Patents by Inventor Andreas Hees

Andreas Hees 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).

  • Valve spring plate with two supporting tongues
    Patent number: 7566046
    Abstract: A spring plate for a valve spring of an internal combustion engine, which spring plate can be connected directly to the valve stem of a charge changing valve while engaging an annular groove in the valve stem. An annular disc is arranged on the valve spring and two supporting tongues which are directed radially inwardly from the annular disc and whose inner ends, in a plan view of the spring plate, comprise recesses for engaging an annular groove.
    Type: Grant
    Filed: June 30, 2006
    Date of Patent: July 28, 2009
    Assignee: Muhr und Bender KG
    Inventors: Thomas Muhr, Jochen Asbeck, Vladimir Kobelev, Karsten Westerhoff, Jörg Dieter Brecht, Andreas Hees
  • Valve spring plate with radial supporting force reinforcement
    Publication number: 20070017474
    Abstract: A spring plate for a valve spring of an internal combustion engine, which spring plate can be connected directly to the valve stem of a charge changing valve while engaging an annular groove in the valve stem. An annular disc 12 is arranged on the valve spring and two supporting tongues which are directed radially inwardly from the annular disc and whose inner ends, in a plan view of the spring plate, comprise recesses for engaging an annular groove.
    Type: Application
    Filed: June 30, 2006
    Publication date: January 25, 2007
    Inventors: Thomas Muhr, Jochen Asbeck, Vladimir Kobelev, Karsten Westerhoff, Jorg Brecht, Andreas Hees
  • Valve spring plate with two supporting tongues
    Publication number: 20070007485
    Abstract: A spring plate for a valve spring of an internal combustion engine, which spring plate can be connected directly to the valve stem of a charge changing valve while engaging an annular groove in the valve stem. An annular disc is arranged on the valve spring and two supporting tongues which are directed radially inwardly from the annular disc and whose inner ends, in a plan view of the spring plate, comprise recesses for engaging an annular groove.
    Type: Application
    Filed: June 30, 2006
    Publication date: January 11, 2007
    Inventors: Thomas Muhr, Jochen Asbeck, Vladimir Kobelev, Karsten Westerhoff, Jorg Brecht, Andreas Hees