Patents by Inventor Roland Altvaten

Roland Altvaten 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).

  • Device for optimizing the feed function of the ring gear of a differential with regard to the maximum flow rate
    Patent number: 8152675
    Abstract: A device for optimizing the oil delivery function of the ring gear of a differential to maximize the volume of oil flow. The device includes an annular disk (6) which, when viewed in an axially direction, is arranged adjacent the ring gear (1) on the side of the ring gear (1) facing the differential cage (5) and is coaxial with the ring gear (1). The annular disk (6) also serves as a scraper ring.
    Type: Grant
    Filed: September 3, 2007
    Date of Patent: April 10, 2012
    Assignee: ZF Friedrichshafen AG
    Inventors: Roland Altvaten, Sven Jabs, Martin Gluck
  • DEVICE FOR OPTIMIZING THE FEED FUNCTION OF THE RING GEAR OF A DIFFERENTIAL WITH REGARD TO THE MAXIMUM FLOW RATE
    Publication number: 20100009800
    Abstract: A device for optimizing the oil delivery function of the ring gear of a differential to maximize the volume of oil flow. The device includes an annular disk (6) which, when viewed in an axially direction, is arranged adjacent the ring gear (1) on the side of the ring gear (1) facing the differential cage (5) and is coaxial with the ring gear (1). The annular disk (6) also serves as a scraper ring.
    Type: Application
    Filed: September 3, 2007
    Publication date: January 14, 2010
    Applicant: ZF FRIEDRICHSHAFEN AG
    Inventors: Roland Altvaten, Sven Jabs, Martin Gluck