Turbine rotor assemblies with improved slot cavities
US9777575B2 · kind B2 · utility
0Cited by
11References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 20, 2014 |
| Grant date | Oct 3, 2017 |
| Priority date | — |
| Expiry date | Sep 3, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49321
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The turbine rotor blade includes a platform with a first side and a second side; an airfoil extending from the first side of the platform; and an attachment portion extending from the second side of the platform. The attachment portion includes first and second side surfaces and a base surface on an underside of the attachment portion between the first and second side surface. The base surface includes at least one curved segment or angled segment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.