Variable Cycle Engine for High Altitude Aircraft.
DEPARTMENT OF THE AIR FORCE WASHINGTON DC
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In this patent, a turboshaft engine is modified to be able to operate as a turbojet or a turboprop by the movement of an annular slide valve that directs gas flow between a high pressure turbine and a low pressure turbine.
- Pumps, Filters, Pipes, Tubing, Fittings and Valves
- Jet and Gas Turbine Engines