Patents by Inventor Trevor G. Sleath

Trevor G. Sleath 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).

  • Acoustically treated exhaust centerbody for jet engines and associated methods
    Patent number: 8025122
    Abstract: An acoustically treated exhaust centerbody comprising a body including a body fore portion and a body aft portion. An internal passageway extends through the body in the axial direction. A resonator in the body fore portion includes a plurality of acoustic chambers. A plurality of ribs in the resonator form fore/aft walls of the acoustic chambers. Each rib is shaped substantially as a section of an annulus. A plurality of radial fins extend between adjacent ribs. The fins form sidewalls of the acoustic chambers. A skin overlies the acoustic chambers and forms an outer surface of the resonator.
    Type: Grant
    Filed: November 6, 2008
    Date of Patent: September 27, 2011
    Assignee: The Boeing Company
    Inventors: Mark D. Gilcreest, Trevor G. Sleath, Daniel F. Gelzer, Merlin C. Windels
  • ACOUSTICALLY TREATED EXHAUST CENTERBODY FOR JET ENGINES AND ASSOCIATED METHODS
    Publication number: 20100108436
    Abstract: An acoustically treated exhaust centerbody comprising a body including a body fore portion and a body aft portion. An internal passageway extends through the body in the axial direction. A resonator in the body fore portion includes a plurality of acoustic chambers. A plurality of ribs in the resonator form fore/aft walls of the acoustic chambers. Each rib is shaped substantially as a section of an annulus. A plurality of radial fins extend between adjacent ribs. The fins form sidewalls of the acoustic chambers. A skin overlies the acoustic chambers and forms an outer surface of the resonator.
    Type: Application
    Filed: November 6, 2008
    Publication date: May 6, 2010
    Inventors: Mark D. Gilcreest, Trevor G. Sleath, Daniel F. Gelzer, Merlin C. Windels