Patents by Inventor Stephen T. Mcllwain

Stephen T. Mcllwain 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).

  • Method and apparatus for control of shock/boundary-layer interactions
    Patent number: 6651935
    Abstract: Apparatus for controlling shock/boundary-layer interactions created by a supersonic shock on a surface of a structure, includes a cavity formed in the structure and having an opening on the surface. A plate is attached to the surface and covers the opening. A plurality of flaps are formed on the plate and is operable to cooperatively close the opening in response to subsonic airflow condition over the flaps, and open the opening to permit airflow through the cavity in response to supersonic airflow conditions over the flaps.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: November 25, 2003
    Assignee: The Board of Trustees of the University of Illinois
    Inventors: Eric Loth, Philippe H. Geubelle, Scott R. White, Andrew G. Alleyne, Stephen T. Mcllwain, J. Craig Dutton, Daniel Tortorelli, David Davis
  • Method and apparatus for control of shock/boundary-layer interactions
    Publication number: 20020190164
    Abstract: Apparatus for controlling shock/boundary-layer interactions created by a supersonic shock on a surface of a structure, includes a cavity formed in the structure and having an opening on the surface. A plate is attached to the surface and covers the opening. A plurality of flaps are formed on the plate and is operable to cooperatively close the opening in response to subsonic airflow condition over the flaps, and open the opening to permit airflow through the cavity in response to supersonic airflow conditions over the flaps.
    Type: Application
    Filed: June 12, 2002
    Publication date: December 19, 2002
    Inventors: Eric Loth, Philippe H. Geubelle, Scott R. White, Andrew G. Alleyne, Stephen T. Mcllwain, J. Craig Dutton, Daniel Tortorelli, David Davis