Abstract: An attachment system for installing a landing gear into a landing gear bay of an aircraft. The attachment system comprises an attachment element configured to be attachable to the landing gear; and a receiving element configured to receive the attachment element and secure the landing gear within the landing gear bay. The receiving element is configured such that the attachment element is insertable into the receiving element from an installation direction, and the attachment element is configured to receive, in the installation direction, a fastener to fasten the attachment element to the receiving element.

Abstract: Height adjustment devices can temporarily and selectively adjust a height of at least a first portion of a first aircraft while the first aircraft is engaged with the height adjustment device by tilting, lifting, and/or lowering the first aircraft and/or a second, adjacent aircraft. The height adjustment device is at least partially integrated into an apron of an airport where the aircraft are located, and the height adjustment device is configured to guide the first aircraft to transition the first aircraft from an entering position to a final position. The height adjustment device may be configured to position the first aircraft in a level orientation in the final position and prevent interference with the adjacent aircraft while the first aircraft travels such that a wing of the first aircraft passes by an adjacent wing of the adjacent aircraft.

Abstract: Vertical takeoff and landing vehicles (VTOLs) of the type used for the point-to-point delivery and transport of payloads (e.g., packages, equipment, etc.) and personnel, are significantly stabilized at least during takeoff and landing with present aspects significantly ameliorating or significantly eliminating destabilizing effects, including ground effect, during VTOL takeoff and/or landing.

Abstract: A sofa for a passenger transport vehicle such as an aircraft, including a seat section, a backrest and a structure supporting them, the sofa being convertible into at least two positions each having a total usable surface area by the passenger: a sitting position where the backrest is upright with respect to the seat section, and a reclining position where the backrest is folded down in the same plane with respect to the seat section. The seat having a sufficient length to allow a passenger in the sitting position to fully extend their legs. In the sitting position, the backrest is partially stored beneath the seat section in a space of the structure, such that the total usable surface area in the sitting position is less than the total usable surface area in the reclining position.

Abstract: A landing gear attachment member for an aircraft is provided, the landing gear attachment member including a body comprising metal; and a lug comprising a metal matrix composite, wherein the lug is fused to the body via a joint. The lug may be brazed to the body, and the joint may comprise one or more scarf joints.

Abstract: The present disclosure is generally related to aircraft having one or more unducted fan propulsors at locations within specific regions relative to an airfoil, such as a wing or horizontal stabilizer. More specifically, the specific regions are located where there is a relatively higher pressure air flow beneath the wings or above a horizontal stabilizer. That higher pressure air flow can be utilized to provide increased thrust from the unducted fan propulsor.

Abstract: A vertical landing is performed by an electric vertical take-off and landing (eVTOL) vehicle above a charger where the eVTOL vehicle includes a rotor that is configured to rotate during an occupant change state to keep the eVTOL vehicle stationary during the occupant change state. The eVTOL communicates with an area controller to receive an assignment of the charger from the plurality of chargers in the area based at least on part on an occupancy status of the charger. The charger is located in an area that includes a plurality of chargers. A male charging port that is part of the eVTOL vehicle and a female charging port that is part of the charger are detachably coupled and a battery in the eVTOL vehicle is charged using the charger while the male charging port and the female charging port are detachably coupled.

Abstract: An aircraft system includes an environmental control system and a propulsion system. The propulsion system includes a compressor section, a combustor section, a turbine section, a bypass flowpath, an air circuit, a working fluid system and a heat exchanger. The bypass flowpath bypasses the compressor section, the combustor section and the turbine section. The air circuit includes a circuit inlet fluidly coupled to the bypass flowpath. The air circuit is configured to direct air received from the bypass flowpath through the circuit inlet to the environmental control system. The working fluid system includes a fluid circuit. The working fluid system is configured to service one or more components of the propulsion system using a liquid working fluid directed through the fluid circuit. The heat exchanger is configured to transfer heat energy between the air in the air circuit and the liquid working fluid in the fluid circuit.

Abstract: A system includes a sensor assembly with a switch and configured to be mounted to a shock absorber, and a landing disc assembly connected to the sensor assembly, the landing disc assembly configured to contact a ground surface and to be mounted to the shock absorber, wherein the switch is configured to indicate a landing or a taking-off of an aerial vehicle from the ground surface.

Abstract: An tiltrotor aircraft includes a rotor position control system (RPCS). The RPCS includes an electric motor configured to selectively rotate the rotor blade, a target marker kinematically associated with the rotor blade, a sensor configured to sense a position of the target marker, and a flight control computer configured to selectively control the electric motor in a normal mode of operation in which the rotor blade provides thrust and a phase lock mode of operation in which the electric motor maintains the rotor blade in a predetermined indexed position.

