Patents by Inventor Ted J. Freeman

Ted J. Freeman 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).

  • CERAMIC MATRIX COMPOSITE JOINTS
    Publication number: 20180371947
    Abstract: An assembly for a gas turbine engine includes ceramic material containing (i.e. ceramic matrix composite) segments and joints that couple the segments together.
    Type: Application
    Filed: May 30, 2018
    Publication date: December 27, 2018
    Inventors: Aaron D. Sippel, Ted J. Freeman, Joseph P. Lamusga, Daniel K. Vetters, Sean E. Landwehr, Bruce E. Varney
  • CERAMIC MATRIX FULL HOOP BLADE TRACK
    Publication number: 20180371930
    Abstract: A gas turbine engine may comprise a blade track and a method of making the same. The blade track may be constructed of ceramic matrix composite components including main body members and joints.
    Type: Application
    Filed: May 25, 2018
    Publication date: December 27, 2018
    Inventors: Aaron D. Sippel, Bruce E. Varney, Ted J. Freeman, Christopher Barrett
  • Composite annulus filler
    Patent number: 10156151
    Abstract: A composite annulus filler adapted to bridge the gap between two adjacent rotor blades attached to a rim of a rotor disc of a gas turbine engine. The annulus filler includes a unitary body portion having a platform which extends between the adjacent rotor blades and defines an airflow surface for air being drawn through the engine and a support body extending beneath the platform and terminating in a root which, in use, extends along a groove provided in the rim of the rotor disc.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: December 18, 2018
    Assignees: Rolls-Royce North American Technologies Inc., Rolls-Royce Corporation
    Inventors: David J. Thomas, Ted J. Freeman
  • TURBINE WHEEL WITH CLAMPED BLADE ATTACHMENT
    Publication number: 20180355736
    Abstract: A turbine wheel for use in a gas turbine engine having a plurality of blades attached to a rotor disk. Each blade is formed from a composite comprising ceramic matrix material. The blades each include a root that fits within dovetail slots of the rotor disk and cooperates with a blade retention assembly to couple the blades to the rotor disk.
    Type: Application
    Filed: July 30, 2018
    Publication date: December 13, 2018
    Inventors: Todd Z. Engel, Ted J. Freeman, Robert J. Shinavski, Ian Thomson
  • TURBINE VANE WITH CERAMIC MATRIX COMPOSITE AIRFOIL
    Publication number: 20180340430
    Abstract: A turbine vane adapted for use in a gas turbine engine is described in this application. The turbine vane illustratively includes ceramic matrix composite components adapted to be coupled to metallic components.
    Type: Application
    Filed: May 23, 2017
    Publication date: November 29, 2018
    Inventor: Ted J. Freeman
  • TURBINE SHROUD ASSEMBLY HAVING CERAMIC MATRIX COMPOSITE TRACK SEGMENTS WITH METALLIC ATTACHMENT FEATURES
    Publication number: 20180340440
    Abstract: A turbine shroud adapted for use in a gas turbine engine is disclosed in this paper. The turbine shroud includes a blade track segment comprising ceramic matrix composite materials and an attachment unit comprising metallic materials. The attachment unit is coupled to the blade track segment and is configured to interface with other metallic components in the gas turbine engine.
    Type: Application
    Filed: April 18, 2018
    Publication date: November 29, 2018
    Inventors: Ted J. Freeman, Bruce E. Varney
  • TURBINE SHROUD SEGMENT WITH FLANGE-FACING PERIMETER SEAL
    Publication number: 20180328208
    Abstract: A turbine shroud adapted for use in a gas turbine engine includes a plurality of metallic carrier segments and a plurality of blade track segments mounted to corresponding metallic carrier segments. Cooling air is directed onto the blade track segments to cool the blade track segments when exposed to high temperatures in a gas turbine engine.
    Type: Application
    Filed: July 11, 2018
    Publication date: November 15, 2018
    Inventors: Mark O'Leary, Daniel K. Vetters, Matthew R. Brandt, Ted J. Freeman
  • CERAMIC MATRIX COMPOSITE BLADE TRACK SEGMENTS
    Publication number: 20180306045
    Abstract: A turbine shroud adapted for use in a gas turbine engine includes an attachment feature and a body. The attachment feature and the body are constructed of ceramic matrix composite materials. In an illustrative embodiment, the ceramic matrix composite materials form a blade track segment.
