Patents by Inventor Scott Yiming YU

Scott Yiming YU 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).

  • Gas turbine compressor last stage rotor blades with axial retention
    Patent number: 8727733
    Abstract: A rotor blade and blade retention key assembly includes: a radially outer airfoil, a shank and a radially inner attachment dovetail. The attachment dovetail has a radially innermost surface formed with a notch at one axial end thereof, and a retention key is received in the notch, and rotatable from a retracted position where a retention key portion is substantially flush with the radially innermost surface, to an extended position where the retention key portion projects inwardly from said radially innermost surface and into a recess or pocket formed in a rotor wheel slot to prevent axial movement of the blade within the slot.
    Type: Grant
    Filed: May 26, 2011
    Date of Patent: May 20, 2014
    Assignee: General Electric Company
    Inventors: Anthony Constantine Thermos, Govindarajan Rengarajan, William John Miller, Max Robert Farson, Scott Yiming Yu
  • GAS TURBINE COMPRESSOR LAST STAGE ROTOR BLADES WITH AXIAL RETENTION
    Publication number: 20120301308
    Abstract: A rotor blade and blade retention key assembly includes: a radially outer airfoil, a shank and a radially inner attachment dovetail. The attachment dovetail has a radially innermost surface formed with a notch at one axial end thereof, and a retention key is received in the notch, and rotatable from a retracted position where a retention key portion is substantially flush with the radially innermost surface, to an extended position where the retention key portion projects inwardly from said radially innermost surface and into a recess or pocket formed in a rotor wheel slot to prevent axial movement of the blade within the slot.
    Type: Application
    Filed: May 26, 2011
    Publication date: November 29, 2012
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Anthony Constantine THERMOS, Govindarajan RENGARAJAN, William John MILLER, Max Robert FARSON, Scott Yiming YU