Fuel supply system
US7497083B2 · kind B2 · utility
10Cited by
4References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 21, 2005 |
| Grant date | Mar 3, 2009 |
| Priority date | — |
| Expiry date | May 16, 2027 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02C7/236
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A fuel supply system for a gas turbine engine comprises a first positive displacement pump (16), a second positive displacement pump (27), said first and second positive displacement pumps (16, 27) being operable simultaneously for the supply of fuel from a low pressure source, and switching valve means (14) downstream of said first positive displacement pump (16) for changing a connection mode between said first and second positive displacement pumps (16, 27) between a series mode and a parallel mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.