Patents by Inventor Evan J. Butcher
Evan J. Butcher 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).
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Patent number: 11925985Abstract: Disclosed is a method of making a part, comprising: forming the part via an additive manufacturing process, wherein the additive manufacturing process comprises layering, melting, and solidifying a metal alloy based on a three dimensional numerical model, wherein the formed part comprises a microstructure, wherein the microstructure comprises an average columnar grain length; and heat treating the formed part, wherein heat treating comprises heating to between 750° C. and 1200° C. for a time between 0.5 hours and 10 hours and then cooling the formed part below 750° C., wherein after heat treating, the formed part has an average columnar grain length of about 400 micrometers to about 1000 micrometers, as measured using electron backscattered diffraction.Type: GrantFiled: June 26, 2019Date of Patent: March 12, 2024Assignee: HAMILTON SUNDSTRAND CORPORATIONInventors: Faramarz M. Zarandi, Jesus A. Garcia, Evan J. Butcher
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Patent number: 11904405Abstract: A process for additively controlled surface features of a gas turbine engine casing. The process comprises forming the casing having an inner surface and an outer surface opposite the inner surface; forming a surface feature on the casing proximate the inner surface, wherein the surface feature comprises a structure on the inner surface configured to align or misalign with respect to a flow direction of a working fluid in a flow path of the casing.Type: GrantFiled: February 7, 2022Date of Patent: February 20, 2024Assignee: RTX CorporationInventors: Vijay Narayan Jagdale, Jesse R. Boyer, Om P. Sharma, Evan J. Butcher, Lawrence Binek, Bryan G. Dods
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Patent number: 11891908Abstract: A gas turbine engine with a lubrication system includes a ball bearing assembly and a rotor circumscribing a rotational axis and journaled within the ball bearing assembly. The gas turbine engine also includes a lubrication system located radially outward from a rotational axis and radially outward and adjacent to the ball bearing assembly, which includes a lubrication channel having an inlet and an outlet and a dispersion cone adjacent to the outlet of the lubrication channel.Type: GrantFiled: July 1, 2022Date of Patent: February 6, 2024Assignee: RTX CorporationInventors: Lawrence A. Binek, Leslie F. Guzman, Sean R. Jackson, Evan J. Butcher
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Patent number: 11781813Abstract: A heat exchanger core includes a first hollow cylinder extending circumferentially around a center axis and extending axially along the center axis. The first hollow cylinder includes a first passage disposed radially within the first hollow cylinder and extending axially through the first hollow cylinder. A second hollow cylinder extends circumferentially around the center axis and extends axially along the center axis. The first hollow cylinder is disposed radially within the second hollow cylinder. The second hollow cylinder includes a second passage disposed radially between the first hollow cylinder and the second hollow cylinder and extending axially between the first hollow cylinder and the second hollow cylinder. The first hollow cylinder fluidically separates the first passage from the second passage. The first and second hollow cylinders and the first and second passages are spaced from one another in a sinusoidal relationship.Type: GrantFiled: December 18, 2020Date of Patent: October 10, 2023Assignee: HAMILTON SUNDSTRAND CORPORATIONInventors: Matthew E. Lynch, Evan J. Butcher, Lawrence A. Binek
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Patent number: 11739690Abstract: A turbine engine has: a compressor; a combustor; a turbine, a gas flowpath passing consecutively through the compressor, combustor, and turbine; and inlet member along the gas flowpath upstream of the compressor. The inlet member includes the unitarily-formed single piece combination of: a three dimensional (3D) lattice portion; and a nose cap body surrounding the lattice portion.Type: GrantFiled: May 17, 2022Date of Patent: August 29, 2023Assignee: Raytheon Technologies CorporationInventors: Lawrence A. Binek, Jesse R. Boyer, Evan J. Butcher, Michael Winter, Jesus A. Garcia, Sean R. Jackson
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Publication number: 20230077719Abstract: A turbine engine has: a compressor; a combustor; a turbine, a gas flowpath passing consecutively through the compressor, combustor, and turbine; and inlet member along the gas flowpath upstream of the compressor. The inlet member includes the unitarily-formed single piece combination of: a three dimensional (3D) lattice portion; and a nose cap body surrounding the lattice portion.Type: ApplicationFiled: May 17, 2022Publication date: March 16, 2023Applicant: Raytheon Technologies CorporationInventors: Lawrence A. Binek, Jesse R. Boyer, Evan J. Butcher, Michael Winter, Jesus A. Garcia, Sean R. Jackson
