Abstract: An aircraft landing gear shock absorber assembly having: an outer cylinder having a bore which extends into the outer cylinder, the bore defining an opening in the outer cylinder; a sliding tube having a first end region slidably coupled within the bore and a second end region which projects out of opening; a ground fitting distinct from the sliding tube; and a mechanical fixing arranged to mechanically couple the ground fitting to the second end region of the sliding tube, wherein the sliding tube comprises a tubular body portion formed from a ceramic coated fibre composite tube.

Abstract: A vibration attenuation system for attenuating vibrations in a mast of an aircraft includes a weight attached to the mast but free to orbit about the mast. The weight can be comprised of one or more weight assemblies. Embodiments can include a single weight, or plural weight assemblies wherein each weight assembly can include a mechanical interconnecting mechanism so that each weight assembly receives feedback regarding the position and movement of one or more other weight assemblies. Each weight can be associated with a spring that urges the weight towards a neutral position. Rotation of the mast can cause the weight to orbit about the mast and self-excite such that the weight acts against the urging of the spring towards an attenuating position.

Abstract: A rotorcraft featuring a fuselage, a forward fuselage ducted fan located in the fuselage, and an aft fuselage ducted fan located in the fuselage. The rotorcraft is directly powered by electricity and can be supplemented with additional powers sources. Two sets of pivoting ducted fans provide additional lift and thrust as needed to control the rotorcraft.

Abstract: A monitoring system and a control method thereof are provided. The monitoring system includes a drone and a base station. The drone includes an IR detector. The base station includes a platform, a moving vehicle, an IR positioner, and a positioning apparatus. The drone is placed on the platform disposed on the moving vehicle. The IR positioner emits an infrared ray. The positioning apparatus includes a movement member and a positioning controller. The movement member is movably disposed on the platform. The positioning controller is coupled to the movement member. The drone moves to the platform according to the infrared ray. When the drone is located on the platform, the positioning controller controls the movement member to push the drone and move the drone to a specific position. Accordingly, the drone can take off or be landed immediately when the base station is moving or remains still.

Abstract: Provided is a crash detection device, a method of detecting a crash of a flying object, a parachute or paraglider deployment device, and an airbag device that can improve the reliability in terms of safety. A device detecting a crash of a flying object includes a detection part capable of detecting a flying state of the flying object, a calculation section capable of determining whether the flying state of the flying object is abnormal based on data on the flying state of the flying object acquired by the detection part, and an abnormal signal output section capable of outputting an abnormal signal to the outside when the calculation section determines that the flying state of the flying object is abnormal.

Abstract: A hybrid aerial vehicle (HAV) comprising: a fuselage of the HAV; a first mechanism within the fuselage for accepting a plurality of wings of the HAV, the first mechanism allowing coordinated contraction of the plurality of wings essentially into the fuselage such that tips of the wings are position in proximity of the fuselage and coordinated extension of the wings such that tips of each wing are positioned away from the fuselage; a first wing extending from the port side of the fuselage and connected to the first mechanism; a second wing extending from the starboard side of the fuselage and connected to the first mechanism; a second mechanism placed within the fuselage in proximity to its front end, the second mechanism allowing motion of propellers of the HAV affixed there to between a first plain and a second plain; a first set of propellers affixed at the port side of the fuselage to the second mechanism; a second set of propellers affixed at the starboard side of the fuselage to the second mechanism; a t

Abstract: An unmanned aerial vehicle (UAV) for transporting a payload is provided. The UAV comprises a body and one or more propellers rotatably connected to the body. The UAV further comprises a battery mounted to the body. The battery is releasable from the bottom of the UAV. The UAV further comprises a payload container mounted to the body. The payload container is releasable from the bottom of the UAV to a landing platform associated with a UAV station.

