Patents by Inventor Michael Wech

Michael Wech 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).

  • Publication number: 20190351972
    Abstract: A transmission for a bicycle includes at least four shift elements, one input shaft (1), a first planetary gear set (PS1) which is operatively connected to the input shaft (1), and a second planetary gear set (PS2). A carrier of the first planetary gear set is rotationally fixed to a carrier of the second planetary gear set (PS2).
    Type: Application
    Filed: November 27, 2017
    Publication date: November 21, 2019
    Inventors: Johannes Kaltenbach, Valerie Engel, Uwe Griesmeier, Matthias Wesa, Michael Wechs, Jens Moraw, Gerhard Niederbrucker
  • Patent number: 10427515
    Abstract: A transmission (G) for a motor vehicle having an input shaft (GW1), an output shaft (GW2), three planetary gear sets, and six shift elements. By engaging the second shift element (06), the second element (E21) of the first planetary gear set (P1) is rotationally fixable. By engaging the third shift element (07), the first element (E11) of the first planetary gear set (P1) is rotationally fixable. By engaging the fourth shift element (14), the input shaft (GW1) is connectable to the second element (E22) of the second planetary gear set (P2). By engaging the fifth shift element (15), the input shaft (GW1) is connectable to the first element (E12) of the second planetary gear set (P2). By engaging the sixth shift element (57), the first element (E12) of the second planetary gear set (P2) is connectable to the first element (E11) of the first planetary gear set (P1).
    Type: Grant
    Filed: September 27, 2016
    Date of Patent: October 1, 2019
    Assignee: ZF FRIEDRICHSHAFEN AG
    Inventors: Stefan Beck, Matthias Horn, Martin Brehmer, Johannes Kaltenbach, Julian King, Jens Moraw, Eckehard Münch, Gerhard Niederbrucker, Juri Pawlakowitsch, Stephan Scharr, Viktor Warth, Michael Wechs, Peter Ziemer, Uwe Griesmeier, Raffael Kuberczyk
  • Publication number: 20190291564
    Abstract: A transmission (G) for a motor vehicle includes an input shaft (GW1), an output shaft (GW2), a front-mounted gear set (VRS) with a first planetary gear set (P1) and a second planetary gear set (P2), a main gear set (HRS), an electric machine (EM) with a stator (S) and a rotor (R), and a plurality of shift elements. By selective engagement of three of the shift elements in each case, a plurality of fixed transmission ratios between the input shaft (GW1) and the output shaft (GW2) are shiftable. The two planetary gear sets (P1, P2) of the front-mounted gear set (VRS) include, in addition to the first shaft (Wx1) and the second shaft (Wx2), precisely three further shafts, namely a third shaft (Wx3), a fourth shaft (Wx4), and a fifth shaft (Wx5). A drive train for a motor vehicle may include such a transmission (G).
