Patents by Inventor Sven-Ruediger Naumann

Sven-Ruediger Naumann 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).

  • Hydrostatic travel drive and mobile working device with such a travel drive
    Patent number: 9523427
    Abstract: A hydrostatic travel drive includes a hydraulic pump that is arranged in a hydraulic circuit with two pairs of hydraulic motors. To prevent a pressure build-up between the hydraulic motors of a hydraulic motor pair on steering while stationary, a valve device is configured to set a pressure relief to a working line or to low pressure. A mobile device includes the hydrostatic travel drive.
    Type: Grant
    Filed: April 9, 2014
    Date of Patent: December 20, 2016
    Assignee: Robert Bosch GmbH
    Inventors: Sven-Ruediger Naumann, Heinz-Gerhard Essig
  • HYDROSTATIC TRAVEL DRIVE AND MOBILE WORKING DEVICE WITH SUCH A TRAVEL DRIVE
    Publication number: 20140298789
    Abstract: A hydrostatic travel drive includes a hydraulic pump that is arranged in a hydraulic circuit with two pairs of hydraulic motors. To prevent a pressure build-up between the hydraulic motors of a hydraulic motor pair on steering while stationary, a valve device is configured to set a pressure relief to a working line or to low pressure. A mobile device includes the hydrostatic travel drive.
    Type: Application
    Filed: April 9, 2014
    Publication date: October 9, 2014
    Applicant: Robert Bosch GmbH
    Inventors: Sven-Ruediger Naumann, Heinz-Gerhard Essig