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公开(公告)号:US20230033578A1
公开(公告)日:2023-02-02
申请号:US17664528
申请日:2022-05-23
Applicant: Rolls-Royce Corporation
Inventor: Charles Alan Bulgrin , Carl R. Russo , Joseph Peter Henderkott , Matthew T. Kush , Greg Lopshire
Abstract: 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.
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公开(公告)号:US20210146485A1
公开(公告)日:2021-05-20
申请号:US16685265
申请日:2019-11-15
Applicant: Rolls-Royce Corporation
Inventor: Charles Alan Bulgrin , Matthew T. Kush , Rusty M. Garner , Carl R. Russo
Abstract: 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 techniques may also include inserting a solid retainer material into the joint region through an aperture in one of the first component or the second component to form a mechanical interlock between the first component and the second component and sealing the aperture to retain the solid retainer material within the joint region. The solid retainer material includes at least one of a metal, a metal alloy, or a ceramic.
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公开(公告)号:US20180230831A1
公开(公告)日:2018-08-16
申请号:US15405476
申请日:2017-01-13
Inventor: Matthew T. Kush , Douglas D. Dierksmeier
CPC classification number: F01D5/34 , F01D5/186 , F05D2220/32 , F05D2230/211 , F05D2230/31 , F05D2230/53 , F05D2260/202 , Y02T50/672 , Y02T50/673 , Y02T50/676
Abstract: A gas turbine engine and a blisk are disclosed, including methods of making the same. The blisk may include a disk, spars of airfoils, platforms, and shanks of airfoils integrally formed as a unit. Such blisk features may be integrally formed by a casting process or additive manufacturing. The blisk includes cooled airfoils, such that the spar is hollow, and a cover panel is bonded to an outer surface of standoffs to define passages between the cover panel and the spar. Cooling air is fed to the hollow spar through a cooling feed channel defined in the disk or shank portion.
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公开(公告)号:US20230093658A1
公开(公告)日:2023-03-23
申请号:US17448661
申请日:2021-09-23
Inventor: Matthew T. Kush , Michael Wood , Scott Nelson , Joseph Peter Henderkott
Abstract: 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.
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公开(公告)号:US20210060866A1
公开(公告)日:2021-03-04
申请号:US16555820
申请日:2019-08-29
Applicant: Rolls-Royce Corporation
Inventor: Cory Nation , Matthew T. Kush
IPC: B29C64/40 , B29C64/118 , B29C64/245
Abstract: A method may include depositing a sacrificial support material on or adjacent to a build surface. The sacrificial support material may be configured to support a continuous reinforcement material during an additive manufacturing technique. The method also may include extruding the continuous reinforcement material from an additive manufacturing device such that at least a portion of the continuous reinforcement material contacts and is supported by the sacrificial support material; and removing the sacrificial support material to result in a feature defined at least in part by the continuous reinforcement material at the absence of sacrificial support material.
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公开(公告)号:US20190275617A1
公开(公告)日:2019-09-12
申请号:US16294415
申请日:2019-03-06
Applicant: Rolls-Royce Corporation
Inventor: Charles Alan Bulgrin , Carl R. Russo , Joseph Peter Henderkott , Matthew T. Kush , Greg Lopshire
Abstract: 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.
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公开(公告)号:US10247015B2
公开(公告)日:2019-04-02
申请号:US15405476
申请日:2017-01-13
Inventor: Matthew T. Kush , Douglas D. Dierksmeier
Abstract: A gas turbine engine and a blisk are disclosed, including methods of making the same. The blisk may include a disk, spars of airfoils, platforms, and shanks of airfoils integrally formed as a unit. Such blisk features may be integrally formed by a casting process or additive manufacturing. The blisk includes cooled airfoils, such that the spar is hollow, and a cover panel is bonded to an outer surface of standoffs to define passages between the cover panel and the spar. Cooling air is fed to the hollow spar through a cooling feed channel defined in the disk or shank portion.
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公开(公告)号:US20170326635A1
公开(公告)日:2017-11-16
申请号:US15595028
申请日:2017-05-15
Applicant: Rolls-Royce Corporation
Inventor: Charles Alan Bulgrin , Carl R. Russo , Matthew T. Kush
IPC: B22D25/02 , B22C7/00 , B22C9/10 , B22D29/00 , B22C1/00 , B22D21/00 , B22D27/04 , B22C9/24 , F01D25/12 , F01D9/02
CPC classification number: B22D25/02 , B22C1/00 , B22C7/00 , B22C9/106 , B22C9/108 , B22C9/24 , B22D21/005 , B22D27/04 , B22D27/045 , B22D29/002 , F01D9/02 , F01D25/12 , F05D2230/211 , F05D2300/10
Abstract: A method for fabricating a cast component with a cooling channel is provided. The method includes forming a shell mold over a pattern-ceramic matrix composite (CMC) elongated core arrangement to define a cavity in the shell mold. The pattern-CMC elongated core arrangement includes a pattern-forming material with a CMC elongated core disposed therein. The pattern-forming material in the cavity is replaced with metal via a casting process to form the cast component with the CMC elongated core disposed therein defining the cooling channel. The CMC elongated core is removed from the cast component to open the cooling channel for fluid communication.
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公开(公告)号:US20230158612A1
公开(公告)日:2023-05-25
申请号:US18159400
申请日:2023-01-25
Applicant: Rolls-Royce Corporation
Inventor: Charles Alan Bulgrin , Matthew T. Kush , Rusty M. Gamer , Carl R. Russo
CPC classification number: B23K35/0294 , B23K1/0018 , B23K35/0244 , B23K35/3033 , B23K35/3046 , B23K35/3053 , Y10T403/7075 , B23K2103/52
Abstract: 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 techniques may also include inserting a solid retainer material into the joint region through an aperture in one of the first component or the second component to form a mechanical interlock between the first component and the second component and sealing the aperture to retain the solid retainer material within the joint region. The solid retainer material includes at least one of a metal, a metal alloy, or a ceramic.
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公开(公告)号:US10934865B2
公开(公告)日:2021-03-02
申请号:US15405508
申请日:2017-01-13
Applicant: Rolls-Royce Corporation
Inventor: Matthew T. Kush
Abstract: A gas turbine engine and a blisk are disclosed, including methods of making the same. The blisk may include a disk, spars of airfoils, platforms, and shanks of the airfoils integrally formed as a unit. Such blisk features may be integrally formed by a casting process or additive manufacturing. The blisk includes cooled airfoils, such that the spar includes standoffs, and a cover panel is bonded to an outer surface of the standoffs to define passages between the cover panel and the spar. Cooling air is fed through an inlet port formed in a base standoff to the passages of the spar through a cooling feed channel defined in the disk or shank portion.
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