    Type: Application
    Filed: April 11, 2018
    Publication date: October 25, 2018
    Inventors: Chris Barrett, Joseph P. Lamusga, Ted J. Freeman
  • SEAL SEGMENT RETENTION RING WITH CHORDAL SEAL FEATURE
    Publication number: 20180306063
    Abstract: Turbine assemblies for a turbine of a gas turbine engine are disclosed herein. The turbine assemblies include a carrier and a blade track. The blade track extends around blades of a turbine wheel assembly to block gasses passed along a gas path from moving over the blades without causing the blades to rotate during operation of the turbine assembly. The blade track includes a plurality of blade track segments arranged circumferentially adjacent to one another about a central axis to form a ring. A retention ring engages both the carrier and the blade track segments to facilitate coupling and sealing.
    Type: Application
    Filed: April 19, 2017
    Publication date: October 25, 2018
    Inventors: Brian J. Shoemaker, Joseph P. Lamusga, Ted J. Freeman
  • Compliant rail hanger
    Patent number: 10100649
    Abstract: A gas turbine engine assembly includes a supporting component and a supported component. The supporting component includes features engaged by the supported component. The supported component comprises ceramic-containing materials.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: October 16, 2018
    Assignees: Rolls-Royce North American Technologies Inc., Rolls-Royce Corporation
    Inventors: David J. Thomas, Joseph P. Lamusga, Ted J. Freeman, Andrew J. Lazur
  • Hanger system for a turbine engine component
    Patent number: 10100659
    Abstract: A component of a turbine is disclosed. The component includes an carrier segment having a rail, an frame segment including a hanger having a flange supported on the rail of the carrier segment, and an inner surface having a section of a track for a turbine blade defined therein. The component also includes a retainer segment secured to the carrier segment such that the hanger is secured between the retainer segment and the carrier segment.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: October 16, 2018
    Assignees: Rolls-Royce North American Technologies Inc., Rolls-Royce Corporation, Rolls-Royce plc
    Inventors: Joseph P. Lamusga, Aaron D. Sippel, Ted J. Freeman, David J. Thomas, Simon L. Jones
  • Turbine shroud
    Patent number: 10094233
    Abstract: A turbine shroud for a gas turbine engine includes an annular metallic carrier, a blade track, and a cross-key connection formed between the annular metallic carrier and the ceramic blade track. The cross-key connection is formed between the annular metallic carrier and inserts included in the blade track. The inserts are bonded to an annular runner also included in the blade track by a braze layer.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: October 9, 2018
    Assignees: Rolls-Royce Corporation, Rolls-Royce North American Technologies, Inc.
    Inventors: Sean E. Landwehr, William Westphal, Ted J. Freeman, Adam L. Chamberlain
  • Turbine shroud segment with buffer air seal system
    Patent number: 10094234
    Abstract: A turbine shroud adapted for use in a gas turbine engine includes a plurality of metallic carrier segments and a plurality of blade track segments mounted to corresponding metallic carrier segments. Cooling air is directed onto the blade track segments to cool the blade track segments when exposed to high temperatures in a gas turbine engine.
    Type: Grant
    Filed: January 22, 2016
    Date of Patent: October 9, 2018
    Assignees: Rolls-Royce North America Technologies Inc., Rolls-Royce Corporation
    Inventors: Mark O'Leary, Daniel K. Vetters, Matthew R. Brandt, Ted J. Freeman
  • Vane assembly for a gas turbine engine
    Patent number: 10094239
    Abstract: A vane assembly for a gas turbine engine is disclosed in this paper. The vane assembly includes an inner platform, an outer platform, and a ceramic-containing airfoil. The ceramic-containing airfoil extends from the inner platform to the outer platform. A reinforcement spar made from a metallic material extends from the inner platform to the outer platform through a hollow core of the ceramic-containing airfoil.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: October 9, 2018
    Assignees: Rolls-Royce North American Technologies Inc., Rolls-Royce Corporation
    Inventors: Ted J. Freeman, Bruce E. Varney, David J. Thomas, Jeffrey A. Walston
  • Seal for gas turbine engines
    Patent number: 10082085
    Abstract: A gas turbine engine assembly includes a support component, an engine component, and a seal. The annular support component is formed to include a notch. The engine component is mounted in spaced-apart relation to the support component so that a gap is formed between the support component and the engine component. The seal is located in the notch and is adapted to close the gap.
