Multiple flow turbojet engine with an outer ring of the fan outlet shrunk onto the case
US4940386A · kind A · utility
43Cited by
7References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 4, 1988 |
| Grant date | Jul 10, 1990 |
| Priority date | — |
| Expiry date | Feb 4, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The cartridge of a fan outlet for a multiple flow turbojet engine is made of composite material and includes two thick lateral strips (8a, 8b) positioned in the interior of the outer case and a narrow central band pierced with slots (10) in which guide vanes (5), provided with an in-molded cover, come to be fixed. The outer cartridge can be integral with the support of soundproofing panels (7 and 9) and support the abradable part (6) facing fan (3).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.