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公开(公告)号:US11572793B2
公开(公告)日:2023-02-07
申请号:US16524406
申请日:2019-07-29
发明人: Rabih Kassab
摘要: The turbine exhaust case can have an outer shroud, an inner shroud internal to the outer shroud, an annular exhaust path between the outer shroud and the inner shroud, and a plurality of struts each having a length extending across the annular exhaust path from a radially inner end to a radially outer end, the struts circumferentially interspaced from one another, the struts each having a leading edge and a trailing edge, a stiff connection between the radially inner end and the inner shroud, and a point connection between the radially outer end and the outer shroud.
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公开(公告)号:US20240344607A1
公开(公告)日:2024-10-17
申请号:US18634181
申请日:2024-04-12
发明人: Rabih Kassab
CPC分类号: F16J9/24 , F01D11/003 , F05D2240/58
摘要: A piston ring for use with a gas turbine engine, including: a circular body having a rectangular cross section with overlapping open free ends; and an anti-rotating feature extending from an axial surface of the circular body, the anti-rotating feature being integrally formed with the circular body such that the circular body and the anti-rotating feature are formed from a single unitary member.
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公开(公告)号:US11286814B1
公开(公告)日:2022-03-29
申请号:US17023945
申请日:2020-09-17
发明人: Rabih Kassab
摘要: An exhaust duct of a gas turbine engine comprises a hub defining a radially-inner surface of a substantially annular exhaust gas path, and a strut extending into the exhaust gas path. The strut is attached to the hub via a first fastener at a forward fastening location closer to a leading edge of the strut than to a trailing edge of the strut, and via a second fastener at an aft fastening location closer to the trailing edge than to the leading edge. The second fastener is engaged with an appendage of the strut. The appendage is received into a receptacle formed in the hub open to the radially-inner surface.
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