Patents by Inventor Paul S. Topliss

Paul S. Topliss 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).

  • Turbomachinery disc
    Patent number: 8100667
    Abstract: A turbomachinery disc, (e.g. a fan) has a primary axis of rotation and an axial flow direction X parallel to the primary axis of rotation. The disc has an annular diaphragm extending from proximate a blade land to a free inner radius. The diaphragm is asymmetrical about a plane (P) perpendicular to the primary axis of rotation.
    Type: Grant
    Filed: November 14, 2008
    Date of Patent: January 24, 2012
    Assignee: Rolls-Royce PLC
    Inventors: Nigel J. D. Chivers, Paul S. Topliss
  • Turbomachinery disc
    Publication number: 20090180891
    Abstract: A turbomachinery disc, eg a fan (310) has a primary axis of rotation (316) and an axial flow direction X parallel to the primary axis of rotation (316), and comprises an annular diaphragm (318) extending from proximate a blade land (312) to a free inner radius (320), characterised in that the diaphragm (318) is asymmetrical about a plane (P) perpendicular to the primary axis of rotation (316).
    Type: Application
    Filed: November 14, 2008
    Publication date: July 16, 2009
    Applicant: ROLLS-ROYCE PLC
    Inventors: Nigel J.D. Chivers, Paul S. Topliss