Battle engineering, especially aerodynamic, equipped at least with a suspended rocket retained axially towards the rear by an arresting device, kept in active position by at least one blocking member is supported by the fact that this blocking member is supported by a support that recovers, exposed to the action of gases released at the beginning of the combustión of the propellant charge of the rocket and capable of going through the action of said gases and against the action of an antagonistic system of a position in which the apprehension device is locked to a retracted position in which the aforementioned apprehension device is released. (Machine-translation by Google Translate, not legally binding)
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