    Type: Application
    Filed: April 27, 2017
    Publication date: September 26, 2019
    Inventors: Viktor Warth, Stefan Beck, Martin Brehmer, Matthias Horn, Johannes Kaltenbach, Julian King, Jens Moraw, Eckehard Münch, Gerhard Niederbrucker, Juri Pawlakowitsch, Stephan Scharr, Michael Wechs, Peter Ziemer, Uwe Griesmeier, Raffael Kuberczyk
  • Patent number: 10408309
    Abstract: A motor vehicle transmission comprising a drive shaft, an output shaft, a planetary gear set system, and four shift elements. The first planet gear meshes with the first sun gear, first ring gear, and with one of the second planet gears. The second planet gear meshes with the second sun gear and second ring gear. The first sun gear has a smaller diameter than the second sun gear. The first ring gear has a larger diameter than the second ring gear, and is connected to the output shaft. The second ring gear is rotationally fixable by closing the first shift element. The drive shaft is connectable to the second sun gear by closing the third shift element. The drive shaft is connectable to the planet carrier by closing the fourth shift element. The first sun gear is rotationally fixable by closing the second shift element.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: September 10, 2019
    Assignee: ZF FRIEDRICHSHAFEN AG
    Inventors: Stefan Beck, Michael Wechs
  • Patent number: 10406908
    Abstract: A gearbox (G) for a motor vehicle having a drive shaft (GW1); an output shaft (GW2); an electric machine (EM); and first and second minus planetary gear sets (P1,P2), the first planetary gear set (P1) being a stepped planetary gear set. A ring gear (E31) of the first planetary gear set (P1) is rotationally fixedly immobilizable via a fourth shift element (06). The first sun gear (E111) of the first planetary gear set (P1) is rotationally fixedly immobilizable via a fifth shift element (03). The output shaft (GW2) is connected to the ring gear (E32) of the second planetary gear set (P2). A rotor (R) of the electric machine (EM) is continuously connected to the drive shaft (GW1). The first sun gear (E111) of the first planetary gear set (P1) is not continuously rotationally fixedly connected to or operatively connectable by the shift elements with any further electric machine.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: September 10, 2019
    Assignee: ZF FRIEDRICHSHAFEN AG
    Inventors: Martin Brehmer, Stefan Beck, Matthias Horn, Johannes Kaltenbach, Julian King, Jens Moraw, Eckehard Münch, Juri Pawlakowitsch, Stephan Scharr, Viktor Warth, Michael Wechs, Peter Ziemer, Uwe Griesmeier, Raffael Kuberczyk
  • Patent number: 10406907
    Abstract: A transmission (G) for a motor vehicle including an input shaft (GW1), an output shaft (GW2), three planetary gear sets (P1, P2, P3) with three elements each, and five shift elements (B1, K1, K2, K3, K4). The third planetary gear set (P3) has first and second couplings (V1, V2), wherein the first coupling (V1) is between the first elements (E12, E13) of the second and third planetary gear sets (P2, P3), the second coupling (V2) is between the third element (E33) of the third planetary gear set (P3) and the output shaft (GW2), and the second element (E23) of the third planetary gear set (P3) is permanently connected to the input shaft (GW1). One of the first and second couplings (V1, V2) is a permanently rotationally conjoint connection and the other one of the first and second couplings (V1, V2) is a connection selectable by the third shift element (K2).
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: September 10, 2019
    Assignee: ZF FRIEDRICHSHAFEN AG
    Inventors: Stefan Beck, Martin Brehmer, Matthias Horn, Johannes Kaltenbach, Julian King, Bernd Knöpke, Jens Moraw, Eckehard Münch, Gerhard Niederbrucker, Juri Pawlakowitsch, Stephan Scharr, Viktor Warth, Michael Wechs, Peter Ziemer, Uwe Griesmeier, Raffael Kuberczyk
  • Patent number: 10408305
    Abstract: A transmission system (1) including a transmission input shaft (2), a transmission output shaft (3), and three planetary gear sets (P1, P2, P3) having a total of seven interface shafts (W1-W7). The planetary gear sets (P1, P2, P3) are at least partially functionally connected to each other by planetary gear set shafts (S1-HR3), are at least partially connectable to each other through a plurality of shift elements (B1, B2, K1-K3; B1-B3, K1-K3), and are coupled to the seven interface shafts (W1-W7) by the planetary gear set shafts (S1-HR3) such that at least six gear ratios (1VM-6VM, R1VM, R2VM) are selectable such that the transmission input shaft (2) and the transmission output shaft (3) revolve with the same or different direction of rotation.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: September 10, 2019
    Assignee: ZF FRIEDRICHSHAFEN AG
    Inventors: Stefan Beck, Martin Brehmer, Matthias Horn, Johannes Kaltenbach, Julian King, Bernd Knöpke, Jens Moraw, Eckehard Münch, Gerhard Niederbrucker, Juri Pawlakowitsch, Stephan Scharr, Viktor Warth, Michael Wechs, Peter Ziemer, Uwe Griesmeier, Raffael Kuberczyk
  • Patent number: 10378616
    Abstract: A transmission (G) for a motor vehicle includes an in-order-of-rotation-speed fourth shaft (W4) permanently connected to a transmission output (GW2-A), an in-order-of-rotation-speed first shaft (W1) either fixable by engaging a first shift element (B1) or connectable in a rotationally fixed manner with a transmission input (GW1-A) by actuating a second shift element (K1), an in-order-of-rotation-speed second shaft (W2) connectable in a rotationally fixed manner with the transmission input (GW1-A) by actuating a third shift element (K2), an in-order-of-rotation-speed third shaft (W3) is connectable in a rotationally fixed manner with the transmission input (GW1-A) by actuating a fourth shift element (K3), and an in-order-of-rotation-speed fifth shaft (W5) fixable by engaging a fifth shift element (B2).
