An aerofoil 1 has at least one space frame 2 formed of a plurality of ribs 3 and spars 4. At least one pre-stressed cover 10 is supported by the space frame. The space frame has one or more structural members, the structural members including a structural foam material. The pre-stressed cover forms at least a part of an external aerodynamic surface of the aerofoil.
Foam aerofoil
2017-03-22
Patent
Electronic Resource
English
IPC: | B64C AEROPLANES , Flugzeuge |