The ramjet engine (2), designed for a missile (1) launched in a rocket mode with the ramjet taking over at a given speed, has its combustion chamber air intake ducts (7) closed by shutters (15) with glass plates (18). The plates have protective elastomer c...

Sealing system for an orifice of a duct, in particular for an orifice of an air intake passage in the combustion chamber of a ramjet. The sealing system (16) comprises a plug (15) sealing the orifice (8) of the duct (7) and a controllable actuating device ...

Sealing system for an orifice of a duct, in particular for an orifice of an air inlet path in the combustion chamber of a ramjet. The sealing system (16) comprises a glass obturator (15) and a destruction device (17) which includes a projectile (18) capabl...