Patents by Inventor Marcus Hergert

Marcus Hergert 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 drive train actuating device
    Patent number: 8230837
    Abstract: In a valve drive train actuating device, particularly for an internal combustion engine, having at least one firing camshaft, which can be phase shifted relative to a crankshaft by a firing camshaft adjusting device and a decompression brake device comprising at least one brake cam and at least one decompression valve, the valve drive train actuating device comprises an adjusting device for adjusting a decompression valve drive actuating point in time depending on the speed of the crankshaft of the engine such that, with decreasing speed of the crankshaft, the brake cam actuating point is moved toward the upper dead center position of the crankshaft.
    Type: Grant
    Filed: February 8, 2010
    Date of Patent: July 31, 2012
    Assignee: Daimler AG
    Inventors: Marcus Hergert, Kai Kanning, Stefan Rudert
  • Valve drive train actuating device
    Publication number: 20100180860
    Abstract: In a valve drive train actuating device, particularly for an internal combustion engine, having at least one firing camshaft, which can be phase shifted relative to a crankshaft by means of a firing camshaft adjusting device and a decompression brake device comprising at least one brake cam and at least one decompression valve, the valve drive train actuating device comprises an adjusting device for adjusting a decompression valve drive actuating point in time depending on the speed of the crankshaft of the engine.
    Type: Application
    Filed: February 8, 2010
    Publication date: July 22, 2010
    Inventors: Marcus Hergert, Kai Kanning, Stefan Rudert