Multiple piece turbine rotor blade
US8444389B1 · kind B1 · utility
18Cited by
4References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2010 |
| Grant date | May 21, 2013 |
| Priority date | — |
| Expiry date | Mar 21, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01D5/14
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A multiple piece turbine rotor blade with a shell having an airfoil shape and secured between a spar and a platform with the spar including a tip end piece. a snap ring fits around the spar and abuts against the spar tip end piece on a top side and abuts against a shell on the bottom side so that the centrifugal loads from the shell is passed through the snap ring and into the spar and not through a tip cap dovetail slot and projection structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.