Patents by Inventor Joseph Peter Henderkott
Joseph Peter Henderkott 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: 11999000Abstract: The disclosure describes assemblies, systems, and techniques for reinforcing complex geometries of pressure vessels using a pre-sintered preform (PSP) braze material that includes a low-melt powder and a high-melt powder. An example technique includes positioning a PSP reinforcement on a surface of a substrate. The technique includes heating the PSP reinforcement to soften or melt at least one constituent metal or alloy of the low-melt powder. During heating, the PSP reinforcement is configured to conform to a contour of the surface of the substrate. The technique also includes cooling the PSP reinforcement to define a reinforced component.Type: GrantFiled: January 3, 2020Date of Patent: June 4, 2024Assignee: Rolls-Royce CorporationInventor: Joseph Peter Henderkott
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Publication number: 20230405742Abstract: A dual walled component includes a spar comprising a plurality of pedestals; a coversheet attached to a first set of pedestals from the plurality of pedestals; and a repaired coversheet portion attached to a second set of pedestals from the plurality of pedestals and to the coversheet, where the repaired coversheet portion includes a braze material.Type: ApplicationFiled: July 31, 2023Publication date: December 21, 2023Inventors: Joseph Peter Henderkott, Raymond Ruiwen Xu
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Publication number: 20230321771Abstract: An assembly for a dual-walled component of a gas turbine engine and methods of forming and repairing a dual-walled component. The assembly includes a cold section part having an outer surface that defines a plurality of impingement apertures, a hot section part including a pre-sintered preform, the hot section part positioned over the outer surface of the cold section part, and a plurality of support structures including the pre-sintered preform, the plurality of support structures positioned between the hot section part and the cold section part, the plurality of support structures separating the hot section part from the cold section part to define at least one cooling channel therebetween.Type: ApplicationFiled: December 30, 2022Publication date: October 12, 2023Inventors: Joseph Peter Henderkott, Robert Frederick Proctor
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Patent number: 11731218Abstract: A dual walled component includes a spar comprising a plurality of pedestals; a coversheet attached to a first set of pedestals from the plurality of pedestals; and a repaired coversheet portion attached to a second set of pedestals from the plurality of pedestals and to the coversheet, where the repaired coversheet portion includes a braze material.Type: GrantFiled: August 4, 2020Date of Patent: August 22, 2023Assignee: Rolls-Royce CorporationInventors: Joseph Peter Henderkott, Raymond Ruiwen Xu
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Patent number: 11731206Abstract: A method may include removing a portion of a base component adjacent to a damaged portion of the base component to define a repair portion of the base component. The base component may include a cobalt- or nickel-based superalloy, and the repair portion of the base component may include a through-hole extending from a first surface of the base component to a second surface of the base component. The method also may include forming a braze sintered preform to substantially reproduce a shape of the through-hole. The braze sintered preform may include a Ni- or Co-based alloy. The method additionally may include placing the braze sintered preform in the through-hole and heating at least the braze sintered preform to cause the braze sintered preform to join to the repair portion of the base component and change a microstructure of the braze sintered preform to a brazed and diffused microstructure.Type: GrantFiled: April 15, 2022Date of Patent: August 22, 2023Assignee: Rolls-Royce CorporationInventors: Raymond Ruiwen Xu, Scott Nelson, Joseph Peter Henderkott
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Patent number: 11692446Abstract: A method for forming a component for a gas turbine engine may include forming a first portion of the component that includes a cast metal or metal alloy, forming a second portion of the component that includes presintered preform defining at least one support structure, positioning the second portion on the first portion to define an assembly such that the first portion and the second portion define at least one cooling channel therebetween, and heating the assembly to join the first portion and the second portion and form the component.Type: GrantFiled: September 23, 2021Date of Patent: July 4, 2023Assignees: Rolls-Royce North American Technologies, Inc., Rolls-Royce CorporationInventors: Matthew T. Kush, Michael Wood, Scott Nelson, Joseph Peter Henderkott
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Patent number: 11655717Abstract: A gas turbine engine component may include an airfoil extending radially from a base to a blade tip, the airfoil including a pressure sidewall and a suction sidewall each extending between a leading edge and a trailing edge opposite the leading edge, an internal cooling circuit extending from the base to the blade tip; and a squealer tip. The squealer tip may include a first and a second squealer tip rail adjacent to the first squealer tip rail, and a squealer tip cap extending between the first and second squealer tip rails. The blade tip, the first and second squealer tip rails, and the squealer tip cap may define an internal squealer tip cooling channel. The blade tip may define a supply aperture that fluidly connect the internal cooling circuit and the internal squealer tip cooling channel.Type: GrantFiled: November 18, 2020Date of Patent: May 23, 2023Assignee: Rolls-Royce CorporationInventors: Joseph Peter Henderkott, Corina Moga, John Alan Weaver, Michael Wood
