Patents by Inventor John Zeirke

John Zeirke 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).

  • Axle assembly for electric drive machine
    Patent number: 8544579
    Abstract: An axle assembly includes an electric drive motor oriented along an axis and disposed within a central axle housing. The electric drive motor includes a motor housing having an engagement face perpendicular to the axis. A spindle assembly includes an external connection to the central axle housing and an internal engagement face that is perpendicular to the axis. A sealing member is in sealing contact with the engagement face of the motor housing and the internal engagement face of the spindle assembly.
    Type: Grant
    Filed: May 13, 2008
    Date of Patent: October 1, 2013
    Assignee: Caterpillar Inc.
    Inventors: Keith Kabrick, John Zeirke, Thomas J. Gregg, David M. White, Gopala K. Gorle, Jie Tu
  • Axle assembly for electric drive machine
    Publication number: 20090283345
    Abstract: An axle assembly includes an electric drive motor oriented along an axis and disposed within a central axle housing. The electric drive motor includes a motor housing having an engagement face perpendicular to the axis. A spindle assembly includes an external connection to the central axle housing and an internal engagement face that is perpendicular to the axis. A sealing member is in sealing contact with the engagement face of the motor housing and the internal engagement face of the spindle assembly.
    Type: Application
    Filed: May 13, 2008
    Publication date: November 19, 2009
    Inventors: Keith Kabrick, John Zeirke, Thomas J. Gregg, David M. White, Gopala K. Gorle, Jie Tu