Patents by Inventor Donald Fredrick Mowbray

Donald Fredrick Mowbray 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).

  • Poly-component blade for a steam turbine
    Patent number: 6139278
    Abstract: A steam turbine blade, such as those used in an electric power generation steam turbine, has an airfoil portion. The airfoil portion includes a metallic section consisting essentially of metal and at least one (lightweight) panel section not consisting essentially of metal. The metallic section extends from generally the blade root to generally the blade tip. Each panel section is an elastomeric section. The metallic section and the at-least-one panel section only together define a generally airfoil shape.
    Type: Grant
    Filed: June 16, 1997
    Date of Patent: October 31, 2000
    Assignee: General Electric Company
    Inventors: Donald Fredrick Mowbray, John James Fitzgerald, William Elliot Bachrach, Wendy Wen-Ling Lin, Scott Roger Finn