotation of the rotary element (6) of the spindle drive (5). A rotational play (8) is formed between the rotor (2) and the rotary element (6) of the spindle drive in the circumferential direction (U).Type: GrantFiled: March 6, 2020Date of Patent: December 26, 2023Assignee: ZF FRIEDRICHSHAFEN AGInventors: Matthias Reisch, Andreas Füßl, Jürgen Wafzig, Andreas Wendzel, Lorenz Fischer, Holger Gohmert, Uwe Fehr, Michael Arnegger
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Patent number: 11846342Abstract: A transmission where a first shaft is rotationally fixable to a third shaft and to a second shaft, the second and third shafts are rotationally connectable to a fourth shaft, the second shaft is rotationally connectable to a fifth shaft, the fourth shaft is rotationally connectable to the fifth shaft, the third shaft is rotationally connectable to the fifth shaft, fixed gears of the fourth and fifth shafts are rotationally connected to a drive output, a first gearwheel of the sixth shaft meshes with a fixed gear of the second shaft, and a second gearwheel of the sixth shaft meshes with a fixed gear of the third shaft. Moreover, a first gearwheel of the sixth shaft is an idler gear and a second gearwheel of the sixth shaft is a fixed gear, or vice versa. Additionally, the idler gear of the sixth shaft is rotationally fixable to the sixth shaft.Type: GrantFiled: November 15, 2019Date of Patent: December 19, 2023Assignee: ZF FRIEDRICHSHAFEN AGInventors: Max Bachmann, Thomas Rosemeier, Michael Roske, Matthias Reisch, Johannes Kaltenbach, Stefan Beck, Michael Wechs, Martin Rattay, Juri Pawlakowitsch, Fabian Kutter
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Patent number: 11846346Abstract: A gear unit includes an input shaft, output shafts and a differential having two planetary gearsets with a plurality of gearset elements. A first gearset element is connected to the input shaft, a second gearset element is connected to the first output shaft, and a third gearset element is connected to a gearset element of the second planetary gearset. A second gearset element of the second planetary gearset is connected to a housing, and a third gearset element of the second planetary gearset is connected to the second output shaft. A first output torque transmittable to the first output shaft. The gearset elements of the first planetary gearset and second planetary gearset have a helical toothing such that a torque is transmittable between the two output shafts.Type: GrantFiled: January 27, 2023Date of Patent: December 19, 2023Assignee: ZF FRIEDRICHSHAFEN AGInventors: Thomas Kölbl, Matthias Reisch, Michael Roske
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Patent number: 11815169Abstract: A transmission may include an input shaft, a first output shaft, a second output shaft, a first planetary gearset, and a second planetary gearset connected to the first planetary gearset. The input shaft, the first and second output shafts, and the planetary gearsets may be arranged such that a torque input via the input shaft is converted and distributed in a defined ratio to the two output shafts, and the formation of a combined torque is prevented. At least one element of the first planetary gearset may be connected to at least one element of the second planetary gearset with a shaft for conjoint rotation, and at least one element of the second planetary gearset may be fixed in place on a non-rotating component. A connector may be arranged and configured to passively, and therefore without a control unit and without an actuator, connect the first output shaft and second output shaft.Type: GrantFiled: October 22, 2020Date of Patent: November 14, 2023Assignee: ZF FRIEDRICHSHAFEN AGInventors: Matthias Reisch, Stefan Beck
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Patent number: 11754158Abstract: Gear unit with an integral differential arranged between an input shaft and two output shafts, having a first and a second planetary gearset with gearset elements. One gearset element is connected to an epicyclic gear train input, an output of the epicyclic gear train and a stationary component of the gear unit. A first gearset element is connected to the input shaft, a second gearset element is connected to the first output shaft, and a third gearset element is connected to a first gearset element of the second planetary gearset. A second gearset element is connectible to a second gearset element of the epicyclic gear train. A third gearset element is connected to the second output shaft. A first gearset element of the epicyclic gear train is connected to the input shaft. A third gearset element of the epicyclic gear train is connected to the stationary structural component.Type: GrantFiled: September 22, 2022Date of Patent: September 12, 2023Assignee: ZF FRIEDRICHSHAFEN AGInventor: Matthias Reisch