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: August 13, 2019
    Assignee: ZF FRIEDRICHSHAFEN AG
    Inventors: Viktor Warth, Michael Wechs, Stefan Beck
  • Patent number: 10328784
    Abstract: A planetary transmission includes a plurality of planetary gear sets. Each of the plurality of planetary gear sets has a plurality of planetary gear set shafts. At least one additional rotatably mounted shaft is connectable to at least one of the plurality of planetary gear set shafts by at least one shift element in order to realize at least one ratio. The at least one additional rotatably mounted shaft is also connectable into power flow between an input shaft and an output shaft by the at least one shift element. The at least one additional rotatably mounted shaft is operatively connected directly to a component fixed to a housing, by which operative connection actuation energy for the at least one shift element is transferable from the component fixed to the housing into the at least one additional rotatably mounted shaft.
    Type: Grant
    Filed: March 23, 2016
    Date of Patent: June 25, 2019
    Assignee: ZF FRIEDRICHSHAFEN AG
    Inventors: Stefan Beck, Marc Seeberger, Michael Wechs, Jürgen Wafzig
  • Patent number: 10315503
    Abstract: A transmission (G) for a motor vehicle includes three planetary gear sets (P1, P2, P3), an electric motor (EM) and five shift elements (B1, K1, K2, K3, K4). Selective engagement of the five shift elements (B1, K1, K2, K3, K4) realizes at least eight selectable forward gear ratios (G1-G8) between an input shaft (GW1) and an output shaft (GW2) of the transmission (G).
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: June 11, 2019
    Assignee: ZP FRIEDRICHSHAFEN AG
    Inventors: Stefan Beck, Martin Brehmer, Matthias Horn, Johannes Kaltenbach, Julian King, Bernd Knöpke, Jens Moraw, Eckehard Münch, Gerhard Niederbrucker, Juri Pawlakowitsch, Stephan Scharr, Viktor Warth, Michael Wechs, Peter Ziemer, Uwe Griesmeier, Raffael Kuberczyk
  • Publication number: 20190162274
    Abstract: A transmission for a motor vehicle having a first, a second, a third, a fourth, and a fifth shift element that are selectively actuated to couple a first and a second planetary gear set to each other while selecting different gears between an input shaft and an output shaft. The input shaft is rotationally fixable to a first element of the second planetary gear set via the first shift element and to a second element of the second planetary gear set via the second shift element. The first element of the second planetary gear set is rotationally fixable to a rotationally fixed component via the third shift element, and the second element of the second planetary gear set is rotationally fixable to the rotationally fixed component via the fourth shift element. Additionally, a third element of the second planetary gear set is rotationally fixed to the output shaft.
    Type: Application
    Filed: March 27, 2017
    Publication date: May 30, 2019
    Inventors: Stefan Beck, Marc Seeberger, Michael Wechs, Wolfgang Rieger
  • Publication number: 20190145499
    Abstract: A transmission for a motor vehicle having five shift elements, selective actuation of which couples first and second planetary gear sets together while selecting different gears between an input shaft and an output shaft. The input shaft is rotationally fixable to a first element of the first planetary gear set via the first shift element and to a third element of the second planetary gear set via the second shift element. The first element of the first planetary gear set is rotationally fixable to a rotationally fixed component via the third element, the third element of the second planetary gear set being rotationally fixable to the rotationally fixed component via the fourth shift element. A third element of the first planetary gear set is rotationally fixed to a first element of the second planetary gear set and is rotationally fixable to the rotationally fixed component via the fifth shift element.
