Air inlet shroud structure
US8231332B2 · kind B2 · utility
5Cited by
2References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 27, 2007 |
| Grant date | Jul 31, 2012 |
| Priority date | — |
| Expiry date | Mar 26, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64D2033/0286
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a nacelle for a turbojet, comprising an air inlet structure capable of channelling a flow of air to a turbojet fan and a middle structure (5) comprising a casing (9) designed to encircle said fan, with the air inlet structure attached to it, said structure having a peripheral inside surface at least partly equipped with a sound-attenuating structure (13) extending without geometrical interruption around at least part of the casing, said structure being characterized in that a gap (14) is provided between the sound-attenuating structure and the casing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.