Bearing chamber pressurization system
US7287384B2 · kind B2 · utility
35Cited by
19References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 13, 2004 |
| Grant date | Oct 30, 2007 |
| Priority date | — |
| Expiry date | Dec 21, 2025 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01D11/04
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A method and device for improved pressure balancing in a bearing chamber pressurization system for gas turbine engines employ a partition member to substantially separate first and second air-oil seals of the bearing housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.