Abstract: The display system for an aircraft cockpit comprises a display computer configured to control the display, on a display device worn rigidly attached to a user's head, according to a first display mode comprising at least one piece of flight assistance information for the aircraft, and a masking device, associated with a cockpit side window, controllable between a transparent and opaque states. The display system comprises an extended display mode, in which the display computer is configured to determine whether a direction corresponding to the user's head orientation has an intersection with a region of interest of the side window, in the absence of an intersection, controlling the display according to the first display mode, and when there is an intersection, controlling the masking device opaque state and controlling the display according to a second display mode comprising a virtual display screen on a side window display area.

Abstract: A device for managing configurations of an aircraft between an initial point and a final point comprises a computation module to determine at least one first evolution curve considering the aircraft to have assumed a first configuration and wherein the first evolution curve includes the first point and a final evolution curve considering the aircraft to have assumed at least one final configuration and wherein the final evolution curve or curves includes the final point, a computation module to compute at least one second point corresponding to the intersection of the first evolution curve or curves and the final evolution curve or curves, and a transmission module configured to transmit a signal representing the coordinates of the second point or points to a user device.

Abstract: A system for managing short-circuits in an aircraft meshed electrical energy distribution network, comprising nodes connected to one another by inter-node links forming a mesh of the network. A system node comprises a switch, a current limiter, circuitry elements to measure the current intensity circulating on the link and circuitry elements to measure a voltage drop on the link, and a control unit configured to acquire a link current measurement, compare the measurement with a predetermined current threshold and, if the measurement exceeds this threshold, command the current limiter to limit the link current, acquire a link voltage drop measurement, determine a time associated with the value of the voltage drop and check whether the voltage drop is still present after a time period equal to the time obtained, and if the voltage drop is still present then, command the opening of the switch corresponding to this link.

Abstract: A propulsion system comprising a nacelle substantially tubular around a longitudinal axis, having an inner wall extending from a front to a rear of the nacelle and by an outer wall, external of the inner wall, extending from the front to the rear of the nacelle, a turbojet comprising a fan and situated internally of the inner wall of the nacelle, at least one tank containing an extinguishing fluid, and a network of pipes hydraulically connected to the tank. The propulsion system comprises each tank being located in the nacelle, around the inner wall and internally of the outer wall. Such a propulsion system makes it possible to shift the one or more tanks, which no longer occupy the space at the mast, and makes it possible to carry a large volume of extinguishing fluid so as to be able to accommodate future regulations.

Abstract: In order to allow robust assembly between a structural element and a self-stiffened panel comprising a skin and a stiffening structure formed of a network of ribs extending out from a first face of the skin, the structural element comprises at least one end formed of terminal tabs separated by cut-outs delimited by the terminal tabs and applied to the first face of the skin at an end part of the skin. In addition, the stiffening structure comprises at least one end formed of several terminal ribs extending respectively through the cut-outs. Finally, each of the terminal tabs is fixed to the end part of the skin via through-fixing elements.

Abstract: A gateway having an architecture authorizing bidirectional communication between applications located in different domains and presenting a high assurance level of protection. The gateway interconnects a first and second domain. The gateway comprises an internal protocol, first and second protocol adapters hosted within the first and second domains and configured to make a conversion between application data formatted according to an applicative protocol relative to the two domains and gateway data formatted according to the gateway internal protocol, and a security module hosted on a separate platform to communicate with the first and second protocol adapters via first and second data links according to the gateway internal protocol.

Abstract: The display system for a cockpit of an aircraft comprises a transparent display device and a display computer. The transparent display device includes a brightness masking device that can be commanded according to at least three predetermined levels of opacity in at least four masking independent zones. The display system includes a brightness sensor. The display computer is configured to determine a level of brightness due to the light source, in display zones corresponding to each of the masking zones, depending on information coming from the brightness sensor; determine an opacity level associated with each of the masking zones, depending on the brightness level determined, such that a higher level of opacity corresponds to a higher level of brightness; and command the opacity level in each of the masking zones of the brightness masking device.

Abstract: In order to simplify the connection of a door to the outer envelope of an aircraft cell, it is provided to dispose the door into a portion of the outer envelope having tilted sides, as is the case at the nose cones and the tail cones of conventional airplanes, and in various portions of blended wing body airplanes and flying wings. Thus, the door can be configured to displace, in rectilinear translation, from one of its extreme opening and closing positions to the other, without requiring that the door protrudes outside of the outer envelope in the closing position.

Abstract: A turbomachine of bypass type comprising a nacelle defining a fan duct with an interduct. The turbomachine comprises at least one compartment created in the thickness of the interduct or of the nacelle. The compartment is separated from the fan duct by a cold wall and comprises at least one heat-sensitive element. The compartment further is equipped with a ventilation assembly comprising at least one ventilation opening made in the cold wall in order, in use, to cause air from the fan duct to enter the compartment. Each ventilation opening comprises a passive-opening system arranged in the compartment, the system comprising a flap able to move between an open position in which the flap uncovers the opening and a closing-off position in which the flap closes off the opening, and a passive-actuation device of the flap for moving the flap between the two positions.

