Patents by Inventor Kari Heikurinen

Kari Heikurinen 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).

  • INTENTIONALLY MISTUNED INTEGRALLY BLADED ROTOR
    Publication number: 20100247310
    Abstract: A frequency mistuned integrally bladed rotor (IBR) for a gas turbine engine comprises a hub and a circumferential row of blades of varying frequency projecting integrally from the hub. Each blade in the row alternate with another blade having a different pressure surface definition but similar suction surface, leading edge and trailing edge definitions.
    Type: Application
    Filed: March 26, 2009
    Publication date: September 30, 2010
    Inventors: Frank KELLY, Kari HEIKURINEN, Edward FAZARI, Yuhua WU
  • METHOD OF MACHINING AIRFOIL ROOT FILLETS
    Publication number: 20090246032
    Abstract: An airfoil root fillet having a predetermined compound curve profile can be flank milled with a single flank milling cutter having a generally conical flank milling portion and a rounded tip portion defining a compound curve.
    Type: Application
    Filed: March 28, 2008
    Publication date: October 1, 2009
    Inventors: Paul Stone, Dinesh Chawla, Frank Kelly, Edward Fazari, Kari Heikurinen, Ignatius Theratil