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Publication number: 20230093658Abstract: A method for forming a component for a gas turbine engine may include forming a first portion of the component that includes a cast metal or metal alloy, forming a second portion of the component that includes presintered preform defining at least one support structure, positioning the second portion on the first portion to define an assembly such that the first portion and the second portion define at least one cooling channel therebetween, and heating the assembly to join the first portion and the second portion and form the component.Type: ApplicationFiled: September 23, 2021Publication date: March 23, 2023Inventors: Matthew T. Kush, Michael Wood, Scott Nelson, Joseph Peter Henderkott
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Publication number: 20230033578Abstract: The disclosure describes example techniques and assemblies for joining a first component and a second component. The techniques may include positioning the first and second component adjacent to each other to define a joint region between adjacent portions of the first component and the second component, the joint region being coated with an adhesion resistant coating. The techniques may also include positioning a braze material in the joint region, heating the braze material to form an at least softened material, and cooling the at least softened material to form a mechanical interlock including the braze material in the joint region joining the first and second components. The braze material does not metallurgically bond to the joint surface.Type: ApplicationFiled: May 23, 2022Publication date: February 2, 2023Inventors: Charles Alan Bulgrin, Carl R. Russo, Joseph Peter Henderkott, Matthew T. Kush, Greg Lopshire
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Patent number: 11541488Abstract: An assembly for a dual-walled component of a gas turbine engine and methods of forming and repairing a dual-walled component. The assembly includes a cold section part having an outer surface that defines a plurality of impingement apertures, a hot section part including a pre-sintered preform, the hot section part positioned over the outer surface of the cold section part, and a plurality of support structures including the pre-sintered preform, the plurality of support structures positioned between the hot section part and the cold section part, the plurality of support structures separating the hot section part from the cold section part to define at least one cooling channel therebetween.Type: GrantFiled: August 12, 2021Date of Patent: January 3, 2023Assignee: ROLLS-ROYCE CORPORATIONInventors: Joseph Peter Henderkott, Robert Frederick Proctor
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Publication number: 20220241881Abstract: A method may include removing a portion of a base component adjacent to a damaged portion of the base component to define a repair portion of the base component. The base component may include a cobalt- or nickel-based superalloy, and the repair portion of the base component may include a through-hole extending from a first surface of the base component to a second surface of the base component. The method also may include forming a braze sintered preform to substantially reproduce a shape of the through-hole. The braze sintered preform may include a Ni- or Co-based alloy. The method additionally may include placing the braze sintered preform in the through-hole and heating at least the braze sintered preform to cause the braze sintered preform to join to the repair portion of the base component and change a microstructure of the braze sintered preform to a brazed and diffused microstructure.Type: ApplicationFiled: April 15, 2022Publication date: August 4, 2022Inventors: Raymond Ruiwen Xu, Scott Nelson, Joseph Peter Henderkott
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Patent number: 11338396Abstract: The disclosure describes example techniques and assemblies for joining a first component and a second component. The techniques may include positioning the first and second component adjacent to each other to define a joint region between adjacent portions of the first component and the second component, the joint region being coated with an adhesion resistant coating. The techniques may also include positioning a braze material in the joint region, heating the braze material to form an at least softened material, and cooling the at least softened material to form a mechanical interlock including the braze material in the joint region joining the first and second components. The braze material does not metallurgically bond to the joint surface.Type: GrantFiled: March 6, 2019Date of Patent: May 24, 2022Assignee: ROLLS-ROYCE CORPORATIONInventors: Charles Alan Bulgrin, Carl R. Russo, Joseph Peter Henderkott, Matthew T. Kush, Greg Lopshire
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Patent number: 11305363Abstract: A method may include removing a portion of a base component adjacent to a damaged portion of the base component to define a repair portion of the base component. The base component may include a cobalt- or nickel-based superalloy, and the repair portion of the base component may include a through-hole extending from a first surface of the base component to a second surface of the base component. The method also may include forming a braze sintered preform to substantially reproduce a shape of the through-hole. The braze sintered preform may include a Ni- or Co-based alloy. The method additionally may include placing the braze sintered preform in the through-hole and heating at least the braze sintered preform to cause the braze sintered preform to join to the repair portion of the base component and change a microstructure of the braze sintered preform to a brazed and diffused microstructure.Type: GrantFiled: February 11, 2019Date of Patent: April 19, 2022Assignee: Rolls-Royce CorporationInventors: Raymond Ruiwen Xu, Scott Nelson, Joseph Peter Henderkott
