Patents by Inventor Patrick M. Hart

Patrick M. Hart 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).

  • Patent number: 11920517
    Abstract: A turbine engine heat exchanger has an array of heat exchanger plates mounted to an inner case wall for providing heat transfer from a bleed flowpath to a bypass flowpath. Each plate has: first and second faces along the bypass flowpath; a proximal edge mounted to the inner case wall; an inlet along the proximal edge; an outlet along the proximal edge; and a branch segment of the bleed flowpath passing from the inlet to the outlet.
    Type: Grant
    Filed: July 25, 2022
    Date of Patent: March 5, 2024
    Assignee: RTX Corporation
    Inventors: James F. Wiedenhoefer, Russell J. Bergman, William P. Stillman, Patrick M. Hart
  • Patent number: 11885573
    Abstract: A heat exchanger for providing thermal energy transfer between a first flow along a first flowpath and a second flow along a second flowpath has at least one plate bank having a plurality of plates, each plate having: a first face and a second face opposite the first face; a leading edge along the second flowpath and a trailing edge along the second flowpath; a proximal edge having at least one inlet port along the first flowpath and at least one outlet port along the first flowpath; and at least one passageway along the first flowpath. An inlet manifold has a first face to which the plurality of plates are mounted along their respective proximal edges. An inlet plenum has at least one inlet port and at least one outlet port. An outlet plenum has at least one outlet port and at least one inlet port.
    Type: Grant
    Filed: January 9, 2023
    Date of Patent: January 30, 2024
    Assignee: RTX Corporation
    Inventors: Patrick M. Hart, William P. Stillman, Russell J. Bergman
  • Publication number: 20230160641
    Abstract: A heat exchanger for providing thermal energy transfer between a first flow along a first flowpath and a second flow along a second flowpath has at least one plate bank having a plurality of plates, each plate having: a first face and a second face opposite the first face; a leading edge along the second flowpath and a trailing edge along the second flowpath; a proximal edge having at least one inlet port along the first flowpath and at least one outlet port along the first flowpath; and at least one passageway along the first flowpath. An inlet manifold has a first face to which the plurality of plates are mounted along their respective proximal edges. An inlet plenum has at least one inlet port and at least one outlet port. An outlet plenum has at least one outlet port and at least one inlet port.
    Type: Application
    Filed: January 9, 2023
    Publication date: May 25, 2023
    Applicant: Raytheon Technologies Corporation
    Inventors: Patrick M. Hart, William P. Stillman, Russell J. Bergman
  • Publication number: 20230160342
    Abstract: A turbine engine heat exchanger has: a manifold having a first face and a second face opposite the first face; a plurality of first plates along the first face, each first plate having an interior passageway; and a plurality of second plates along the second face, each second plate having an interior passageway. A first flowpath passing through the interior passageways of the first plates, the manifold, and the interior passageways of the second plates.
    Type: Application
    Filed: January 23, 2023
    Publication date: May 25, 2023
    Applicant: Raytheon Technologies Corporation
    Inventors: James F. Wiedenhoefer, Russell J. Bergman, William P. Stillman, Patrick M. Hart
  • Patent number: 11585605
    Abstract: A heat exchanger for providing thermal energy transfer between a first flow along a first flowpath and a second flow along a second flowpath has at least one plate bank having a plurality of plates, each plate having: a first face and a second face opposite the first face; a leading edge along the second flowpath and a trailing edge along the second flowpath; a proximal edge having at least one inlet port along the first flowpath and at least one outlet port along the first flowpath; and at least one passageway along the first flowpath. An inlet manifold has a first face to which the plurality of plates are mounted along their respective proximal edges. An inlet plenum has at least one inlet port and at least one outlet port. An outlet plenum has at least one outlet port and at least one inlet port.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: February 21, 2023
    Assignee: Raytheon Technologies Corporation
    Inventors: Patrick M. Hart, William P. Stillman, Russell J. Bergman
  • Patent number: 11585273
    Abstract: A turbine engine heat exchanger has: a manifold having a first face and a second face opposite the first face; a plurality of first plates along the first face, each first plate having an interior passageway; and a plurality of second plates along the second face, each second plate having an interior passageway. A first flowpath passing through the interior passageways of the first plates, the manifold, and the interior passageways of the second plates.
    Type: Grant
    Filed: December 17, 2020
    Date of Patent: February 21, 2023
    Assignee: Raytheon Technologies Corporation
    Inventors: James F. Wiedenhoefer, Russell J. Bergman, William P. Stillman, Patrick M. Hart
  • Publication number: 20230046525
    Abstract: A heat exchanger for providing thermal energy transfer between a first flow along a first flowpath and a second flow along a second flowpath has a plate bank having a plurality of plates, each plate having: a first face and a second face opposite the first face; a leading edge along the second flowpath and a trailing edge along the second flowpath; a proximal edge having at least one inlet port along the first flowpath and at least one outlet port along the first flowpath; and at least one passageway along the first flowpath. An inlet manifold has at least one inlet port and at least one outlet port. An outlet manifold has at least one outlet port and at least one inlet port. The first flowpath passes from the at least one inlet port of the inlet manifold, through the at least one passageway of each of the plurality of plates, and through the at least one outlet port of the outlet manifold.
