Abstract: A fuselage structure for an aircraft fuselage in composite material and an aircraft including such a fuselage structure. The fuselage structure provides savings in mass while allowing grounding of electric systems, and with which substantial mechanical stiffness characteristics may be guaranteed. In the fuselage structure attachment modules provide an assembling function as well as an electric function.

Abstract: A method and device for assisting in driving a vehicle in motion along an initial trajectory, in an environment containing at least one obstacle, assistance is carried out by checking, by a trajectory checking unit, during movement of the vehicle, the existence of at least one condition for modifying the initial trajectory to avoid the obstacle. A criteria determining unit is used to determine a criterion CR by which to avoid the obstacle, and an avoidance trajectory determining unit is used to determine an avoidance trajectory according to a derivative of the criterion CR. The vehicle is assisted along the determined avoidance trajectory by a driving assist device.

Abstract: The invention relates to a curtain support assembly to receive a curtain rail for a curtain for separating at least two regions in a cabin of a vehicle, comprising two or more header components for covering a space formed between the curtain rail and a ceiling in the cabin. The assembly according to the invention distinguishes itself from the state of the art in that between the header elements, for the purpose of holding objects, a hollow space is formed that is accessible by way of one or several closable openings to the cabin. In a further improvement, a roller is integrated in the hollow space, by way of which roller the curtain may be rolled up or down and may easily be stowed away.

Abstract: The present invention provides a method for the localized working of a structural component that comprises a foam material reinforced by at least one strut at a working location. Firstly, the foam material is selectively removed, while leaving the at least one strut, within a strut connecting zone in the region of the working location. Subsequently, the strut connecting zone is filled with a filling material and the at least one strut is connected to the filling material in the strut connecting zone. From a further aspect, a sandwich component which comprises a foam core is provided. An embedding part is at least partially embedded in the foam core and at least partially surrounded by a layer of filling material. At least one strut is incorporated in the foam material, fastened at one end to the surface of the foam core and integrated at another end in the layer of filling material.

Abstract: A device calculates a first air speed representing an estimated air speed during flight using measurements of static pressure and total pressure onboard the aircraft. The device includes a storage device for storing in memory, in case of detection of a ground taxiing of the aircraft, the most recently determined value of static pressure corrected from induced aerodynamic effects. As a result, a second air speed representing the estimated air speed during the ground taxiing may be calculated by implementing a correction and using the most recently determined value of static pressure when the ground taxiing of the aircraft is detected. A method for automatically estimating an air speed of an aircraft is also provided.

Abstract: An aircraft has a fuselage of elongated form along a longitudinal axis X corresponding essentially to the longitudinal axis of the aircraft. In a first forward section, the fuselage includes a cockpit in front of a cockpit bulkhead and a front landing gear associated with a landing gear compartment located behind the cockpit bulkhead. The front landing gear and the landing gear compartment are at least partially beneath a floorboard of a compartment of a lower space of the fuselage and in a bulge that increases a volume available for installation of the landing gear.

Abstract: A monitoring device is disclosed for an actuation system of an aircraft for monitoring a guiding device of a regulating flap with a load sensor. An actuation system with the monitoring device and a method for reconfiguring such an actuation system are disclosed. The monitoring device includes an interface to the load sensor and an interface to a driving device for adjusting the regulating flap. The monitoring device can determine or receive in-flight information actively signaling a predefined flight attitude and/or a predefined operational state of the aircraft. The monitoring device can compare a load value corresponding to a sensor value acquired by the load sensor and a limiting value corresponding to a minimum operational load for the predefined flight attitude and/or the predefined operational state of the aircraft and a monitoring function. The monitoring function can assign a fault mode to the regulating flap.

Abstract: A method to control braking of an aircraft on a landing runway including: selecting a dummy runway state corresponding to a level of adhesion of wheels of the aircraft to a runway which is lower, over an entire speed range of the aircraft while braking on a runway, than an adhesion level of the wheels of the aircraft to the landing runway; calculating a set point of a deceleration value for the aircraft on the landing runway based on the landing runway for the selected dummy runway state, wherein the calculated set point corresponds to maximum braking value of the aircraft, and controlling the braking of the aircraft using the set point.

Abstract: The invention pertains to a fuselage segment (2) that extends in a longitudinal fuselage segment axis (A) and is closed in a circumferential direction (U) around this longitudinal fuselage segment axis, wherein the fuselage segment features: a plurality of shell components (4) for forming a skin of the fuselage segment (2) that respectively feature two first shell component edges (6) extending along a longitudinal shell component direction (LS) and two second shell component edges (10) extending along a lateral shell component direction (LB), wherein the shell components (4) are respectively connected to at least one adjacent shell component (4) along at least one first shell component edge (6) and along at least one second shell component edge (10), and wherein at least the direction of a tangent (T) on first shell component edges (6), on which two respective shell components (4) are connected to one another, and/or on second shell component edges (10), on which two respective shell components (4) are connec

Abstract: A panel assembly, in which the liaison between two adjacent panels is sealed by a sealing joint, where the sealing joint comprises a central part, housed in an interstice between the two panels, and an external part, facing the exterior of the panel assembly, and capable of covering at least partially the external face of the two longitudinal edges of the panels surrounding the interstice. Also, a method for mounting a panel assembly, in which two adjacent panels are fixed to one another.