    Type: Grant
    Filed: November 17, 2014
    Date of Patent: September 25, 2018
    Assignees: Rolls-Royce North American Technologies Inc., Rolls-Royce Corporation
    Inventors: David J. Thomas, Ted J. Freeman
  • Turbine wheel with clamped blade attachment
    Patent number: 10060277
    Abstract: A turbine wheel for use in a gas turbine engine having a plurality of blades attached to a rotor disk. Each blade is formed from a composite comprising ceramic matrix material. The blades each include a root that fits within dovetail slots of the rotor disk and cooperates with a blade retention assembly to couple the blades to the rotor disk.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: August 28, 2018
    Assignees: Rolls-Royce North American Technologies, Inc., Rolls-Royce Corporation
    Inventors: Todd Z. Engel, Ted J. Freeman, Robert J. Shinavski, Ian Thomson
  • TURBINE SHROUD RING FOR A GAS TURBINE ENGINE WITH RADIAL RETENTION FEATURES
    Publication number: 20180238188
    Abstract: A gas turbine engine assembly includes a turbine shroud having a carrier segment and adjacent blade track segments. The carrier segment is arranged around a central axis of the turbine shroud and the blade track segments are supported by the carrier segment.
    Type: Application
    Filed: February 22, 2017
    Publication date: August 23, 2018
    Inventors: Brian J. Shoemaker, Ted J. Freeman
  • TURBINE BLADE WITH CERAMIC MATRIX COMPOSITE MATERIAL CONSTRUCTION
    Publication number: 20180230826
    Abstract: A turbine-blade assembly for use in a gas turbine engine is disclosed. The turbine-blade assembly includes an attachment body, a heat shield, and a retainer. The heat shield surrounds a portion of the attachment body. The retainer is configured to retain the heat shield on the turbine-blade assembly.
    Type: Application
    Filed: November 1, 2016
    Publication date: August 16, 2018
    Inventors: Daniel K. Vetters, Ted J. Freeman, Jim Schwefel, Phil Bastnagel
  • TURBINE BLADE WITH CERAMIC MATRIX COMPOSITE MATERIAL CONSTRUCTION
    Publication number: 20180230823
    Abstract: A turbine blade of ceramic matrix composite material construction adapted for use in a gas turbine engine is disclosed. The turbine blade includes a root, an airfoil, and a platform. The root is adapted to attach the turbine blade to a disk. The airfoil is shaped to interact with hot gasses moving through the gas path of a gas turbine engine and cause rotation of the turbine blade when the turbine blade is used in a gas turbine engine. The platform is arranged between the root and the airfoil and is shaped to block gasses from the gas path migrating toward the root when the turbine blade is used in a gas turbine engine.
    Type: Application
    Filed: October 28, 2016
    Publication date: August 16, 2018
    Inventors: Aaron D. Sippel, Daniel K. Vetters, Ted J. Freeman, David J. Thomas
  • Turbine shroud segment with flange-facing perimeter seal
    Patent number: 10047624
    Abstract: A turbine shroud adapted for use in a gas turbine engine includes a plurality of metallic carrier segments and a plurality of blade track segments mounted to corresponding metallic carrier segments. Cooling air is directed onto the blade track segments to cool the blade track segments when exposed to high temperatures in a gas turbine engine.
    Type: Grant
    Filed: January 22, 2016
    Date of Patent: August 14, 2018
    Assignees: Rolls-Royce North American Technologies Inc., Rolls-Royce Corporation
    Inventors: Mark O'Leary, Daniel K. Vetters, Matthew R. Brandt, Ted J. Freeman