Patents by Inventor Ronald Buhr

Ronald Buhr 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).

  • Internal Combustion Engine with an Improved Charging Action in the Combustion Chamber
    Publication number: 20090000590
    Abstract: A cylinder head arrangement is provided for an internal combustion engine of a motor vehicle. The cylinder head arrangement includes, but is not limited to a combustion chamber, a first intake valve in a first intake port, as well as a first exhaust valve in a first exhaust port and a second exhaust valve in a second exhaust port (19). The second exhaust port is realized in such a way that a gas flow from the second exhaust port back into the combustion chamber results in an at least partially swirling flow in the combustion chamber.
    Type: Application
    Filed: December 18, 2006
    Publication date: January 1, 2009
    Applicant: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
    Inventors: Ronald Buhr, Jan Zimmermann