Patents by Inventor Joshua L. Mardis

Joshua L. Mardis 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).

  • Notched axial flange for a split case compressor
    Patent number: 11092038
    Abstract: A split case compressor including a first compressor case segment including a first split flange extending axially and a first axial flange extending circumferentially about the first compressor case segment. The compressor also includes a second compressor case segment including a second split flange extending axially and a second axial flange extending circumferentially about the second compressor case segment, the first and second split flanges forming an overall split flange for securing the first compressor case segment and the second compressor case segment to each other. The compressor further includes a notch of at least one of the first axial flange and the second axial flange proximate the overall split flange.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: August 17, 2021
    Assignee: RAYTHEON TECHNOLOGIES CORPORATION
    Inventors: Stuart K. Montgomery, Joshua L. Mardis, John Johnsen
  • NOTCHED AXIAL FLANGE FOR A SPLIT CASE COMPRESSOR
    Publication number: 20200308987
    Abstract: A split case compressor including a first compressor case segment including a first split flange extending axially and a first axial flange extending circumferentially about the first compressor case segment. The compressor also includes a second compressor case segment including a second split flange extending axially and a second axial flange extending circumferentially about the second compressor case segment, the first and second split flanges forming an overall split flange for securing the first compressor case segment and the second compressor case segment to each other. The compressor further includes a notch of at least one of the first axial flange and the second axial flange proximate the overall split flange.
    Type: Application
    Filed: March 26, 2019
    Publication date: October 1, 2020
    Inventors: Stuart K. Montgomery, Joshua L. Mardis, John Johnsen