Patents by Inventor HARMUT GRAF

HARMUT GRAF 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).

  • Power transmission device
    Patent number: 10113626
    Abstract: A power transmission device includes a hydrodynamic converter. The blading of the pump wheel and/or turbine wheels includes at least one adjusting blade which can be actuated by an adjusting device, and/or at least one multi-element blade having at least one adjustable blade segment.
    Type: Grant
    Filed: November 13, 2014
    Date of Patent: October 30, 2018
    Assignee: Voith Patent GmbH
    Inventors: Reinhard Kernchen, Rainer Schips, Harmut Graf, Hans Schirle, Bernhard Ludas
  • Power Transmission Device
    Publication number: 20160290464
    Abstract: A power transmission device includes a hydrodynamic converter. The blading of the pump wheel and/or turbine wheels includes at least one adjusting blade which can be actuated by an adjusting device, and/or at least one multi-element blade having at least one adjustable blade segment.
    Type: Application
    Filed: November 13, 2014
    Publication date: October 6, 2016
    Applicant: Voith Patent GMBH
    Inventors: REINHARD KERNCHEN, RAINER SCHIPS, HARMUT GRAF, HANS SCHIRLE, BERNHARD LUDAS