Abstract: A system for aiding piloting of an airplane during a final approach includes current roll angle sensors that measures a current roll angle of the airplane, and a maximum roll angle calculation device that calculates a limit roll angle corresponding to a maximum roll angle at which an end point of the airplane will not strike the ground. The system also includes a display for automatically presenting on a single screen a first characteristic sign illustrating the current roll angle and a second characteristic sign illustrating the limit roll angle. If a potential ground collision is presented by too high of a current roll angle, an alarm may be emitted or automatic control of the airplane may occur to correct the roll angle.

Abstract: The disclosed embodiments relate to an aircraft equipped with at least one device for attaching a lift member to the fuselage which includes elastic articulations whose rigidity in translation and in rotation can be adjusted axially, vertically, and transversely. An airfoil may be connected to the body of the fuselage by these elastic articulations.

Abstract: The disclosed embodiments concern a floor panel for a transport vehicle such as an aircraft and an installation for fixing cabin layout elements including such panels. The disclosed embodiments are wherein the floor panel includes at least one mounting rail having a lengthwise axis, inserted into the layer of the aforementioned panel.

Abstract: An item of aircraft galley unit separating a cockpit from an insecure zone of the aircraft, including two portions separated from one another by a secure wall, one of the portions being accessible only from the cockpit, the other being accessible only from the insecure zone, a recess being made in the portion of the item of unit accessible from the cockpit.

Abstract: A block including at least one glass ply at least partially covering an outer surface of a core made from composite material. A method for reinforcing a block made from a composite material, including a glass ply placed in a mold, such as to cover the base of the mold; the block is positioned in the mold; the edges of the glass ply are folded such that the glass ply is molded to the outer edge of the block; the mold is closed with a cover; the block housed inside the mold is cured in an oven such as to polymerize the glass ply; and the glass-ply-covered block is recovered.

Abstract: The present invention provides a method as well as a tool (1, 48) for producing a T-stringer, in particular in the aircraft and spacecraft sector. The method is characterized by two lay-up strips (3, 4) being arranged on top of one another, wherein areas (5, 6) of the lay-up strips (3, 4) corresponding to the stringer foot (60) that is to be formed, are spaced apart from one another by means of separation films (7, 8) and areas (14, 15) of the lay-up strips (5, 6) corresponding to a stringer web (61) come into direct contact with one another, in particular, forming a material bond. In a further method step, the lay-up strips (3, 4) are clamped at the areas (14, 15) corresponding to the stringer web (61) that is to be formed.

Abstract: A method to maneuver an aircraft in flight, in which the center of gravity of the aircraft is shifted by transferring fuel from at least one first fuel tank to at least one second fuel tank of the aircraft. A system implementing this method, the system including: at least one first fuel tank and at least one second fuel tank, a flight control unit capable of sending out a maneuver command upon being handled. A computer capable, as a function of this command, of determining a quantity of fuel to be transferred from the first tank to the second tank, at least one means of transfer connecting the first and second tanks and being controlled by the computer, to transfer the fuel from the first tank to the second tank.

Abstract: A method for predicting dynamic behavior of an aircraft structure, the aircraft including at least one rotary device including at least one rotor guided in rotation by at least one fixed-bracket bearing containing a shock-absorbing fluid film. The method includes using a global digital model of the aircraft structure including a basic digital model of each rotary device, generating a non-linear digital model of each shock-absorbing film (for example by developing a cavitation-free model and a model with cavitation), integrating the model of each shock-absorbing film with the global model, applying interference to at least one rotor of a rotary device, and calculating the vibration frequency of at least one rotor of each rotary device and the corresponding frequency of the vibrations generated in a critical portion of the aircraft structure.

Abstract: A painting device for painting a curved surface (102) of an object (101), with a paint material ejection device (103), with a guide device (104, 105) and with a control device. The paint material ejection device (103) is designed for ejecting paint material. By means of the guide device (104, 105) the paint material ejection device (103) can be mechanically guided along a curved surface of an object. By means of the control device the paint material ejection device (103) and the guide device (104, 105) can be controlled in such a way that by means of guiding the paint material ejection device (103) along a predefinable path and by means of predefinable ejection of paint from the paint material ejection device (103) along the predefinable path a curved surface (102) of an object (101) to be painted can be painted.

Abstract: According to the invention, fresh air at the turboprop outlet is captured and mixed with the warm airflow created by said turboprop to lower the temperature, via a device having a tubular sleeve able to slide into the tubular duct while hot gases flow therethrough and which can switch from an inner position to a projecting position.