Patents by Inventor Daniel J. Pelarski

Daniel J. Pelarski 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).

  • Exhaust system having low-stress exhaust manifold flange
    Patent number: 6892532
    Abstract: An exhaust system in an internal combustion engine has an exhaust manifold, an exhaust flange is connected to the exhaust manifold, and a turbocharger is connected to the exhaust flange. The turbocharger has an exhaust inlet flange connected to the exhaust flange. The exhaust manifold has a first passage and a second passage, and the exhaust flange has a first exhaust port and a second exhaust port. The exhaust ports of the exhaust flange each have a generally triangular cross-sectional configuration.
    Type: Grant
    Filed: May 31, 2002
    Date of Patent: May 17, 2005
    Assignee: Caterpillar Inc
    Inventors: Timothy A. Bruce, Daniel J. Pelarski, Matthew D. Rampenthal, Neil A. Terry
  • Exhaust system having low-stress exhaust manifold flange
    Publication number: 20030221426
    Abstract: An exhaust system in an internal combustion engine has an exhaust manifold, an exhaust flange is connected to the exhaust manifold, and a turbocharger is connected to the exhaust flange. The turbocharger has an exhaust inlet flange connected to the exhaust flange. The exhaust manifold has a first passage and a second passage, and the exhaust flange has a first exhaust port and a second exhaust port. The exhaust ports of the exhaust flange each have a generally triangular cross-sectional configuration.
    Type: Application
    Filed: May 31, 2002
    Publication date: December 4, 2003
    Inventors: Timothy A. Bruce, Daniel J. Pelarski, Matthew D. Rampenthal, Neil A. Terry