Patents by Inventor Dagny Williams

Dagny Williams 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).

  • Cooled turbine blade
    Patent number: 7632071
    Abstract: A turbine engine component, such as a turbine blade, has an airfoil portion, a plurality of cooling passages within the airfoil portion with each of the cooling passages having an inlet for a cooling fluid. Each inlet has a flared bellmouth inlet portion. The turbine engine component may further have a dirt funnel at the tip of the airfoil portion, a platform with at least one beveled edge, and an undercut trailing edge slot.
    Type: Grant
    Filed: December 15, 2005
    Date of Patent: December 15, 2009
    Assignee: United Technologies Corporation
    Inventors: Robert Charbonneau, James Downs, Shawn Gregg, Wesley Harris, Natalya Khandros, Jeffrey R. Levine, Paul Orndoff, Steve Palmer, Edward F. Pietraskiewicz, Norm Roeloffs, Richard Stockton, Wanda Widmer, Dagny Williams
  • Cooled turbine blade
    Publication number: 20070140848
    Abstract: A turbine engine component, such as a turbine blade, has an airfoil portion, a plurality of cooling passages within the airfoil portion with each of the cooling passages having an inlet for a cooling fluid. Each inlet has a flared bellmouth inlet portion. The turbine engine component may further have a dirt funnel at the tip of the airfoil portion, a platform with at least one beveled edge, and an undercut trailing edge slot.
    Type: Application
    Filed: December 15, 2005
    Publication date: June 21, 2007
    Inventors: Robert Charbonneau, James Downs, Shawn Gregg, Wesley Harris, Natalia Khandros, Jeffrey Levine, Paul Orndoff, Steve Palmer, Edward Pietraszkiewicz, Norman Roeloffs, Richard Stockton, Wanda Widmer, Dagny Williams