Gas turbine engine arrangement
US8424280B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 25, 2009 |
| Grant date | Apr 23, 2013 |
| Priority date | — |
| Expiry date | Jan 18, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A gas turbine engine arrangement comprises a first gas turbine engine, a second gas turbine engine, a differential gearbox and an electrical generator. The differential gearbox has a first input drive, a second input drive and an output drive. The output drive of the differential gearbox is arranged to drive the electrical generator via an external, accessory, gearbox. The external, accessory, gearbox drives other accessories. The first gas turbine is arranged to drive the first input drive of the differential gearbox and the second gas turbine engine is arranged to drive the second input drive of the differential gearbox. The electrical generator and accessories are driven at a constant frequency speed/frequency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.