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US 2016/0108745 A1Published application
Gas turbine hub
AssigneeUnited Technologies Corporation
InventorsSteven W. Burd, Meggan Harris, John T. Ols, William G. Askey
Life of this patent
Estimating the term…
Abstract
A unitary one-piece hub has first and second rings and a midsection arranged between the first and second rings. The midsection includes a plurality of windows configured to receive a plurality of cross members. The windows include a lip configured to surround the cross members. A gas turbine engine and a method of providing a hub for a gas turbine engine are also disclosed.
Claims20
A unitary one-piece hub comprising:
- first and second rings;
- and
- a midsection arranged between the first and second rings, the midsection including a plurality of windows configured to receive a plurality of cross members, and the windows each include a lip configured to surround the cross members.
A gas turbine engine comprising:
- a turbine;
- an exhaust arranged downstream from the turbine;
- and
- a case surrounding the turbine and exhaust, the case including an inner case and an outer case wherein at least one of the inner and outer cases includes first and second rings and a midsection arranged between the first and second rings, the midsection including a plurality of windows configured to receive a plurality of cross members, and the windows each include a lip configured to surround the cross members.
1 more element
A method of providing a hub for a gas turbine engine comprising the steps of:
- casting a first hub as one piece, the hub including first and second rings and a midsection arranged between the first and second rings, the midsection including a plurality of windows configured to receive a plurality of cross members, and the windows each include a plurality of lips, respectively, configured to surround the cross members.
Dependencies are inferred from the claim text.