Abstract: According to the invention, the marking device has a shape of revolution and comprises a casing (1) with a conical bottom (8) closed off by an obturator (2), fixed in a sealed manner to said casing (1). Inside said marking device there is a block (15) of compacted marking product.

Abstract: The invention relates to a deviation indicator with infrared imagery and a system for automatically aiming at and tracking a target. According to the invention, the deviation indicator with infrared imagery comprises an infrared pulsed laser (11) and the device (12) for controlling and processing infrared images also processes the laser pulse echoes.

Abstract: The invention relates to a flying device (1), in particular an air missile, which is of the inertial navigation type, which is rotatable and includes a pitch rate gyroscope (2), wherein said device also comprises automatic control means (8) for rotating same about the longitudinal axis (3) thereof, regularly alternating the direction of rotation, so as to cancel the effect of the scale factor of the pitch rate gyroscope (2), in addition to correcting ordinary drifts.

Abstract: System for steering, about its axes of rotation, a moving body propelled by jet reaction, particularly a missile. The system (1) comprises two first flow deflectors (3, 4) of which one (3) is able to act exclusively on the outlet flow from one of the nozzles (17) of the moving body (M) which is provided with two jet nozzles (17, 18), and of which the other (4) is able to act exclusively on the outlet flow from the other jet nozzle (18) of said moving body (M), these two first flow deflectors (3, 4) interacting in such a way as to be able to steer the moving body (M) about two of its three axes of rotation, and a second flow deflector (5) which is able to act on the outlet flows from the two jet nozzles (17, 18), but on just one outlet flow at a time, so as to be able to steer the moving body (M) about the third of its axes of rotation.

Abstract: The decoy method, of the type in which: an ejectable on-board decoy provided with a decoy charge (13) is enclosed inside a streamlined cylindrical body (9) mounted ejectably on the aircraft (1); the streamlined cylindrical body (9) containing the decoy is ejected parallel to the aerodynamic stream of the aircraft; the decoy charge (13) is removed from the streamlined cylindrical body (9) while keeping the decoy charge attached to said body; and the decoy charge removed from the body is operated to render it active.

Abstract: The invention relates to a device (1) comprising: means (3) for receiving an image of a pre-determined area, containing the heights of points therein; means (8) for determining the directions of flow; means (9) for finding source points that can be used to create a binary image; means (11) for filtering the binary image; processing means (13) that can be used to obtain a set of lines formed by source points; means (15) for creating, from said set of lines, a set of sequences of segments illustrating the ridge lines of the area; and means (19) for transmitting said set of sequences of segments to user means (22).

Abstract: The device (1) comprises means (7) for assigning, for each pixel of a second image, a part of the three components (red, green, blue) defining the color constituting the pixel, to a component alpha containing an item of information relating to transparency and allowing management thereof, in such a way as to obtain a coded image, and means (2) comprising a digital electronic card (9) which is formed in such a way as to decode said coded image so as to extract the information relating to transparency, and to merge this image thus decoded with a first image, while taking account of said item of information relating to transparency, the image resulting from this merging being displayed by appropriate means (5).

Abstract: The invention relates to a safety arming system for an explosive charge. According to the invention, the system comprises: an arming actuator (4) for moving a sleeve (19), supporting a detonator (20), from a fixed safety position to a fixed armed position; and a disarming actuator (5) arranged opposite the arming actuator (4) and capable of returning the sleeve (19) from the fixed arming position to the fixed safety position.

Abstract: The system comprises an outer container which is fixed, directly and fully, in the hold of the transport aeroplane (AC), and in which there is an inner container that can be moved longitudinally and brought from a first or carrying position in which it is situated fully inside the outer container into a second or off-loading position (P2) in which it is longitudinally offset towards the rear of the aircraft (AC) so that a part of the inner container is then situated outside the transport aeroplane (AC).

Abstract: The present disclosure relates to a system for carrying and dropping ammunition for a transport airplane. The system includes a container which contains at least one load, in particular ammunition, which is capable of being brought into a drop position, in which a portion is located outside the airplane, and from which a load can be dropped, usually by simply releasing the load.

Abstract: According to the invention, the balance weights of the missile are made from pellets whereof the particle size is at most equal to 1 mm which is enclosed in a closed package.

Abstract: According to the invention, the said engine (I), which comprises at least one flame tube (2) with a mobile transverse end wall (18), comprises an external envelope (3) around the said flame tube (2), which defines a peripheral annular space (4) in which fixed flow guides (11, 12, 13, 14) are positioned, these flow guides forming flow channels (10) for the air, and at least one mobile plug (25), connected to the said mobile end wall (18), to close off and open one of the flow channels (10).

