Accessory gearbox system with compressor driven seal air supply
US8172512B2 · kind B2 · utility
13Cited by
25References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 23, 2008 |
| Grant date | May 8, 2012 |
| Priority date | — |
| Expiry date | Feb 7, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/2186
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An accessory gearbox system for a gas turbine engine includes an accessory compressor mounted to a gearbox housing. The gearbox housing defines a seal air core, and the gearbox housing communicates a seal airflow through the seal air core.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.