Abstract: An aircraft with a folding wing tip arrangement and first and second wiring harnesses extending between a fixed wing and a wing tip device is disclosed. It is desirable to transfer power and/or data into a folding wing tip, which presents challenges such as repeated exposure to potentially harsh environmental conditions, with movement, and/or with changes in tensional loads. The wiring harnesses include a plurality of conductors and are arranged to transmit electrical power and/or data to the wing tip device. The sleeve includes two channels to receive the harnesses, the position of the channels being fixed, relative to one another, such that the harnesses are held apart.

Abstract: An aircraft with a folding wing tip arrangement having a wing tip device mounted at a joint at the end of a fixed wing. It is desirable to transfer power and/or data into a folding wing tip, which presents challenges such as repeated exposure to potentially harsh environmental conditions, with movement, and/or with changes in tensional loads. A wiring harness includes a plurality of conductors and is arranged to transmit electrical power and/or data to the wing tip device. A length of the harness is received in a protective sleeve, and the sleeve extends over a length of the wiring harness spanning the joint, the sleeve being removable from the wiring harness.

Abstract: A method of docking an unmanned aerial vehicle (UAV) with a base station. The method includes landing the UAV on a landing platform of the base station; generally aligning the UAV with a charging hub of the base station; repositioning the UAV on the landing platform via engagement with the charging hub; and deflecting the charging hub to generally align electrical contacts on the UAV with corresponding electrical contacts on the charging hub.

Abstract: A heat exchanger configured to perform heat exchange for a heat source of a fuselage and provide thrust or thrust vectoring to the fuselage, and an aircraft including the same are disclosed. The aircraft includes a fuselage, at least one inlet provided at a side of the fuselage, at least one outlet provided at a bottom of the fuselage, and a fan unit having at least one fan disposed between the inlet and the outlet along a fluid flow direction and drawing air inward through the at least one inlet to discharge through the at least one outlet.

Abstract: An aircraft rudder control system having one or more rudder pedal adjustment systems, each including a rudder pedal actuatable to control movement of a rudder, and further including a support frame component, a rudder pedal arm, a pin, a pin receiving component, a first lever, a second lever, and/or a solenoid. The rudder pedal arm is rotatably attached to the support frame component and the rudder pedal is attached to the rudder arm. While the pin is received in the pin receiving component, the rudder pedal arm is prevented from rotating. When the pin is withdrawn from the pin receiving component, the rudder pedal arm is freed to be rotatably repositioned by user foot actuation. The first lever can manually actuate the pin into and out of the pin receiving component, and the second lever is operated by the solenoid, actuating the pin when the solenoid is activated and deactivated.

Abstract: An aircraft having at least one wing mount system that connects a wing and a primary structure of a pylon and includes at least first and second wing mounts configured to absorb at least some of the forces and moments and positioned at the upper longitudinal member of the primary structure, at least one lateral connecting rod extending between first and second ends connected respectively to the primary structure and to the wing, the second end being spaced apart at least in the horizontal transverse direction and/or the vertical transverse direction with respect to the primary structure.

Abstract: A vertical take-off and landing aircraft includes a fuselage, at least one wing connected to the fuselage, a plurality of rotors connected to the at least one wing for providing lift for vertical take-off and landing of the aircraft and a plurality of proprotors connected to the at least one wing and tiltable between lift configurations for providing lift for vertical take-off and landing of the aircraft and propulsion configurations for providing forward thrust to the aircraft.

Abstract: A vehicle seat apparatus includes: a receiving device provided on a seat of a vehicle, where an auxiliary battery and a portable electronic device are received in the receiving device, and a controller that controls power transmission between the auxiliary battery received in the receiving device and a convenience device of the seat. The receiving device is provided on a back board of the seat, and the auxiliary battery and the portable electronic device may be received in the receiving device or taken from the receiving device. During charging, the auxiliary battery is charged with power of a vehicle power supply or the portable electronic device is wirelessly charged with power of the auxiliary battery in normal times, and the power of the auxiliary battery may be supplied to the convenience device of the seat in an emergency.

Abstract: Disclosed are an aerial vehicle using a hybrid distributed propulsion system and a control method thereof. According to an embodiment of the present specification, an aerial vehicle includes a power generation unit generating electricity by consuming fuel; a battery unit that is charged with power supplied from the power generation unit or supplied with power from the outside; a plurality of fan modules receiving power from the battery unit or the power generation unit to provide lift to the aerial vehicle; a power supply path control unit selecting at least one of the power generation unit and the battery unit to supply power to at least one of the plurality of fan modules; and a route generation unit generating a flight route from a departure point to a destination of the aerial vehicle.

Abstract: A method is provided for operating an aircraft system. During this operating method, a plurality of drive units are provided that include a thermal engine drive unit and an electric machine drive unit. A mechanical load is powered using a first of the drive units. The first of the drive units includes a first rotating structure. A parameter of the first rotating structure is monitored. A failure of the first of the drive units is detected based on the monitored parameter. A switch is made from the first of the drive units to a second of the drive units to power the mechanical load where the failure of the first of the drive units is detected.