    Type: Application
    Filed: March 27, 2017
    Publication date: May 16, 2019
    Inventors: Stefan Beck, Marc Seeberger, Michael Wechs, Wolfgang Rieger
  • Publication number: 20190120352
    Abstract: A variator unit is fixed to a rotationally fixed component and has a secondary side rotationally fixed to an input shaft and a primary side rotationally fixed to a first element of a first planetary gear set. The input shaft is rotationally fixable via a second shift element to a second element of a second planetary gear set, which is fixable to the rotationally fixed component via a first shift element, and is rotationally fixed to a first element of a third planetary gear set. A second element of the first planetary gear set is fixed to the rotationally fixed component. A first element of the second planetary gear set is rotationally fixed to a third element of the third planetary gear set. A third element of the first planetary gear set is rotationally fixed to a third element of the second planetary gear set.
    Type: Application
    Filed: October 25, 2018
    Publication date: April 25, 2019
    Inventors: Stefan Beck, Viktor Warth, Michael Wechs, Bernhard Sich, Fabio Frank, Jens Moraw, Gerhard Niederbrucker, Lara Ruth Turner
  • Publication number: 20190120353
    Abstract: A variator unit of a power-split continuously variable transmission device is fixed to a rotationally fixed component and has a primary side rotationally fixed to an input shaft and a secondary side rotationally fixed to each respective first element of the first and a second planetary gear sets via a third shaft. A third element of the first planetary gear set is rotationally fixed to a third element of the second planetary gear set via a fourth shaft and is fixable to the rotationally fixed component via a first shift element. A fifth shaft is rotationally fixed to a second element of the second planetary gear set, which is fixable to the rotationally fixed component via the third shift element, and is connectable to the input shaft via the second shift element. A second element of the first planetary gear set is rotationally fixed to the output shaft.
    Type: Application
    Filed: October 25, 2018
    Publication date: April 25, 2019
    Inventors: Stefan Beck, Viktor Warth, Michael Wechs, Gerhard Niederbrucker, Jens Moraw, Lara Ruth Turner
  • Publication number: 20190120354
    Abstract: A variator unit of a power-split continuously variable transmission is fixed to a rotationally fixed component and has a primary side rotationally fixed to an input shaft and a secondary side rotationally fixed to a first element of a second planetary gear set via a third shaft. A third element of a first planetary gear set is rotationally fixed via a fourth shaft to a second element of the second planetary gear set, which is fixable to the rotationally fixed component via a first shift element and connectable to the input shaft via a second shift element. A third element of the second planetary gear set is rotationally fixed via a fifth shaft to a first element of the first planetary gear set fixable to the rotationally fixed component via a third shift element. The second element of the first planetary gear set is rotationally fixed to an output shaft.
    Type: Application
    Filed: October 25, 2018
    Publication date: April 25, 2019
    Inventors: Stefan Beck, Viktor Warth, Michael Wechs, Gerhard Niederbrucker, Jens Moraw, Lara Ruth Turner
  • Publication number: 20190078665
    Abstract: A motor vehicle transmission, the transmission having an input shaft rotationally fixed to a second element of a first planetary gear set and rotationally fixable to a first element of a second planetary gear set by a first shift element. A first element of the first planetary gear set is rotationally fixable to a housing of the transmission by a second shift element and to the first element of the second planetary gear set by a third shift element. An output shaft of the transmission is rotationally fixed to a third element of the first planetary gear set and to a second element of the second planetary gear set. A third element of the second planetary gear set is rotationally fixable to the housing by a fourth shift element. Additionally, two elements of the first planetary gear set are rotationally fixable to each other by a fifth shift element.