Abstract: To facilitate the thermophonic insulation of an aircraft section, a method comprises engaging first respective parts of flexible structures, respectively connected to two flat mattresses, with a support device, by leaving free respective second parts of the flexible structures arranged at a distance from the first parts, then curving the two mattresses, by virtue of the mutual bringing together of the second parts, then inserting the support device into the aircraft section, and detaching each mattress from the support device and fixing each mattress to an aircraft structure delimiting the aircraft section.

Abstract: An assembly for an aircraft engine mounting comprising an articulation axis supported by two plain bearings and a blocking device blocking the translation of the articulation axis in a direction which comprises a blocking screw that is screwed, in operation, into a first, tapped internal portion of a tubular extension secured to one of the two plain bearings, a first blocking system comprising an internal elastic stop ring housed in a groove formed in the tubular extension, and a second blocking system comprising a blocking screw which passes through first orifices passing through the second section of the blocking screw and second orifices passing through the tubular extension.

Abstract: An adapter system for a check valve which comprises a housing open at the bottom and a lateral wall pierced by a hole, and a flap fitted inside the housing and movable between a shut-off position in which the flap shuts off the hole and a free position in which the flap does not shut off the hole. A plug is provided for being inserted into the hole through an end face and a stop is provided for being placed against the lateral wall of the housing opposite the lateral wall pierced by the hole and comprising an attachment device provided for attaching the stop to the housing and provided so that the plug comes to rest against the stop. Such an adapter system may be installed without it being necessary to dismantle the housing.

Abstract: An aircraft windshield that improves pilot and co-pilot's perception of the outside world. The windshield includes a transparent panel held inside a structure of the aircraft, in which the upper part and the lower part are bridged so that the loads applied to the panel are (at least partially) diverted. Due to part of the loads applied on the panel being diverted, it is possible to provide a larger window panel than currently available that offers better visibility to the outside.

Abstract: A method for repairing a structure comprising at least one zone to be heated and which comprises the steps of inflating a frame to form a framework, attaching panels removably to the frame to form an enclosure referred to as a heating enclosure, positioning the enclosure over the zone, heating the interior space of the enclosure using a heating device.

Abstract: A screen support configured to attach a screen to a seat equipped with a rear enclosure and including an attachment system configured to clamp the rods of a headrest of the seat, a support system including a limb connected to the attachment system and at least one support runner connected to the limb and configured to bear against the rear enclosure, and an engagement system configured to permit the temporary attachment of a screen and connected to the third limb.

Abstract: A zone is provided between the forward pressure bulkhead in an aircraft and the floor. The nose section of the aircraft in which the flat surface pressure bulkhead including at least one transverse frame comprises at least two rods, of which one of the front ends is attached to the bulkhead and/or the frame and the other rear end is attached to a structural element, the two rods further apart from the front to the rear, thus providing a work space. Therefore, the rods provide a more comfortable work area while picking up part of the loads from the bulkhead to the floor.

Abstract: The method for fitting a sheath on a cable harness includes a series of steps including determining the length of sheath to be used, mounting the sheath on a mounting tool of tubular shape, inserting the cable harness into the mounting tool, removing the mounting tool and arranging the sheath around the cable harness, fitting a sheath stop at one of the ends of the sheath, the sheath stop fastening the end of the sheath to the cable harness stretching the sheath over the cable harness so as to extend it and tension it, and fitting a sheath stop at the other one of the ends of the sheath.

Abstract: A brake temperature sensing system for an aircraft including a sensor apparatus and an interrogation apparatus. The sensor apparatus includes a temperature sensor for attachment to a brake disc of an aircraft brake, and a relay for attachment to the brake. The temperature sensor is configured to wirelessly transmit a measurement signal containing information relating to a temperature of the brake disc, responsive to receiving a wireless interrogation signal. The relay is configured to receive an interrogation signal from the interrogation apparatus; wirelessly transmit the interrogation signal to the temperature sensor; receive the wireless measurement signal from the temperature sensor; and transmit the received measurement signal. The interrogation apparatus comprises a controller configured to generate an interrogation signal; and a transceiver configured to transmit the generated interrogation signal to the sensor apparatus; and receive the measurement signal transmitted by the sensor apparatus.

Abstract: To reduce the overall mass of an engine assembly for aircraft, this assembly comprises a part of the fuselage of an aircraft, a turbomachine comprising an unfaired propeller, together with an annular row of unfaired after-guide vanes located aft of the propeller and rotationally fixed in relation to a longitudinal axis of the turbomachine, and a mounting pylon. At least part of the leading edge of the pylon is incorporated within the annular row between two after-guide vanes.

Abstract: A turbofan comprising a fan casing and a nacelle comprising a cowl translatable between an advanced position and a pushed-back position in which the mobile cowl and the fan casing define a window therebetween. The nacelle also comprises reverser flaps, each reverser flap being mounted in a linked manner on the mobile assembly between a closed position in which it obstructs the window and an open position in which it does not obstruct the window. The nacelle also has an impelling mechanism comprising a lever arm rotatable on the mobile assembly and having a roller, a connecting rod mounted rotatably between the reverser flap and the lever arm, and a channel receiving the roller, the channel having a front part parallel with the translation direction and a rear part extending after the front part and oriented inward as it progresses from the front toward the rear.