Assembly of a fan blade and of its damper, fan blade damper and method for calibrating the damper
US8113783B2 · kind B2 · utility
2Cited by
3References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 12, 2008 |
| Grant date | Feb 14, 2012 |
| Priority date | — |
| Expiry date | Sep 6, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D29/322
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A fan blade assembly of a turbojet with fan and a fan blade damper is disclosed. The fan blade includes a root and a platform. The fan blade damper is suitable for being attached in a housing formed in the lower face of the platform. The housing includes an upstream side perpendicular to the root of the blade. The damper includes a front edge of which a first portion is parallel to the upstream side of the housing and of which a second portion is inclined relative to said upstream side. A fan blade damper and a method for calibrating the damper are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.