Patents by Inventor Marcin ROMANOWSKI

Marcin ROMANOWSKI 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).

  • Airfoil for gas turbine, blade and vane
    Patent number: 9581027
    Abstract: The invention relates to an airfoil for a gas turbine, which comprises a compound fillet disposed between the airfoil and a platform. The compound fillet consists of a first arc and a second arc. A first end of the first arc tangentially adjoins an outer surface of the airfoil. A second end of the first arc tangentially adjoins a first end of the second arc. A second end of the second arc tangentially adjoins a surface of the platform, wherein the following equation is satisfied: 0.15?R1/s?0.45, and 0.09?a/s?0.27.
    Type: Grant
    Filed: May 19, 2014
    Date of Patent: February 28, 2017
    Assignee: GENERAL ELECTRIC TECHNOLOGY GMBH
    Inventors: Marcin Romanowski, Marcel Koenig, Laura Bogdanic
  • AIRFOIL FOR GAS TURBINE, BLADE AND VANE
    Publication number: 20140363302
    Abstract: The invention relates to an airfoil for a gas turbine, which comprises a compound fillet disposed between the airfoil and a platform. The compound fillet consists of a first arc and a second arc. A first end of the first arc tangentially adjoins an outer surface of the airfoil. A second end of the first arc tangentially adjoins a first end of the second arc. A second end of the second arc tangentially adjoins a surface of the platform, wherein the following equation is satisfied: 0.15?R1/s?0.45, and 0.09?a/s?0.27.
    Type: Application
    Filed: May 19, 2014
    Publication date: December 11, 2014
    Inventors: Marcin ROMANOWSKI, Marcel Koenig, Laura Bogdanic