Patents by Inventor Larry Duane Brown

Larry Duane Brown 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).

  • Methods and apparatus for fabricating turbine engine airfoils
    Patent number: 6915840
    Abstract: A method for casting an airfoil for a turbine engine is provided. The method includes forming a casting core to define a hollow portion in the airfoil and forming a print out region at one end of the casting core. The method also includes coupling the casting core to the print out region with at least one frusto-conical member to facilitate structurally supporting the casting core.
    Type: Grant
    Filed: December 17, 2002
    Date of Patent: July 12, 2005
    Assignee: General Electric Company
    Inventors: Robert Henry Devine, II, Larry Duane Brown, Robert Alan Brittingham
  • Methods and apparatus for fabricating turbine engine airfoils
    Publication number: 20040112564
    Abstract: A method for casting an airfoil for a turbine engine is provided. The method includes forming a casting core to define a hollow portion in the airfoil and forming a print out region at one end of the casting core. The method also includes coupling the casting core to the print out region with at least one frusto-conical member to facilitate structurally supporting the casting core.
    Type: Application
    Filed: December 17, 2002
    Publication date: June 17, 2004
    Inventors: Robert Henry Devine, Larry Duane Brown, Robert Alan Brittingham