Turbine disc and retaining nut arrangement
US8186939B2 · kind B2 · utility
8Cited by
19References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 25, 2009 |
| Grant date | May 29, 2012 |
| Priority date | — |
| Expiry date | Dec 4, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A turbine rotor for a gas turbine engine including a disc having a hub defining a central bore for receiving an engine shaft. A nut retains the disc on the shaft. The disc retaining nut has at least one cooling passage defined therein and disposed for directing a flow of cooling air passing through the bore of the disc.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.