Cooled flange connection of a gas-turbine engine

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United States of America Patent

PATENT NO 9845704
SERIAL NO

14570636

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Abstract

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A cooled flange connection of a gas-turbine engine is annular and includes a first flange of a first component, at least a second and central flange of a second component, and a third flange of a third component. At the contact area between the first and the second flange a first circumferential duct is provided that extends over at least part of the circumference. At the contact area between the second and the third flange a second circumferential duct is provided that extends over at least part of the circumference. The first and second circumferential ducts are connected to one another by axial connecting recesses. The first flange is provided with at least one inflow recess connected to the first circumferential duct. The third flange is provided with at least one outflow recess connected to the circumferential duct.

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Patent Owner(s)

Patent OwnerAddress
ROLLS-ROYCE DEUTSCHLAND LTD & CO KGGERMAN BLANKENFELD MARLOWE

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lohmann, Friedrich Berlin, DE 1 0
Szarvasy, Ivo Berlin, DE 7 2

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