Abstract: A gliding sports apparatus, which is preferably controllable by upper body and/or arms and/or hands and/or fingers, extends from a leading edge (40) to a trailing edge (41) in an intended direction of overflow when it is fastened to a user (30). The gliding sports apparatus (25, 25?) comprises at least two shoulder ribs (1) which extend substantially from the leading edge (40) to the trailing edge (41), and wherein each of the shoulder ribs (1) is connectable fixedly to an upper arm (34) of the user (30) but is rotatable about the axis of the upper arm, two hand ribs (3) which extend substantially from the leading edge (40) to the trailing edge (41), and wherein each of the hand ribs (3) is connectable fixedly to a hand (38) of the user (30), a back airfoil (8) which is formed between the two shoulder ribs (1), and two arm airfoils, which are formed in each case between a shoulder rib (1) and a hand rib (3).

Abstract: An aircraft for unmanned firefighting may include a water tank fillable via a scoop operation during flight of the aircraft, and configured to be emptied by a release operation at a target of interest, a communications module configured to employ wireless communication via a ground link and/or a satellite link to provide real time or near real time communication with a remote configuration or monitoring facility, an imaging module configured to obtain image data at the target of interest for identifying updated target information, and a navigation module configured to enable remote or autonomous operation of the aircraft during the scoop operation and the release operation.

Abstract: A venting outlet (1) for a drinking water supply system of an aircraft is proposed, having an inlet opening (3) which is arranged on a rear side of the venting outlet and is intended for receiving a venting fluid, in particular air, from the drinking water supply system, and further having a venting opening (6) arranged on a front side of the venting outlet and intended for discharging at least some of the received venting fluid to an external surroundings of the venting outlet (1).

Abstract: A device module for a galley of a passenger aircraft contains electrical consumers with a maximum total electrical power, a power input for an on-board power supply system of the passenger aircraft to feed in electrical input power, an energy storage device for energy from the power input for the consumers, and a control unit to limit the input power to a maximum value less than the maximum power, and to feed a power surplus of the input power to the energy storage device in order to feed additional power for consumers from the energy storage device. A galley contains the device module. In a method for operating the device module, the input power is limited to the maximum value, a power surplus is fed to the energy storage device, and additional power is fed to the consumers from the energy storage device.

Abstract: An inflatable pod system on an aircraft includes an inflatable pod including a nozzle to receive air for inflation of the inflatable pod, and a hose assembly including a first end having an adaptor fitting that is configured to press fit with an air duct nozzle of an air duct of the aircraft and a second end having an adaptor configured to couple to the nozzle. In an example, the hose assembly delivers bleed air from the air duct, as provided by an environmental control system (ECS) of the aircraft, to the inflatable pod to inflate the inflatable pod. In another example, an air duct assembly line couples the ECS with the inflatable pod, and a control system triggers inflation via the air duct assembly line based on receipt of an electronic inflation signal.

Abstract: A galley cart includes walls defining an interior cavity extending between a front and a rear of the galley cart and the interior cavity extending between a top end and a bottom end. A supply port is provided in flow communication with the interior cavity and a return port is provided in flow communication with the interior cavity. A barrier is positioned between the supply port and the return port within the interior cavity of the cart to define a supply chamber and a return chamber to control airflow through the interior cavity.

Abstract: An oxygen generator outlet manifold assembly that includes an outlet manifold and an end cover. The outlet manifold includes a main body portion with inner and outer surfaces and at least a first hose connector that includes an outlet defined therein extending from the main body portion. The main body portion defines a main body portion interior that includes a connection opening defined in the inner surface, a ring chamber, a flow space and a distribution chamber. An annular ring is positioned in the main body portion chamber interior and separates the ring chamber from the distribution chamber. The end cover includes a generator outlet portion extending therefrom that is received in the connection opening. The generator outlet portion includes an outlet valve having an open and a closed state and includes an interior chamber that cooperates with the ring chamber to define an outlet chamber.

Abstract: A de-icing system for one or more vanes of a gas turbine engine. The system comprises a coating of electrically conductive material on at least a portion of a vane and a plurality of magnets located circumferentially about a rotor shaft of the gas turbine engine and configured to be driven by the rotor shaft in the circumferential direction to generate a rotating magnetic field. A coiled wire is configured to remain stationary within the rotating magnetic field so as to induce a current therein, the coiled wire being connected to the coating for supplying the induced current to the electrically conductive material. In this way, the coating of electrically conductive material is heated by the induced current, for inhibiting ice accretion on the vane.