    Type: Application
    Filed: September 13, 2018
    Publication date: March 14, 2019
    Inventors: Stefan Beck, Uwe Griesmeier, Matthias Horn, Johannes Kaltenbach, Jens Moraw, Gerhard Niederbrucker, Stephan Scharr, Viktor Warth, Michael Wechs
  • Publication number: 20190078664
    Abstract: A transmission (G) for a motor vehicle includes an electric motor (EM), an input shaft (GW1), an output shaft (GW2), two planetary gear sets (P1, P2), and at least five shift elements (K1, B1, K2, K3, K4), wherein different gear ratios between the input shaft (GW1) and the output shaft (GW2) are selectable by actuating the at least five shift elements (K1, B1, K2, K3, K4) and, in addition, in interaction with the electric motor (EM), different operating modes are implementable. A drive train for a motor vehicle including such a transmission (G) and to a method for operating same are also provided.
    Type: Application
    Filed: September 13, 2018
    Publication date: March 14, 2019
    Inventors: Stefan Beck, Uwe Griesmeier, Matthias Horn, Johannes Kaltenbach, Jens Moraw, Gerhard Niederbrucker, Stephan Scharr, Viktor Warth, Michael Wechs
  • Patent number: 10195932
    Abstract: A transmission for a motor vehicle has an input shaft, output shaft, first and second minus planetary gear sets, and first electric machine with a rotationally fixed stator and a rotatable rotor connectable to the input shaft. The first planetary gear set is stepped and has planet gears of a larger and a smaller effective diameter. In the first planetary gear set, first sun gear engages the larger planet gears and is connected or connectable to the rotor; second sun gear engages the smaller planet gears and is connected to a sun gear of the second planetary gear set and connectable to the input shaft; a carrier is connected to a ring gear of the second planetary gear set; and a ring gear is rotationally fixable. In the second planetary gear set, the carrier is connectable to the input shaft and the ring gear is connected to the output shaft.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: February 5, 2019
    Assignee: ZF FRIEDRICHSHAFEN AG
    Inventors: Martin Brehmer, Matthias Horn, Peter Ziemer, Stefan Beck, Johannes Kaltenbach, Julian King, Jens Moraw, Eckehard Münch, Juri Pawlakowitsch, Stephan Scharr, Viktor Warth, Michael Wechs, Uwe Griesmeier, Raffael Kuberczyk
  • Patent number: 10189346
    Abstract: A planetary multi-stage transmission for a vehicle is provided. A drive (An) is connectable by a zeroth shift element (K0) to a first shaft (1). A first element of a first planetary gear set (RS1) is connected to a housing (9). A first shaft (1) is permanently connected to a second element of the first planetary gear set (RS1). A rotor (10) of an electric motor (EM) is connected to a third element of the first planetary gear set (RS1), and the third element of the first planetary gear set (RS1) is connectable by one or more of a plurality of additional shift elements to at least one element of one or more of a second and third planetary gear sets (RS2, RS3).
    Type: Grant
    Filed: November 12, 2015
    Date of Patent: January 29, 2019
    Assignee: ZF FRIEDRICHSHAFEN AG
    Inventors: Stefan Beck, Johannes Kaltenbach, Uwe Griesmeier, Matthias Horn, Viktor Warth, Michael Wechs, Jens Moraw, Bernd Knöpke
  • Patent number: 10174816
    Abstract: A transmission for a motor vehicle includes a drive shaft, an upstream gear set and a main gear set. A shaft of the upstream gear set is configured to make available reduced rotational speed and is a component of a first power path at a first shaft of the main gear set. The drive shaft is a component of a second power path at a second shaft of the main gear set.
    Type: Grant
    Filed: May 9, 2016
    Date of Patent: January 8, 2019
    Assignee: ZF FRIEDRICHSHAFEN AG
    Inventors: Peter Ziemer, Stefan Beck, Martin Brehmer, Matthias Horn, Johannes Kaltenbach, Julian King, Jens Moraw, Eckehard Münch, Juri Pawlakowitsch, Stephan Scharr, Viktor Warth, Michael Wechs, Uwe Griesmeier, Raffael Kuberczyk