Patents by Inventor Mindi D. Wigal

Mindi D. Wigal 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).

  • Combustor assembly for a gas turbine engine
    Patent number: 9958159
    Abstract: A combustor assembly for a gas turbine engine includes a hanger and a combustor liner fixed to the hanger such as, for example, by an annular weld joint. The combustor liner has an inner surface extending along an axis and is operable to define either a radial outer boundary or a radial inner boundary of the combustion chamber. The combustor assembly also includes a heat shield at least partially overlapping and confronting the inner surface of the combustor liner along the axis, with the heat shield releasably engaged with the hanger.
    Type: Grant
    Filed: December 11, 2013
    Date of Patent: May 1, 2018
    Assignees: Rolls-Royce Corporation, Rolls-Royce North American Technologies, Inc.
    Inventors: Michel S. Smallwood, Mindi D. Wigal
  • COMBUSTOR ASSEMBLY FOR A GAS TURBINE ENGINE
    Publication number: 20140311153
    Abstract: A combustor assembly for a gas turbine engine includes a hanger and a combustor liner fixed to the hanger such as, for example, by an annular weld joint. The combustor liner has an inner surface extending along an axis and is operable to define either a radial outer boundary or a radial inner boundary of the combustion chamber. The combustor assembly also includes a heat shield at least partially overlapping and confronting the inner surface of the combustor liner along the axis, with the heat shield releasably engaged with the hanger.
    Type: Application
    Filed: December 11, 2013
    Publication date: October 23, 2014
    Applicants: Rolls-Royce Corporation, Rolls-Royce North America Technologies, Inc.
    Inventors: Michel S. Smallwood, Mindi D. Wigal