Abstract: A vehicle including a housing, and a vehicle seat disposed in the housing. The vehicle further includes at least one radial slit disc energy attenuation assembly having an upper end coupled to the vehicle seat and a lower end coupled the housing. The radial slit disc energy attenuation assembly includes a slit disc stack having a plurality of deflectable discs configured to deflect in response to realizing a force applied by the vehicle seat.

Abstract: A fuel-cell system at 540 VDC for powering an electrical load of a rotorcraft with a first fuel cell and a second fuel cell. Each fuel cell is configured identically and features a positive electrical node and a negative electrical node. Each fuel cell is configured to provide one half of the electrical load of the rotorcraft and one half of the voltage of the electrical load.

Abstract: A stack fuel cell array featuring paired fuel-cell systems combined to generate 540 VDC for a rotorcraft. Power from the hydrogen-based fuel cells is provided to the rotorcraft. A rated electrical load of the rotorcraft helps determine how many paired fuel-cell systems are needed during any fuel-cell systems failures. Each of the paired fuel-cell systems is coupled to an electrical load of the rotorcraft. The system detects any fuel cell failures and removes other working fuel cells as needed to balance the electrical system.

Abstract: Systems and methods to reduce aerodynamic drag and/or affect flight characteristics of an aerial vehicle may include adjustable fairings associated with one or more components of the aerial vehicle. The adjustable fairings may be coupled to and at least partially surround a motor, propulsion mechanism, motor arm, strut, or other component of an aerial vehicle. In addition, the adjustable fairings may be passively movable between two or more positions responsive to airflow around the fairings, and/or the adjustable fairings may be actively moved between two more positions to affect flight characteristics. Further, the adjustable fairings may include actuatable elements to alter a portion of an outer surface of the fairings to thereby affect flight characteristics. In this manner, adjustable fairings associated with various components of an aerial vehicle may reduce aerodynamic drag and/or may improve control and safety of an aerial vehicle.

Abstract: A system is provided for alternating starter use during multi-engine motoring in an aircraft. The system includes a first engine starting system of a first engine. A first controller is in communication with a second controller that controls a second engine starting system of a second engine, the first controller being configured to intermittently direct power to the first engine starting system to alternately accelerate and decelerate the first engine during motoring with respect to the second engine.

Abstract: A thermal management system includes a plurality of passages through a leading edge of a component of an aircraft. The thermal management system is configured to circulate coolant from a heat source through the plurality of passages in order to maximize heat transfer from the coolant to the airflow passing over the leading edge.

Abstract: Fuel tank inerting systems and methods for aircraft are provided. The systems include a fuel tank, a first reactant source fluidly connected to the fuel tank, the first source arranged to receive fuel from the fuel tank, a second reactant source, a catalytic reactor arranged to receive a first reactant from the first source and a second reactant from the second source to generate an inert gas that is supplied to the fuel tank to fill a ullage space of the fuel tank, and an inert gas recycling system located downstream of the catalytic reactor and upstream of the fuel tank, wherein the inert gas recycling system is arranged to direct a portion of the inert gas to the catalytic reactor.

Abstract: An en route fluid transmitting apparatus for transmitting a fluid from a transmitting entity to a probe of a receiving vehicle includes a funnel, a hose and a thrust producing device. Thrust producing device includes a main body that is rigidly attached to the funnel, and at least two rotors that are connected to the main body for producing thrust. The thrust producing device is adapted to move the funnel freely in any direction to a predetermined position relative to the probe where the funnel engages with the probe.

Abstract: An auxiliary power unit (APU) control system for an aircraft is disclosed. The APU control system includes an APU, one or more processors, and a memory coupled to the one or more processors. The memory stores data comprising a database and program code that, when executed by the one or more processors, causes the APU control system to receive a one or more ambient signals indicative of an air density value and one or more power signals indicative of a specific amount of power generated by the APU. The APU control system is further caused to determine a variable rotational speed of the APU based on the air density value and instruct the APU to operate at the variable rotational speed. The APU continues to generate the specific amount of power when operating at the variable rotational speed.