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Patent number: 11555659Abstract: A heat exchanger core includes a first side, a second side, a third side, and a fourth side. A first layer includes a first width extending in a first direction, a first length extending in a second direction, a first height extending in a third direction, and a first plurality of passages, which extend from an inlet to an outlet. A second layer includes a second width extending in the first direction, a second length extending in the second direction, a second height extending in the third direction, and a second plurality of passages extending from the first side to the second side. The first and second plurality of passages are adjacent to one another. The first and second plurality of passages include a sinusoidal profile in the third direction and a sinusoidal profile in the first direction.Type: GrantFiled: December 18, 2020Date of Patent: January 17, 2023Assignee: HAMILTON SUNDSTRAND CORPORATIONInventors: Matthew E. Lynch, Evan J. Butcher, Lawrence A. Binek
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Patent number: 11543133Abstract: A combustor may comprise an outer wall defining, at least, a portion of a combustion chamber. A dilution chute may extend from an interior surface of the outer wall. A support structure may extend between the dilution chute and the interior surface of the outer wall. A spall plate may extend from the interior surface of the outer wall. The spall plate may be located between the support structure and an outlet of the combustion chamber.Type: GrantFiled: December 14, 2021Date of Patent: January 3, 2023Assignee: Raytheon Technologies CorporationInventors: Lawrence A. Binek, Sean R. Jackson, Evan J. Butcher
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Patent number: 11542844Abstract: A lubrication system for an attritable engine includes a bearing chamber, a fluid filtering inlet configured to receive a fluid, and a fluid filtering outlet located downstream of the fluid filtering inlet and configured to deliver the fluid to the bearing chamber. The lubrication system also includes a lattice, integral and conformal with the attritable engine, configured to filter the fluid, and located between the fluid filtering inlet and the fluid filtering outlet. The lubrication system also includes a metering port, configured to meter the fluid and located downstream of the lattice and upstream of the fluid filtering outlet.Type: GrantFiled: September 20, 2019Date of Patent: January 3, 2023Assignee: Raytheon Technologies CorporationInventors: Lawrence A. Binek, Sean R. Jackson, Evan J. Butcher
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Publication number: 20220374556Abstract: Examples described herein provide a computer-implemented method that includes performing feature recognition and boundary-represented fitting for a given digital geometry representation to classify a geometric primitive and a freeform surface based on a fitting tolerance criteria. The method further includes parameterizing the geometric primitive and the freeform surface. The method further includes building an associative computer aided design (CAD) geometry using the parameterized geometric primitive and the parameterized freeform surface, wherein associativity is maintained between the digital geometry representation and the associative CAD geometry.Type: ApplicationFiled: May 18, 2021Publication date: November 24, 2022Inventor: Evan J. Butcher
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Publication number: 20220349320Abstract: A gas turbine engine with a lubrication system includes a ball bearing assembly and a rotor circumscribing a rotational axis and journaled within the ball bearing assembly. The gas turbine engine also includes a lubrication system located radially outward from a rotational axis and radially outward and adjacent to the ball bearing assembly, which includes a lubrication channel having an inlet and an outlet and a dispersion cone adjacent to the outlet of the lubrication channel.Type: ApplicationFiled: July 1, 2022Publication date: November 3, 2022Inventors: Lawrence A. Binek, Leslie F. Guzman, Sean R. Jackson, Evan J. Butcher
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Patent number: 11466593Abstract: A double walled stator housing includes a first stator housing wall, a second stator housing wall located radially outward from the first stator housing wall, and an air gap located between the first and the second stator housing walls. The housing also includes at least one support structure attached to the first stator housing wall and the second stator housing wall, spanning the air gap and configured to minimize heat transfer between the first wall and the second wall.Type: GrantFiled: January 7, 2020Date of Patent: October 11, 2022Assignee: Raytheon Technologies CorporationInventors: Lawrence A. Binek, Jesus A. Garcia, Faramarz M. Zarandi, Evan J. Butcher, Jesse R. Boyer
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Patent number: 11377977Abstract: A gas turbine engine with a lubrication system includes a ball bearing assembly and a rotor circumscribing a rotational axis and journaled within the ball bearing assembly. The gas turbine engine also includes a lubrication system located radially outward from a rotational axis and radially outward and adjacent to the ball bearing assembly, which includes a lubrication channel having an inlet and an outlet and a dispersion cone adjacent to the outlet of the lubrication channel.Type: GrantFiled: January 7, 2020Date of Patent: July 5, 2022Assignee: Raytheon Technologies CorporationInventors: Lawrence A. Binek, Leslie F. Guzman, Sean R. Jackson, Evan J. Butcher