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Publication number: 20220097184Abstract: An assembly for a dual-walled component of a gas turbine engine and methods of forming and repairing a dual-walled component. The assembly includes a cold section part having an outer surface that defines a plurality of impingement apertures, a hot section part including a pre-sintered preform, the hot section part positioned over the outer surface of the cold section part, and a plurality of support structures including the pre-sintered preform, the plurality of support structures positioned between the hot section part and the cold section part, the plurality of support structures separating the hot section part from the cold section part to define at least one cooling channel therebetween.Type: ApplicationFiled: August 12, 2021Publication date: March 31, 2022Inventors: Joseph Peter Henderkott, Robert Frederick Proctor
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Publication number: 20210254476Abstract: A gas turbine engine component may include an airfoil extending radially from a base to a blade tip, the airfoil including a pressure sidewall and a suction sidewall each extending between a leading edge and a trailing edge opposite the leading edge, an internal cooling circuit extending from the base to the blade tip; and a squealer tip. The squealer tip may include a first and a second squealer tip rail adjacent to the first squealer tip rail, and a squealer tip cap extending between the first and second squealer tip rails. The blade tip, the first and second squealer tip rails, and the squealer tip cap may define an internal squealer tip cooling channel. The blade tip may define a supply aperture that fluidly connect the internal cooling circuit and the internal squealer tip cooling channel.Type: ApplicationFiled: November 18, 2020Publication date: August 19, 2021Inventors: Joseph Peter Henderkott, Corina Moga, John Alan Weaver, Michael Wood
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Patent number: 11090771Abstract: An assembly for a dual-walled component of a gas turbine engine and methods of forming and repairing a dual-walled component. The assembly includes a cold section part having an outer surface that defines a plurality of impingement apertures, a hot section part including a pre-sintered preform, the hot section part positioned over the outer surface of the cold section part, and a plurality of support structures including the pre-sintered preform, the plurality of support structures positioned between the hot section part and the cold section part, the plurality of support structures separating the hot section part from the cold section part to define at least one cooling channel therebetween.Type: GrantFiled: November 5, 2018Date of Patent: August 17, 2021Assignee: Rolls-Royce CorporationInventors: Joseph Peter Henderkott, Robert Frederick Proctor
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Publication number: 20210205909Abstract: The disclosure describes assemblies, systems, and techniques for reinforcing complex geometries of pressure vessels using a pre-sintered preform (PSP) braze material that includes a low-melt powder and a high-melt powder. An example technique includes positioning a PSP reinforcement on a surface of a substrate. The technique includes heating the PSP reinforcement to soften or melt at least one constituent metal or alloy of the low-melt powder. During heating, the PSP reinforcement is configured to conform to a contour of the surface of the substrate. The technique also includes cooling the PSP reinforcement to define a reinforced component.Type: ApplicationFiled: January 3, 2020Publication date: July 8, 2021Inventor: Joseph Peter Henderkott
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Patent number: 10929971Abstract: The disclosure describes a method by a controller that includes: executing a model of a material based on a geometric template of the material defined by geometric parameters and at least one geometric constraint of the material; determining a value of an objective function based on differences between a three-dimensional representation of the material based on measurements of the material and the model of the material based on the geometric template of the material; and determining updated values of the geometric parameters of the geometric template. The method further includes iterating the executing the model of the material, the determining the value of the objective function, and the determining the updated values of the geometric parameters until a parameter associated with the objective function satisfies a criterion and, outputting the updated values of the geometric parameters associated with the objective function that satisfies the criterion.Type: GrantFiled: December 18, 2018Date of Patent: February 23, 2021Assignee: Rolls-Royce CorporationInventors: Andrew James Ritchey, Kong Ma, Joseph Peter Henderkott, Michael George Glavicic
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Publication number: 20200368857Abstract: A dual walled component includes a spar comprising a plurality of pedestals; a coversheet attached to a first set of pedestals from the plurality of pedestals; and a repaired coversheet portion attached to a second set of pedestals from the plurality of pedestals and to the coversheet, where the repaired coversheet portion includes a braze material.Type: ApplicationFiled: August 4, 2020Publication date: November 26, 2020Inventors: Joseph Peter Henderkott, Raymond Ruiwen Xu
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Patent number: 10810730Abstract: In some examples, a method for nondestructive testing of a component may include flashing the component using a flash lamp configured for flash thermography, collecting first image data regarding the component using an infrared camera, flowing a fluid through the component, and collecting second image data regarding the component using the infrared camera. A system for nondestructive testing of a component may include a single inspection station and a flash lamp configured for flash thermography, means for supplying a fluid to the component, and an infrared camera disposed at the inspection station.Type: GrantFiled: December 18, 2013Date of Patent: October 20, 2020Assignee: Rolls-Royce CorporationInventors: Joseph Peter Henderkott, Pramod Khandelwal, Danny Ray Carr, Timothy Paul Fuesting, Jeffrey F. Rhodes