Abstract: An auxiliary power unit (APU) control system for an aircraft is disclosed, and includes an APU drivingly coupled to one or more generators, one or more processors, and a memory coupled to the one or more processors. The memory stores data comprising a database and program code that, when executed by the one or more processors, causes the APU control system to receive one or more ambient signals indicative of an air density value and one or more power signals indicative of a specific amount of power generated by the APU. The system is further caused to determine a first variable rotational speed of the APU based on the air density value. The APU continues to generate the specific amount of power when operating at the first variable rotational speed. After instructing the APU to operate at the first variable rotational speed, the system receives an electrical load signal.

Abstract: Controlling and reconfiguring a display system that includes at least two screens that are installed in a cockpit of an aircraft in case of a failure of one of the screens. For example, a control unit of the display system may detect occurrence of a screen failure. In response to detecting the screen failure, the control unit may determine whether a critical flight relevant information has not been displayed on an operational screen during a predetermined period of time, and in response to determining that the critical flight relevant information has not been displayed on the operational screen during the predetermined period of time, command display of a message on the operational screen that suggests displaying the critical flight relevant information on the operational screen.

Abstract: A gimbal includes a rotatable frame assembly configured to be electrically connected to a camera, and a quick release structure configured to detachably mount the camera to the frame assembly. The quick release structure includes an engaging member configured to be coupled to the camera and a fixing part configured to be coupled to the frame assembly and detachably connected to the engaging member. The engaging member includes a connecting surface configured to face away from the camera, an elastic member fixed on the connecting surface, and a first connector fixed on the elastic member. The fixing part includes a connecting plate and a second connector fixed on the connecting plate. A rotation of at least a portion of the fixing part with respect to the engaging member allows the first connector to be electrically coupled to or decoupled from the second connector.

Abstract: Capture devices for unmanned aerial vehicles, including track borne capture lines, and associated systems and methods are disclosed. An example system includes a support having an upright portion and a boom portion. The example system further includes a capture line carried by and extending downwardly relative to the boom portion. The capture line has an engagement portion positioned to engage an unmanned aircraft. The example system further includes a flexible landing device positioned to receive the unmanned aircraft in response to the unmanned aircraft engaging the engagement portion.

Abstract: A monitoring system, a base station, and a control method thereof are provided. The monitoring system includes a drone and a base station. The drone includes a main body and at least two leg holders extending from the main body. The base station includes a platform and a positioning mechanism. The platform has a horizontal plate, and the drone is placed on the platform. The positioning mechanism includes at least two movement members. The movement members are movably disposed on the platform and movable between a first position and a second position. When the movement members are located at the second position, the movement members hold and fix the leg holders of the drone, each of the leg holders forms an inclined angle with respect to the horizontal plate, and the inclined angle is less than 90 degrees.

Abstract: Example positioning systems and methods are described. In one implementation, a landing platform includes a base having an aperture and multiple positioning arms attached to the base. Each of the multiple positioning arms can rotate between an unlocked position and a locked position. Additionally, each of the multiple positioning arms are configured to engage a positioning ring on an unmanned aerial vehicle (UAV) and further configured to reposition the UAV on the base.

Abstract: An aircraft health diagnostic device is provided with a control unit that carries out structural health monitoring of a structure of an aircraft. The control unit has a first risk assessment unit that assesses the risk of damage occurring in the structure on the basis of a correlation between reference data stored in a storage unit and a signal data set based on measurement data obtained through measurement carried out by a measuring instrument, a second risk assessment unit that assesses the risk of damage occurring in the structure on the basis of the time-sequence change in the behavior of the signal data set, and a maintenance assessment unit that assesses the life, repair timing, and a maintenance plan of the structure on the basis of the time-sequence change in the behavior of the signal data set.

Abstract: A spacecraft including: an engine; a thrust vector control device controlling a thrust vector as a direction of a thrust acting on the spacecraft; and a main control device configured to acquire state quantities of the spacecraft in a powered descending in which the spacecraft is guided to a target point while the engine generates the thrust, and generate a throttling command by which combustion of the engine is controlled and an operation command by which the thrust vector control device is operated. The state quantities contain a first acceleration parameter and a second acceleration parameter. The first and second acceleration parameters are calculated as coefficients A and B obtained by fitting based on acceleration of the spacecraft detected at each time of past, supposing the following equation is satisfied between a reciprocal number 1/a of the acceleration a of the spacecraft and time t: 1/a=?At+B??(1).

