Sailplane with auxiliary engine has gas jet propulsion unit serving as engine

摘要

The sailplane has an auxiliary engine (10), which fits inside the fuselage but can be raised up out of it when necessary. A gas jet propulsion unit is used as the auxiliary engine. A cover (5) can be fitted over the engine, lining up flush with the fuselage. The engine may be in a casing which can be fitted to the fuselage.