Patents by Inventor Mahamoud Coulibaly

Mahamoud Coulibaly 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).

  • Liner apparatus and method of inspecting and/or cleaning a liner annular region
    Patent number: 11346253
    Abstract: A liner for a gas turbine engine is provided that includes an outer wall, an inner wall, and a plurality of structural elements disposed between the inner wall and the outer wall. The outer wall is spaced apart from the inner wall and is disposed radially outside of the inner wall. The outer wall and inner wall form an annular structure having a circumference, and an annular region disposed between the first interior surface of the outer wall and the second interior surface of the inner wall. Each of the structural elements is attached to the outer wall and the inner wall. The outer wall includes at least one inspection port extending through the outer wall configured for access to the annular region disposed between the first interior surface of the outer wall and the second interior surface of the inner wall.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: May 31, 2022
    Assignee: Raytheon Technologies Corporation
    Inventors: Anshuman Singh, Rachelle Parsons, Mahamoud Coulibaly, Daniel Cheng, Paul Rosencrans
  • LINER APPARATUS AND METHOD OF INSPECTING AND/OR CLEANING A LINER ANNULAR REGION
    Publication number: 20200300125
    Abstract: A liner for a gas turbine engine is provided that includes an outer wall, an inner wall, and a plurality of structural elements disposed between the inner wall and the outer wall. The outer wall is spaced apart from the inner wall and is disposed radially outside of the inner wall. The outer wall and inner wall form an annular structure having a circumference, and an annular region disposed between the first interior surface of the outer wall and the second interior surface of the inner wall. Each of the structural elements is attached to the outer wall and the inner wall. The outer wall includes at least one inspection port extending through the outer wall configured for access to the annular region disposed between the first interior surface of the outer wall and the second interior surface of the inner wall.
    Type: Application
    Filed: March 22, 2019
    Publication date: September 24, 2020
    Inventors: Anshuman Singh, Rachelle Parsons, Mahamoud Coulibaly, Daniel Cheng, Paul Rosencrans
  • Duct blocker seal assembly for a gas turbine engine
    Patent number: 10578026
    Abstract: A seal system for a gas turbine engine includes a cover plate with a radial flange; a seal carrier adjacent the cover plate; an outer compliant seal supported by the seal carrier; an inner compliant seal supported by the seal carrier, the inner compliant seal engaged with the radial flange; and a spring between the cover plate and the seal carrier.
    Type: Grant
    Filed: February 13, 2018
    Date of Patent: March 3, 2020
    Assignee: United Technologies Corporation
    Inventors: Nicholas Lefevre, John J. Korzendorfer, Peter Balawajder, Paul W. Palmer, Paul J. Colucci, Mahamoud Coulibaly
  • DUCT BLOCKER SEAL ASSEMBLY FOR A GAS TURBINE ENGINE
    Publication number: 20180179959
    Abstract: A seal system for a gas turbine engine includes a cover plate with a radial flange; a seal carrier adjacent the cover plate; an outer compliant seal supported by the seal carrier; an inner compliant seal supported by the seal carrier, the inner compliant seal engaged with the radial flange; and a spring between the cover plate and the seal carrier.
    Type: Application
    Filed: February 13, 2018
    Publication date: June 28, 2018
    Inventors: Nicholas Lefevre, John J. Korzendorfer, Peter Balawajder, Paul W. Palmer, Paul J. Colucci, Mahamoud Coulibaly
  • Duct blocker seal assembly for a gas turbine engine
    Patent number: 9605596
    Abstract: A seal system for a gas turbine engine includes an annular seal carrier and an annular compliant seal mounted around the annular seal carrier, the compliant seal includes a multiple of legs in cross-section.
    Type: Grant
    Filed: January 8, 2014
    Date of Patent: March 28, 2017
    Assignee: United Technologies Corporation
    Inventors: Nicholas Lefevre, John J. Korzendorfer, Peter Balawajder, Paul W. Palmer, Paul J. Colucci, Mahamoud Coulibaly
  • DUCT BLOCKER SEAL ASSEMBLY FOR A GAS TURBINE ENGINE
    Publication number: 20140290269
    Abstract: A seal system for a gas turbine engine includes a cover plate with a radial flange; a seal carrier adjacent the cover plate; an outer compliant seal supported by the seal carrier; an inner compliant seal supported by the seal carrier, the inner compliant seal engaged with the radial flange; and a spring between the cover plate and the seal carrier.
    Type: Application
    Filed: January 8, 2014
    Publication date: October 2, 2014
    Applicant: United Technologies Corporation
    Inventors: Nicholas Lefevre, John J. Korzendorfer, Peter Balawajder, Paul W. Palmer, Paul J. Colucci, Mahamoud Coulibaly
  • DUCT BLOCKER SEAL ASSEMBLY FOR A GAS TURBINE ENGINE
    Publication number: 20140290213
    Abstract: A seal system for a gas turbine engine includes an annular seal carrier and an annular compliant seal mounted around the annular seal carrier, the compliant seal includes a multiple of legs in cross-section.
    Type: Application
    Filed: January 8, 2014
    Publication date: October 2, 2014
    Applicant: United Technologies Corporation
    Inventors: Nicholas Lefevre, John J. Korzendorfer, Peter Balawajder, Paul W. Palmer, Paul J. Colucci, Mahamoud Coulibaly