Patents by Inventor Andrew Daniel Grafitti

Andrew Daniel Grafitti 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).

  • Turbomachine bucket having angel wing for differently sized discouragers and related methods
    Patent number: 9638051
    Abstract: A turbomachine bucket may include an airfoil, a shank coupled to the airfoil, and an angel wing coupled to the shank, the angel wing having an axially extending tip sized to seal with a plurality of discouragers, each discourager having a different axial extent. Various methods for modifying an angel wing to accommodate different sized discouragers are also disclosed.
    Type: Grant
    Filed: September 4, 2013
    Date of Patent: May 2, 2017
    Assignee: General Electric Company
    Inventors: Gareth William David Lewis, Andrew Daniel Grafitti, Jonathan Matthew Lomas, Felipe Roman-Morales, Ronald Lee Souther
  • TURBOMACHINE BUCKET HAVING ANGEL WING FOR DIFFERENTLY SIZED DISCOURAGERS AND RELATED METHODS
    Publication number: 20150064008
    Abstract: A turbomachine bucket may include an airfoil, a shank coupled to the airfoil, and an angel wing coupled to the shank, the angel wing having an axially extending tip sized to seal with a plurality of discouragers, each discourager having a different axial extent. Various methods for modifying an angel wing to accommodate different sized discouragers are also disclosed.
    Type: Application
    Filed: September 4, 2013
    Publication date: March 5, 2015
    Applicant: General Electric Company
    Inventors: Gareth William David Lewis, Andrew Daniel Grafitti, Jonathan Matthew Lomas, Felipe Roman-Morales, Ronald Lee Souther