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Publication number: 20220205735Abstract: A heat exchanger core includes a first side, a second side, a third side, and a fourth side. A first layer includes a first width extending in a first direction, a first length extending in a second direction, a first height extending in a third direction, and a first plurality of passages, which extend from an inlet to an outlet. A second layer includes a second width extending in the first direction, a second length extending in the second direction, a second height extending in the third direction, and a second plurality of passages extending from the first side to the second side. The first and second plurality of passages are adjacent to one another. The first and second plurality of passages include a sinusoidal profile in the third direction and a sinusoidal profile in the first direction.Type: ApplicationFiled: December 18, 2020Publication date: June 30, 2022Inventors: Matthew E. Lynch, Evan J. Butcher, Lawrence A. Binek
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Publication number: 20220196332Abstract: A heat exchanger core includes a first hollow cylinder extending circumferentially around a center axis and extending axially along the center axis. The first hollow cylinder includes a first passage disposed radially within the first hollow cylinder and extending axially through the first hollow cylinder. A second hollow cylinder extends circumferentially around the center axis and extends axially along the center axis. The first hollow cylinder is disposed radially within the second hollow cylinder. The second hollow cylinder includes a second passage disposed radially between the first hollow cylinder and the second hollow cylinder and extending axially between the first hollow cylinder and the second hollow cylinder. The first hollow cylinder fluidically separates the first passage from the second passage. The first and second hollow cylinders and the first and second passages are spaced from one another in a sinusoidal relationship.Type: ApplicationFiled: December 18, 2020Publication date: June 23, 2022Inventors: Matthew E. Lynch, Evan J. Butcher, Lawrence A. Binek
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Patent number: 11359543Abstract: A turbine engine has: a compressor; a combustor; a turbine, a gas flowpath passing consecutively through the compressor, combustor, and turbine; and inlet member along the gas flowpath upstream of the compressor. The inlet member includes the unitarily-formed single piece combination of: a three dimensional (3D) lattice portion; and a nose cap body surrounding the lattice portion.Type: GrantFiled: June 7, 2019Date of Patent: June 14, 2022Assignee: Raytheon Technologies CorporationInventors: Lawrence A. Binek, Jesse R. Boyer, Evan J. Butcher, Michael Winter, Jesus A. Garcia, Sean R. Jackson
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Publication number: 20220154601Abstract: A process for additively controlled surface features of a gas turbine engine casing. The process comprises forming the casing having an inner surface and an outer surface opposite the inner surface; forming a surface feature on the casing proximate the inner surface, wherein the surface feature comprises a structure on the inner surface configured to align or misalign with respect to a flow direction of a working fluid in a flow path of the casing.Type: ApplicationFiled: February 7, 2022Publication date: May 19, 2022Applicant: Raytheon Technologies CorporationInventors: Vijay Narayan Jagdale, Jesse R. Boyer, Om P. Sharma, Evan J. Butcher, Lawrence Binek, Bryan G. Dods
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Patent number: 11320145Abstract: A method for forming a combustor of a gas turbine engine includes additively manufacturing a combustor wall of the combustor. The combustor wall includes a component, projecting from a surface of the combustor wall, and a support structure in communication with the component and the surface of the combustor wall. The support structure is a lattice structure.Type: GrantFiled: September 20, 2019Date of Patent: May 3, 2022Assignee: Raytheon Technologies CorporationInventors: Lawrence A. Binek, Sean R. Jackson, Evan J. Butcher
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Publication number: 20220107088Abstract: A combustor may comprise an outer wall defining, at least, a portion of a combustion chamber. A dilution chute may extend from an interior surface of the outer wall. A support structure may extend between the dilution chute and the interior surface of the outer wall. A spall plate may extend from the interior surface of the outer wall. The spall plate may be located between the support structure and an outlet of the combustion chamber.Type: ApplicationFiled: December 14, 2021Publication date: April 7, 2022Applicant: RAYTHEON TECHNOLOGIES CORPORATIONInventors: Lawrence A. Binek, Sean R. Jackson, Evan J. Butcher
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Patent number: 11262077Abstract: A combustor may comprise an outer wall defining, at least, a portion of a combustion chamber. A dilution chute may extend from an interior surface of the outer wall. A support structure may extend between the dilution chute and the interior surface of the outer wall. A spall plate may extend from the interior surface of the outer wall. The spall plate may be located between the support structure and an outlet of the combustion chamber.Type: GrantFiled: September 20, 2019Date of Patent: March 1, 2022Assignee: Raytheon Technologies CorporationInventors: Lawrence A. Binek, Sean R. Jackson, Evan J. Butcher