Patents by Inventor Jochen Wolkenstein

Jochen Wolkenstein 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).

  • Disconnect clutch for a tandem axle assembly
    Patent number: 11155160
    Abstract: A clutch assembly includes a clutch hub, a clutch drum disposed about the clutch hub, a first gear connected to the clutch drum, the first gear configured to be coupled with a first shaft, the clutch hub configured to be coupled with a second shaft, a clutch pack disposed between the clutch hub and the clutch drum, and an air-actuated piston assembly for selective actuation of the clutch pack to connect or disconnect two drive axles in a tandem axle assembly. The clutch assembly includes a plurality of lever arms disposed between the piston assembly and the clutch pack. Each lever arm extending to engage the piston and the clutch pack. Each lever arm may be pivotally mounted to a lever carrier plate or to a fixed portion of the piston housing.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: October 26, 2021
    Assignee: Linamar Corporation
    Inventors: Carl M. Romack, John Castellano, Thomas Reedy, Todd Ekonen, Jochen Wolkenstein, Konrad O. Bachmann, Kennith J. Stamper, Christian Krajewski
  • DISCONNECT CLUTCH FOR A TANDEM AXLE ASSEMBLY
    Publication number: 20190351761
    Abstract: A clutch assembly includes a clutch hub, a clutch drum disposed about the clutch hub, a first gear connected to the clutch drum, the first gear configured to be coupled with a first shaft, the clutch hub configured to be coupled with a second shaft, a clutch pack disposed between the clutch hub and the clutch drum, and an air-actuated piston assembly for selective actuation of the clutch pack to connect or disconnect two drive axles in a tandem axle assembly. The clutch assembly includes a plurality of lever arms disposed between the piston assembly and the clutch pack. Each lever arm extending to engage the piston and the clutch pack. Each lever arm may be pivotally mounted to a lever carrier plate or to a fixed portion of the piston housing.
    Type: Application
    Filed: November 22, 2017
    Publication date: November 21, 2019
    Inventors: Carl M. Romack, John Castellano, Thomas Reedy, Todd Ekonen, Jochen Wolkenstein, Konrad O. Bachmann, Kennith J. Stamper, Christian Krajewski