Annular combustion chamber for a turbomachine with an...

Details Annular combustion chamber for a turbomachine with an... Annular combustion chamber for a turbomachine with an...

2005-04-07

2008-08-19

Kim, Ted (Department: 3746)

Power plants

Combustion products used as motive fluid

Coaxial combustion products generator and turbine

C060S752000, C060S806000

Reexamination Certificate

active

07412834

ABSTRACT:
An annular combustion chamber for a turbomachine comprises inner and outer annular walls united by a transverse wall, the inner and outer walls are extended at their downstream ends by inner and outer fastener flanges for fastening respectively to inner and outer shells of a turbomachine casing in order to hold the combustion chamber in position, the inner flange being provided with a plurality of holes for feeding cooling air to a high pressure turbine of the turbomachine, the air feed holes through the inner flange being distributed circumferentially over at least two rows disposed in a staggered configuration.

REFERENCES:
patent: 4466239 (1984-08-01), Napoli et al.
patent: 5279127 (1994-01-01), Napoli
patent: 5758504 (1998-06-01), Abreu et al.
patent: 6434821 (2002-08-01), Nelson et al.
patent: 2 356 000 (1978-01-01), None

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