Patents by Inventor Chris Cowland

Chris Cowland 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).

  • Camshaft drive system and engine assembly
    Patent number: 7270097
    Abstract: An engine assembly is provided including an engine crankshaft and a balance shaft connected with the crankshaft and rotatably driven thereby. A vehicle component such as a hydraulic pump or an overhead camshaft is operatively connected with the balance shaft such that it is rotatably driven by the crankshaft through the balance shaft. A camshaft drive system includes the engine crankshaft, the balance shaft and the overhead camshaft.
    Type: Grant
    Filed: November 21, 2005
    Date of Patent: September 18, 2007
    Assignee: GM Global Technology Operations, Inc.
    Inventors: Gregg T. Purcilly, Franz Decarli, Chris Cowland
  • Camshaft drive system and engine assembly
    Publication number: 20070056544
    Abstract: An engine assembly is provided including an engine crankshaft and a balance shaft connected with the crankshaft and rotatably driven thereby. A vehicle component such as a hydraulic pump or an overhead camshaft is operatively connected with the balance shaft such that it is rotatably driven by the crankshaft through the balance shaft. A camshaft drive system includes the engine crankshaft, the balance shaft and the overhead camshaft.
    Type: Application
    Filed: November 21, 2005
    Publication date: March 15, 2007
    Inventors: Gregg Purcilly, Franz Decarli, Chris Cowland