Method and apparatus for providing rotor discs
US8925201B2 · kind B2 · utility
2Cited by
68References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 29, 2009 |
| Grant date | Jan 6, 2015 |
| Priority date | — |
| Expiry date | Jun 4, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49996
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A method for providing a disc of a bladed rotor for use in a gas turbine engine including the steps of determining the location of blade fixing slots to be formed on the disc to receive the roots of respective blades, determining a virtual profile of each slot on the disc, and forming, prior to the slots being formed in the disc, a narrow, axial pilot slot centrally of the virtual profile of each slot.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.