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公开(公告)号：US11946388B2
公开(公告)日：2024-04-02
申请号：US17863470
申请日：2022-07-13
Applicant: GE Avio S.r.l.
CPC classification number: F01D5/225 , F01D11/125 , F05D2220/32 , F05D2240/30 , F05D2240/55
Abstract: A turbine engine with an outer rotor that circumscribes an inner rotor. The outer rotor includes circumferentially arranged components with a radial outer end and radial inner end. Inner ends of confronting sides of adjacent components include at least one damper element to dampen the relative motion of the components or to provide at least a partial seal between adjacent components.
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公开(公告)号：US11873725B2
公开(公告)日：2024-01-16
申请号：US17694956
申请日：2022-03-15
Applicant: GE Avio S.r.l.
Inventor： Roberto Maddaleno , Andrea Depalma , Antonio Giuseppe D'Ettole , Matteo Renato Usseglio , Christian Campanale
CPC classification number: F01D25/243 , F01D25/30 , F05D2240/70 , F05D2260/31
Abstract: A fastener cover for a flanged joint including first and second annular flanges extending about an axis, comprising: an annular, axially-extending, inboard wall; an annular, axially-extending outboard wall positioned radially outboard of the inboard wall; and a first radial wall interconnecting the inboard and outboard walls, wherein, collectively, the inboard and outboard walls and the first radial wall define a cavity for receiving a portion of a fastener; at least one fastener pocket including sidewalls extending axially away from the first radial wall and defining a tubular shape, which is closed off opposite the first radial wall by a floor plate having a clearance hole passing therethrough for accepting a shank of the fastener; and wherein the cover includes a balance weight receptacle for accepting at least one balance weight.
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公开(公告)号：US11414994B2
公开(公告)日：2022-08-16
申请号：US16988833
申请日：2020-08-10
Applicant: GE Avio S.r.l.
Inventor： Andrea Depalma , Antonio Giuseppe D'Ettole , Matteo Renato Usseglio
Abstract: A turbomachine includes a rotatable annular outer drum rotor connected to a first plurality of blades. The rotatable annular outer drum rotor is constructed of, at least, a first drum segment and a second drum segment. The turbomachine further includes a retaining ring arranged and secured between the first and second drum segments of the rotatable annular outer drum rotor for radially retaining each of the first plurality of blades via their respective blade root portions within the rotatable annular outer drum rotor.
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公开(公告)号：US20210087939A1
公开(公告)日：2021-03-25
申请号：US16936567
申请日：2020-07-23
Applicant: GE Avio S.r.l.
Abstract: A turbine engine with an outer rotor that circumscribes an inner rotor or inner stator. The outer rotor includes circumferentially arranged components with a radial outer end and radial inner end. Inner ends of confronting sides of adjacent components include at least one damper element to dampen the relative motion of the components or to provide at least a partial seal between adjacent components.
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公开(公告)号：US20210047933A1
公开(公告)日：2021-02-18
申请号：US16988817
申请日：2020-08-10
Applicant: GE Avio S.r.l.
Inventor： Matteo Renato Usseglio , Antonio Giuseppe D'Ettole , Andrea Depalma
Abstract: A blade for a turbomachine includes a blade root portion for securing the blade to a rotatable annular outer drum rotor. The blade root portion includes one or more radial retention features for radially retaining each of the blade root portions within the rotatable annular outer drum rotor. Further, at least one of the radial retention feature(s) includes at least one sealing member integrated therewith.
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Patent Agency Ranking
6.发明申请公开(公告)号：US20230112829A1
公开(公告)日：2023-04-13
申请号：US18080849
申请日：2022-12-14
Applicant: GE Avio S.r.l.
Inventor： Matteo Renato Usseglio , Antonio Giuseppe D'Ettole , Andrea Depalma
Abstract: A turbomachine having an engine centerline and a first rotor. The first rotor having a first annular drum and being connected to a first plurality of blades. At least one blade of the first plurality of blades having a blade root, a blade tip, a first arm, a second arm and a first seal. The first arm extending from the blade root and having a radial retention hook. The second arm extending from the blade tip.
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公开(公告)号：US20220128010A1
公开(公告)日：2022-04-28
申请号：US17469960
申请日：2021-09-09
Applicant: GE Avio S.r.l.
Abstract: A method for engine assembly is provided, the method including forming an interdigitated rotor assembly comprising an inner rotor assembly rotatable at a first speed different from an outer rotor assembly rotatable at a second speed; fastening a gear assembly to the interdigitated rotor assembly to form an interdigitated turbine assembly; and coupling the interdigitated turbine assembly to a gas generator, wherein coupling the interdigitated turbine assembly to the gas generator includes coupling a planet carrier assembly of the gear assembly to a static frame of the gas generator.
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公开(公告)号：US20210108522A1
公开(公告)日：2021-04-15
申请号：US16987747
申请日：2020-08-07
Applicant: GE Avio S.r.l.
Inventor： Andrea Depalma , Antonio Giuseppe D'Ettole , Matteo Renato Usseglio
Abstract: A turbomachine includes a rotatable annular outer drum rotor connected to a first plurality of blades. Each of the first plurality of blades includes a blade root portion secured to the rotatable annular outer drum rotor. Each of the blade root portions includes one or more structural radial retention features for radially retaining each of the blade root portions within the rotatable annular outer drum and one or more axial retention features for axially retaining each of the blade root portions within the rotatable annular outer drum.
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9.发明授权公开(公告)号：US11885237B2
公开(公告)日：2024-01-30
申请号：US18080849
申请日：2022-12-14
Applicant: GE Avio S.r.l.
Inventor： Matteo Renato Usseglio , Antonio Giuseppe D'Ettole , Andrea Depalma
CPC classification number: F01D5/20 , F01D5/022 , F01D5/06 , F01D5/225 , F01D5/323 , F05D2220/32 , F05D2260/30
Abstract: A turbomachine having an engine centerline and a first rotor. The first rotor having a first annular drum and being connected to a first plurality of blades. At least one blade of the first plurality of blades having a blade root, a blade tip, a first arm, a second arm and a first seal. The first arm extending from the blade root and having a radial retention hook. The second arm extending from the blade tip.
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公开(公告)号：US20220333503A1
公开(公告)日：2022-10-20
申请号：US17694956
申请日：2022-03-15
Applicant: GE Avio S.r.l.
Inventor： Roberto Maddaleno , Andrea Depalma , Antonio Giuseppe D'Ettole , Matteo Renato Usseglio , Christian Campanale
Abstract: A fastener cover for a flanged joint including first and second annular flanges extending about an axis, comprising: an annular, axially-extending, inboard wall; an annular, axially-extending outboard wall positioned radially outboard of the inboard wall; and a first radial wall interconnecting the inboard and outboard walls, wherein, collectively, the inboard and outboard walls and the first radial wall define a cavity for receiving a portion of a fastener; at least one fastener pocket including sidewalls extending axially away from the first radial wall and defining a tubular shape, which is closed off opposite the first radial wall by a floor plate having a clearance hole passing therethrough for accepting a shank of the fastener; and wherein the cover includes a balance weight receptacle for accepting at least one balance weight.
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