Abstract: A deployment system for solar panels has the panels spring loaded to deploy, but held folded against a satellite framework by trigger bars engaging slots or notches in hinge bodies holding the solar panels. An actuator moves the trigger bars to disengage from the hinge bodies to release the panels to deploy.

Abstract: Vehicles with control surfaces and associated systems and methods are disclosed. In a particular embodiment, a rocket can include a plurality of bidirectional control surfaces positioned toward an aft portion of the rocket. In this embodiment, the bidirectional control surfaces can be operable to control the orientation and/or flight path of the rocket during both ascent, in a nose-first orientation, and descent, in a tail-first orientation for, e.g., a tail-down landing. Launch vehicles with fixed and deployable deceleration surfaces and associated systems and methods are also disclosed.

Abstract: A tube holder has a housing having an upwardly opening tube receptacle into which a tube can be inserted. A plurality of clamping elements arranged in the tube receptacle can be brought to abut an outer wall of the tube and a clamping force acting radially on the inserted tube cab be applied by at least one spring element. The clamping elements are each pivotably mounted in a pivot bearing about a horizontal axis. Further clamping element are below the first group of pivot elements arranged over the tube receptacle and are under the action of the spring element and/or at least one further spring element. The clamping surface of at least some clamping elements and/or at least some further clamping elements at least in sections has a convex contour, curved about a horizontal axis, in the direction of a longitudinal central axis of the tube receptacle.

Abstract: The present invention relates to a device for forwarding a web of closure blanks. The device preferably comprises a closure blank support comprising two parallel support surfaces each extending horizontally from a proximal end to a distal end with a distance in-between and each being moveable in a first direction with a first velocity, and a feeding device adapted to feed an unbroken web of individual closure blanks onto the closure blank support at the proximal end thereof with the rims of the web in contact with the support surfaces and with a feed speed substantially equal to said first velocity.

Abstract: A device for applying top sheets on palletised loads, including at least one support for at least one palletised load, of the feeding means of top sheets (C) to be applied on the palletised loads, suitable to unwind at least one film reel (B) from which a plurality of such sheets (C) can be obtained, and at least one applicator member suitable to place, one by one, the top sheets (C) obtained from the reel (B), over the top of respective palletised loads. The applicator member includes at least one robotic arm, having at least one operating end, and at least one winding and unwinding member, associated with such operating end; the winding and unwinding member is able to wrap the sheet (C), taken from the reel (B), on a wrapping surface to take a substantially tube-shaped configuration, and then to unwind it over the top of the palletised load.

Abstract: The present application relates to a method for manufacturing an improved package of compressed mineral wool insulation blowing wool fibers.

Abstract: An oral pouch product having a soft edge includes an inner filling material enclosed inwardly of at least one seam between opposed layers of porous pouch wrapper. The at least one seam is separated from the periphery of the porous pouch wrapper by an unbonded area of the opposed layers so as to form a soft edge of the pouch wrapper.

Abstract: A lumber stacking and strapping system can provide a single-station solution for both lumber stacking and package strapping. In addition, the package strapping system may apply multiple straps simultaneously to the package. For example, a package stacking and strapping system can provide not only a mechanism for formulating a package of lumber one layer at a time, but also a mechanism for lowering a completed package directly into a compression and strapping station, such as using the lumber stacker package accumulation hoist. The stacking and strapping system can then simultaneously apply strapping around the package in multiple positions along the length of the package, with bottom battens and top corner protectors further supplied and strapped into place as desired. A method for stacking and strapping a package in a single location is also provided.

Abstract: The present disclosure relates to a container treatment system for the treatment of containers, such as bottles, in the beverage processing industry, comprising a clean room and a container treatment machine arranged therein with at least one exchangeable component, where the container treatment system comprises a robot which is arranged in the clean room and is designed to exchange said exchangeable component, and a corresponding method.

