Patents by Inventor Steven R Wellborn

Steven R Wellborn 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).

  • Compressor blade
    Patent number: 8573946
    Abstract: A blade for a compressor having a pressure surface and a suction surface. The suction surface includes a discontinuity in the chord-wise curvature of an intermediate portion of the suction surface between the blade leading edge and blade trailing edge, and a slot arranged along at least a portion of the blade in a substantially span-wise direction. The slot being disposed at or near the change in curvature, such that when in use lower momentum fluid near the suction surface is aspirated into the slot.
    Type: Grant
    Filed: June 14, 2010
    Date of Patent: November 5, 2013
    Assignee: Rolls-Royce PLC
    Inventors: Bronwyn Power, Liping Xu, Steven R Wellborn