Patents by Inventor Tijana FILIPOVA

Tijana FILIPOVA 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).

  • Turbine blade of a gas turbine with swirl-generating element and method for its manufacture
    Patent number: 9506352
    Abstract: The present invention relates to a turbine blade of a gas turbine with an airfoil arranged on a blade root and having at least one cooling air duct running in the longitudinal direction of the turbine blade, arranged inside the turbine blade and extending through the blade root, characterized in that at least one swirl-generating element is arranged in the transitional area between blade root and airfoil in the cooling air duct, with the swirl-generating element including an outer ring and several swirl-generating stator vanes arranged thereon, which are connected to a centric area, as well as to a method for its manufacture.
    Type: Grant
    Filed: September 3, 2013
    Date of Patent: November 29, 2016
    Assignee: Rolls-Royce Deutschland Ltd & Co KG
    Inventors: Knut Lehmann, Tijana Filipova
  • Washer of a combustion chamber tile of a gas turbine
    Patent number: 9422830
    Abstract: A washer of a combustion chamber tile of a gas turbine having a round disk-shaped basic body provided with a central recess and a flat contact surface arranged on a first side of the washer, wherein several groove-like air ducts are provided on a second side that extend from a circumferential rim of the washer radially relative to the center axis of the washer, and in the center area of the washer in the axial direction.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: August 23, 2016
    Assignee: Rolls-Royce Deutschland Ltd & Co KG
    Inventors: Miklós Gerendás, Tijana Filipova
  • WASHER OF A COMBUSTION CHAMBER TILE OF A GAS TURBINE
    Publication number: 20150176434
    Abstract: A washer of a combustion chamber tile of a gas turbine having a round disk-shaped basic body provided with a central recess and a flat contact surface arranged on a first side of the washer, wherein several groove-like air ducts are provided on a second side that extend from a circumferential rim of the washer radially relative to the center axis of the washer, and in the center area of the washer in the axial direction.
    Type: Application
    Filed: December 17, 2014
    Publication date: June 25, 2015
    Inventors: Miklós GERENDÁS, Tijana FILIPOVA
  • Turbine blade of a gas turbine with swirl-generating element and method for its manufacture
    Publication number: 20140079539
    Abstract: The present invention relates to a turbine blade of a gas turbine with an airfoil arranged on a blade root and having at least one cooling air duct running in the longitudinal direction of the turbine blade, arranged inside the turbine blade and extending through the blade root, characterized in that at least one swirl-generating element is arranged in the transitional area between blade root and airfoil in the cooling air duct, with the swirl-generating element including an outer ring and several swirl-generating stator vanes arranged thereon, which are connected to a centric area, as well as to a method for its manufacture.
    Type: Application
    Filed: September 3, 2013
    Publication date: March 20, 2014
    Applicant: Rolls-Royce Deutschland Ltd & Co KG
    Inventors: Knut LEHMANN, Tijana FILIPOVA