Abstract: An exemplary web of preformed bags includes first and second layers, first and second side, first and second side seals proximate the first and second edges, a plurality of transverse seals extending between the first and second side edges, an opening in the first layer, and a line of separation in the second layer, and first and second cuts in the first and second side seals. The first and second cuts are configured to reduce or eliminate a breaking force necessary to break the first and second side seals when the web is torn along the line of separation.

Abstract: A synthetic resin multilayer bottle includes an outer shell bottle, which can restore an original shape thereof in response to deformation attributable to pressing, an inner container body which deforms when pressed, and an air channel through which outside air is introduced between the outer shell bottle and the inner container body. The synthetic resin multilayer bottle has oxygen permeability such that, after the inner container body is fully filled with distilled water from which dissolved oxygen has been removed, an inner opening part is sealed, and the distilled water is allowed to stand for 60 days at a temperature of 20° C. while keeping the air channel between the outer shell bottle and the inner container body open, the amount of dissolved oxygen in the distilled water is 3 ppm or less. Such bottle prevents a liquid seasoning containing soy sauce from deteriorating due to oxygen in outside air.

Abstract: A synthetic resin laminated container formed by extrusion blow molding into a bottle shape having a plurality of layers and including a mouth, a body and a bottom, wherein: the bottom has a grounding portion, a bottom wall portion provided inside the grounding portion and recessed inward the container with respect to the grounding portion, and a pinch-off portion having a protrusion thread shape protruding from a bottom surface that faces downward the bottom wall portion and both ends thereof in a longitudinal direction each is continuous to the grounding portion; the bottom surface is a flat surface; and an innermost layer is a polyester resin layer.

Abstract: The need for a bottom dispensing package comprising a base having an orifice comprising a slit-valve, which is less prone to leakage, even when a lower viscosity product is comprised in the container, is met by providing the container with a more elastic resiliently squeezable container.

Abstract: A corrugated fibreboard packing case is disclosed, comprising a plurality of side panels, a base and a lid arranged such that the packing case defines an enclosed interior volume when the lid is in a closed configuration; and, first and second adhesive regions arranged such that when the lid is in the closed configuration, the first and second adhesive regions overlap, wherein each of the first and second adhesive regions comprises an adhesive substantially covered with a release liner, whereby the release liners may be removed and the adhesives of the first and second adhesive regions adhered to each other to maintain the lid in the closed configuration. A blank for a packing case, and a method for manufacturing a packing case, are also disclosed.

Abstract: A folded cardboard box has four longitudinal walls and a separation wall dividing the box's interior into first and second sections. The separation wall has a through-hole and a flap element at an open end of the first section. The flap element has a first flap portion at one of the longitudinal walls and a second flap portion at an adjoining longitudinal wall. The flap element can be flapped from a first state in which each of the first and second flap portions are aligned with the respective wall into a second state in which the flap element projects into the first section.

Abstract: A cake packaging employs special locks that allow bakers and bakery customers to open and close the packaging without risk of damaging the cake inside, but the elements work together so the fully-erected structure hides the less-than-sleek geometry of the locking mechanisms even as these obscuring panels are tucked into one another to secure the panels and give the packaging strength.

Abstract: There is disclosed packaging comprising a base, a pair of first flaps located on opposing sides of the base and arranged to be folded over the base and secured together so as to define an packaging enclosure, and a pair of second flaps located on opposing sides of the base and arranged to be folded over the pair of first flaps and secured together so as to form a cruciform configuration with the pair of first flaps. First and second opening features are provided which are independently operable in use to respectively separate the pair of first flaps from one another and the pair of second flaps from one another so as to open the packaging.

Abstract: A quick-assembly containing box formed by folding a cardboard includes a bottom board, left- and right-side boards extending from the periphery of the bottom board, and front- and rear-side boards folded inwardly onto the bottom board to define a half-folded state. When the left- and right-side boards are pushed from the outside to the inside and erected, four positioning pieces already folded and adhered to the left- and right-side boards can push the front- and rear-side boards in a forward direction to erect, so as to achieve the effect of assembling the containing box of a three-dimensional state quickly.