Patents by Inventor Gunther Unseld

Gunther Unseld 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).

  • Publication number: 20010040347
    Abstract: A metal gasket is proposed, especially a cylinder head gasket for a combustion engine, which comprises a sealing plate having a combustion chamber through-hole, a deformation-limiting device lying adjacent to the combustion chamber through-hole and respectively one top and one bottom layer. The deformation-limiting device is configured as a symmetrical bead in relation to the top and bottom layers. A protrusion preferably provided with a radius is orientated towards one of the top and bottom layers and opposite thereto a depression facing the other of the top and bottom layers is provided which is surrounded by two raised portions projecting opposite the surface of the sealing plate. A filling is accommodated in the depression.
    Type: Application
    Filed: June 18, 2001
    Publication date: November 15, 2001
    Applicant: Dana Corporation
    Inventors: Gunther Unseld, Kurt Hohe
  • Patent number: 6315303
    Abstract: A gasket is provided that is suitable for use in connection with a cylinder head. The gasket includes a first outer plate including a compensating portion, a second outer plate including a compensating portion, and a compensating plate positioned between said first and second outer plates. Preferably, at least one of said first and second outer plates includes a bead positioned outside of, and in close proximity to, said compensation portion of said plate. The compensating plate includes a compensating element and an edge portion. In a preferred embodiment, the area between the compensating portions of said first and second outer plates defines a compensating area and said compensating element is positioned within said compensating area. If desired, the gasket may also include a spacer plate.
    Type: Grant
    Filed: September 21, 1999
    Date of Patent: November 13, 2001
    Assignee: Dana Corporation
    Inventors: Wilfred Erb, Ralf Göttel, Franz Hieble, Kurt Höhe, Hans Katzmaier, Alexander Kögel, Thierry Lebailly, Josef Ludwig, Bernhard Obermeier, Edwin Puscher, Dominique Tasch, Günther Unseld, Hans-Dieter Waltenberg, Alfred Weiss, Frank Popielas