Exhaust casing for a turbomachine

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Vane or deflector

Reexamination Certificate

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Reexamination Certificate

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08083478

ABSTRACT:
A turbomachine exhaust casing with connection roots between the structural arms of the casing and the annular endplates of the hub of the casing, each of said the roots having a profile that is optimized so as to reduce the level of stress in the connection portions, and thus increase the lifetime of the exhaust casing.

REFERENCES:
patent: 2744722 (1956-05-01), Orr
patent: 2936999 (1960-05-01), Coar et al.
patent: 4057371 (1977-11-01), Pilarczyk
patent: 5228832 (1993-07-01), Nishida et al.
patent: 2005/0186070 (2005-08-01), Zeng et al.
patent: 2009/0151911 (2009-06-01), De Filippis et al.
patent: 2 824 598 (2002-11-01), None
patent: 630277 (1949-10-01), None

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