Motor - rocket a solid propellant with a propellant charge combustion outer and inner

摘要

Motor - fuse comprising, in a combustion chamber with a nozzle at least one propellant charge composed of a part of the combustion of the internal and external combustion of a part to move axially, of cross-section that varies over its length, placed in the space inside the other part. & br / the mobile part is adjusted without any gap in the other part, the closed contour defined by the contact surfaces 9, 10 of the two parts surrounding a cross section of the front end towards the rear end. The mobile part is moved to an inactive position, with complementary in shape between the parts, to an active position, the rear with a gap of flow 11 defined between the contact surfaces 9, 10.