Staging valve arrangement and valve for use therein
US8739544B2 · kind B2 · utility
3Cited by
12References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2010 |
| Grant date | Jun 3, 2014 |
| Priority date | — |
| Expiry date | Apr 3, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/6552
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A staging valve arrangement is described that comprises an arrangement of electrically driven staging valves that are located, in use, in the high temperature core zone of an engine. Each staging valve may comprise a housing having an inlet, a pilot flow outlet and a mains flow outlet, a valve member movable between a closed position in which the mains flow outlet is closed and an open position in which the mains flow outlet is open, a motor operable to drive the valve member for movement, and a cooling arrangement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.