    Type: Application
    Filed: December 29, 2020
    Publication date: February 16, 2023
    Applicant: Raytheon Technologies Corporation
    Inventors: James F. Wiedenhoefer, Patrick M. Hart, Russell J. Bergman, William D. Blickenstaff, William P. Stillman, Scott D. Virkler
  • Publication number: 20220373263
    Abstract: A heat exchanger plate provides heat transfer between a first flow along a first flowpath and a second flow along a second flowpath. The heat exchanger plate has a substrate having: a first face and a second face opposite the first face; a leading edge along the second flowpath and a trailing edge along the second flowpath; a proximal portion having a plurality of inlet ports along the first flowpath and a plurality of outlet ports along the first flowpath; and a plurality of passageways along the first flowpath. Each passageway extends between a respective associated said inlet port of the plate and a respective associated said outlet port of the plate.
    Type: Application
    Filed: January 18, 2021
    Publication date: November 24, 2022
    Applicant: Raytheon Technologies Corporation
    Inventors: James F. Wiedenhoefer, Russell J. Bergman, Patrick M. Hart
  • Publication number: 20220372914
    Abstract: A turbine engine heat exchanger has an array of heat exchanger plates mounted to an inner case wall for providing heat transfer from a bleed flowpath to a bypass flowpath.
    Type: Application
    Filed: July 25, 2022
    Publication date: November 24, 2022
    Applicant: Raytheon Technologies Corporation
    Inventors: James F. Wiedenhoefer, Russell J. Bergman, William P. Stillman, Patrick M. Hart
  • Patent number: 11448132
    Abstract: A turbine engine heat exchanger has an array of heat exchanger plates mounted to an inner case wall for providing heat transfer from a bleed flowpath to a bypass flowpath. Each plate has: first and second faces along the bypass flowpath; a proximal edge mounted to the inner case wall; an inlet along the proximal edge; an outlet along the proximal edge; and a branch segment of the bleed flowpath passing from the inlet to the outlet.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: September 20, 2022
    Assignee: Raytheon Technologies Corporation
    Inventors: James F. Wiedenhoefer, Russell J. Bergman, William P. Stillman, Patrick M. Hart
  • Publication number: 20210318071
    Abstract: A heat exchanger for providing thermal energy transfer between a first flow along a first flowpath and a second flow along a second flowpath has at least one plate bank having a plurality of plates, each plate having: a first face and a second face opposite the first face; a leading edge along the second flowpath and a trailing edge along the second flowpath; a proximal edge having at least one inlet port along the first flowpath and at least one outlet port along the first flowpath; and at least one passageway along the first flowpath. An inlet manifold has a first face to which the plurality of plates are mounted along their respective proximal edges. An inlet plenum has at least one inlet port and at least one outlet port. An outlet plenum has at least one outlet port and at least one inlet port.
    Type: Application
    Filed: December 31, 2020
    Publication date: October 14, 2021
    Applicant: Raytheon Technologies Corporation
    Inventors: Patrick M. Hart, William P. Stillman, Russell J. Bergman
  • Publication number: 20210285375
    Abstract: A turbine engine heat exchanger has an array of heat exchanger plates mounted to an inner case wall for providing heat transfer from a bleed flowpath to a bypass flowpath.
    Type: Application
    Filed: December 31, 2020
    Publication date: September 16, 2021
    Applicant: Raytheon Technologies Corporation
    Inventors: James F. Wiedenhoefer, Russell J. Bergman, William P. Stillman, Patrick M. Hart
  • Publication number: 20210222624
    Abstract: A turbine engine heat exchanger has: a manifold having a first face and a second face opposite the first face; a plurality of first plates along the first face, each first plate having an interior passageway; and a plurality of second plates along the second face, each second plate having an interior passageway. A first flowpath passing through the interior passageways of the first plates, the manifold, and the interior passageways of the second plates.
    Type: Application
    Filed: December 17, 2020
    Publication date: July 22, 2021
    Applicant: Raytheon Technologies Corporation
    Inventors: James F. Wiedenhoefer, Russell J. Bergman, William P. Stillman, Patrick M. Hart
  • Publication number: 20210207535
    Abstract: A heat exchanger for providing thermal energy transfer between a first flow along a first flowpath and a second flow along a second flowpath has a plate bank having a plurality of plates, each plate having: a first face and a second face opposite the first face; a leading edge along the second flowpath and a trailing edge along the second flowpath; a proximal edge having at least one inlet port along the first flowpath and at least one outlet port along the first flowpath; and at least one passageway along the first flowpath. An inlet manifold has at least one inlet port and at least one outlet port. An outlet manifold has at least one outlet port and at least one inlet port. The first flowpath passes from the at least one inlet port of the inlet manifold, through the at least one passageway of each of the plurality of plates, and through the at least one outlet port of the outlet manifold and means linking distal portions of the plates.
    Type: Application
    Filed: December 17, 2020
    Publication date: July 8, 2021
    Applicant: Raytheon Technologies Corporation
    Inventors: Russell J. Bergman, William D. Blickenstaff, James F. Wiedenhoefer, William P. Stillman, Patrick M. Hart, Scott D. Virkler