Foreign object damage resistant vane assembly
US7494316B2 · kind B2 · utility
13Cited by
19References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2006 |
| Grant date | Feb 24, 2009 |
| Priority date | — |
| Expiry date | Jan 23, 2027 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2260/30
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A vane including a root, a tip and an airfoil portion extending between the root and the tip, the vane also including a button portion interconnecting the airfoil portion and the root. The button portion protrudes beyond a profile of the airfoil a distance less than the root. The button portion includes leading and trailing ends free of sharp edges. The leading and trailing ends respectively protrude beyond leading and trailing edges of the airfoil portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.