Abstract: The invention relates to a turbine engine including a detonation chamber and an aircraft provided with such a turbine engine. The chamber (4) of the turbine engine (1) comprises a continuous detonation wave engine (6) provided with an annular detonation chamber (7) and associated means (8, 9) that can be used to generate a continuous production of hot gases from a detonation mixture of fuel and air. The continuous detonation wave engine (6) is arranged such as to form, from a flow of incoming air (E), a first flow (F1) which enters the detonation chamber (7) and which is used by the engine (6) and a second flow (F2) which bypasses the chamber. The turbine engine (1) also includes auxiliary means (10) for mixing the hot gases (F3) leaving the detonation chamber (7) with the second flow of air (F2) before directing same towards the turbine (5). A plurality of detonation chambers (7) are arranged concentrically to one another relative to the axis of the turbine engine.

Abstract: An engine including a means for supplying fuel to the combustion chamber of the fire tube, that includes a variable-volume transfer chamber for receiving fuel, a fuel transfer means from the tank of the engine towards the transfer chamber, and injection means for injecting fuel into the combustion chamber from the transfer chamber. The engine further includes an elastic return at least partially defined by the fuel contained in the transfer chamber.

Abstract: In order to allow decoy projectiles (6) to be launched with optimal quality of flight, the projectiles respectively comprise external cylindrical bodies (80) which are dimensionally identical, housed in said tube and each having a deployable-fins (9) aerodynamic stabilization device, that adopt a folded position inside the body when the projectile is in the tube, and a deployed position outside of the tube. To achieve that, said system comprises a projectile ejection system (8), with axial passage (12), arranged fixedly in the continuation of the tube, at the opposite end to the advance mechanism, and containing, in succession, after the control mechanism, the projectile (6) that is to be ejected by a controllable ejection device (25) connected to said module.

Abstract: The invention relates to a ramjet including a detonation chamber and an aircraft comprising such a ramjet. According to the invention, the ramjet (S1) comprises an annular detonation chamber (2) having a continuous detonation wave and fuel injection means (6) for continuously injecting fuel (F2) directly into the chamber (2) just downstream of an air injection base (3). The fuel (F2) and the air (F1) are injected separately into the detonation chamber (2) in a permanent manner throughout the operation of the ramjet (S1).

Abstract: The present invention relates to an electric machine (1) that includes a stator (10) and a rotor (20), with the said stator (10) being equipped with at least one annular exciter unit (11) that includes a coil (12) and at least two annular yokes (13a, 13b), with the said rotor being equipped with a structure (21) and at least one annular receiver unit (22). Each receiver unit (22) includes at least two rows (24) of magnets (23). Two sides (131, 132) of each yoke (13) include teeth (14) distributed angularly in a regular manner, and the said teeth (14) of the two adjacent yokes (13) fit onto a face (121) of the said exciter unit (11), alternately forming north poles and south poles.

Abstract: The present invention relates to an electric machine (1) consisting of a stator (10) that is provided with at least one exciter unit (11) consisting of a coil (12), at least two annular yokes (13a,13b) and at least one row of intermediate pieces (15), and a rotor (20) having a structure (21) and at least one receiver unit (22) consisting of at least two series (25) of at least two rows (24) of magnets (23). Two sides (131,132) of each yoke (13) consist of the first teeth (14), fitting with the said intermediate pieces (15) on a face (121) of the said exciter unit (11) and alternatingly forming the second north poles and the second south poles. Each series (23) is positioned opposite one face (121), forming an air gap (30) with the said exciter unit (11), with the electric machine (1) thus including at least two air gaps (30), with a flux F thus circulating inside the said electric machine (1), dividing and regrouping itself in the vicinity of the said magnets (23) and of the said yokes (13).

Abstract: According to the invention, the rear part of the connecting element (1), which part is intended to be connected to a body (4) made of composite material, comprises at least one abutment (13) of annular shape, centred with respect to a longitudinal axis (10) and intended to come into contact with the front edge (14) of said body (4), and a longitudinal rearward extension (15) which is defined from said abutment (13) onward and which comprises a contact face (16) and has a shape and diameter suited to said body (4) so that its contact face (16) can come laterally into contact with a peripheral surface (17) thereof.

Abstract: The device (1) comprises means (7) for assigning, for each pixel of a second image, a part of the three components (red, green, blue) defining the colour constituting the pixel, to a component alpha containing an item of information relating to transparency and allowing management thereof, in such a way as to obtain a coded image, and means (2) comprising a digital electronic card (9) which is formed in such a way as to decode said coded image so as to extract the information relating to transparency, and to merge this image thus decoded with a first image, while taking account of said item of information relating to transparency, the image resulting from this merging being displayed by appropriate means (5).