Abstract: A jet propelled watercraft includes a watercraft body, an engine in the watercraft body, a jet pump configured to generate a jet thrust by a driving force of the engine, an intake pipe configured to supply air to the engine, an air intake box, and a filter. The air intake box includes a connecting port connected to the intake pipe and an inlet configured to take in ambient air. The filter is disposed in a space in an internal space of the air intake box. The filter divides the space into a lower region and an upper region. The lower region is connected to the inlet and the upper region is located higher than the lower region and connected to the connecting port. The filter is configured to clean air taken into the internal space from the inlet and directed to the connecting port.

Abstract: A jet propulsion unit for a marine vessel that comprises a diffuser/confusor; a steering control nozzle assembly; and a radius. The radius is introduced at a transition point between the diffuser/confusor and steering control nozzle assembly so that the diffuser/confusor can control a shape of water flow exiting the propulsion unit and can control corresponding acceleration over a large pressure differential presented by a wide range of vessel speeds, maneuvers and sea conditions.

Abstract: A watercraft includes a hull, an engine, a fuel supply system, a phase separation detecting sensor, a control unit, and an informing device. The engine is attached to the hull. The fuel supply system includes a fuel tank and a fuel pipe. The fuel tank is disposed on the hull. The fuel pipe connects the fuel tank and the engine. The phase separation detecting sensor is attached to the fuel supply system and is configured to detect a possibility of occurrence of phase separation in a fuel. The control unit is configured or programmed to output an informing signal when a determination is made that the possibility of occurrence of phase separation in the fuel is high on a basis of an output of the phase separation detecting sensor. The informing device is configured to inform that the possibility of occurrence of phase separation in the fuel is high when receiving the informing signal from the control unit.

Abstract: A sea water cooling system including a first fluid cooling loop coupled to a first side of a heat exchanger and to a thermal load, a second fluid cooling loop coupled to a second side of the heat exchanger and including a pump for circulating fluid through the second fluid cooling loop, and a controller operatively connected to the pump, wherein the controller is configured to monitor an actual temperature in the first fluid cooling loop and to adjust a speed of the pump based on the monitored temperature to achieve a predetermined temperature in the first fluid cooling loop. The system may be selectively operable in one of a plurality of operating modes accordance, wherein in a first operating mode the pump is operated based entirely on cooling demands of the thermal load, and in a second operating mode the pump is operated to maintain a fluid pressure above a predefined pressure.

Abstract: An apparatus including a balloon envelope, a cutting blade secured to a blade block; a cutter guide rail secured above the balloon envelope, and an arm rotatable about a pivot point having an end secured to the blade block, wherein the end of the arm extends past the blade block, wherein the arm is releasably secured by a release member, and wherein release of the arm from the release member allows for a rotation of the arm, wherein the rotation of the end of the arm is guided by the cutter guide rail such that the cutting blade maintains contact with and cuts the balloon envelope during the rotation of the arm.

Abstract: The invention relates to a glass panel for an aircraft suitable for a suborbital flight and an aeronautical flight, including an outer panel made of polycarbonate or aluminosilicate for temperature resistance, a main panel for pressure resistance, sized according to standard aeroplane safety factors, and an inner panel, providing redundancy for the main panel, sized with a minimum pressure margin, the outer, main and internal redundancy panels being separated from one another by spaces. The invention also relates to an aircraft including windscreen elements and portholes made using the glass panel.

Abstract: The purpose of the present invention is to provide a fuel tank, main wings, an aircraft fuselage, an aircraft, and a moving body, which enable working hours and costs involved in a manufacturing process to be reduced, and weight increases to be prevented. The fuel tank includes a structural member in which carbon fiber reinforced plastic (CFRP) is used, the carbon fiber reinforced plastic (CFRP) including a reinforcing material that includes carbon fibers and a matrix that includes plastic. The structural member is formed by laminating a conductive sheet between prepregs of the carbon fiber reinforced plastic (CFRP). In this case, a cut surface of the structural member formed by cutting the structural member may be exposed on the inside in which fuel is stored.

Abstract: Modern aircraft wings generally have a lower surface the rear part of which is concave over at least some of its length, for additional lift. Sometimes it is desirable to reduce the wing lift, for instance during turbulence. To this end the wing 1 has, located at least partly in or forward of this concave part and forward of the trailing edge, a spoiler device such as a deployable spoiler 20 operable to change between a configuration in which the surface is uninterrupted and one in which the device separates flow, so as to reduce local lift over the concave portion. An actuator 26 can be provided for deploying the spoiler, and an upper spoiler 40 can also be present, operated by the same or a separate actuator. Alternatively the spoiler device can include a flexible or deforming material 120 operable to protrude from the wing surface.

Abstract: A system and method of controlling a position of a structure. A position command indicating a desired position for the structure and a position feedback signal indicating the position of the structure are received. A position control signal is generated based on a difference between the desired position and the position indicated by the position feedback signal. A stop feedback signal relative to the position of the structure is received. A stop control signal is generated based on the stop feedback signal and a stop condition for the structure. One of the position control signal and the stop control signal is selected. The selected one of the position control signal and the stop control signal is provided to an actuator for controlling the position of the structure.

Abstract: A cavity system that tends to increase the thickness (28) of the shear layer FIG. 1 (22), comprising: a cavity (2) and a plurality of rods (4), for example between two and six rods; the rods (4) are positioned in the proximity of a leading edge (14) of the cavity (2) and extending across at least a part of a width of the cavity (2) in a perpendicular or oblique angle to the actual or intended flow direction (6). One or more of the rods (4) may be positioned further along the flow direction (6) compared to one or more of the other rods (4), for example to provide a zig-zag pattern of rod positions. One or more flow alteration elements (34, 38), for example channels (34) passing through the rods (4) and/or protrusions (38) extending from the rods (4), may be provided on one or more of the rods (4).

Abstract: A cavity system that tends to increase the thickness (28) of the shear layer (22), comprising: a cavity (2) and a plate (104); the plate (104) comprising a plurality of holes (4) through it, wherein the proportion of the area of the plate (104) taken up by the holes is ?60%, for example ?75% or ?90%; the plate (104) being positioned in the proximity of a leading edge (14) of the cavity (2); the surface of the plate (104) at a perpendicular or oblique angle to the actual or intended flow direction (6). The plate (104) may be positioned at an oblique angle to the flow direction (6). One or more flow alteration elements, for example elongate members (34) positioned across the holes and/or members (38) positioned directly behind or in front of the holes (4).

Abstract: A vortex generator may include a depression in an aerodynamic surface, and a vortex generator leading edge located in the depression. The vortex generator leading edge may include a leading edge upper surface. The leading edge upper surface may be positioned at or below a tangent line defined at a location along the aerodynamic surface upstream of the depression relative to an oncoming local flow.

Abstract: An aircraft wing tip device may include a unitized, monolithic leading edge torque box that may be formed of polymer matrix fiber-reinforced material. The leading edge torque box may include a skin that may define a continuous, uninterrupted outer mold line surface extending aftwardly from a winglet leading edge by a distance of at least approximately 60 percent of a local chord length. The leading edge torque box may further include at least one internal component extending between opposing inner surfaces of the skin and being integrally formed therewith.

Abstract: An aircraft brake system may include a linear variable differential transformer (“LVDT”). A brake control unit (“BCU”) may measure an output voltage from the LVDT. The BCU may include a hardware module, a software module, and an offset module. The hardware module may include a preprogrammed threshold voltage. The output voltage may be measured, and an offset voltage may be determined and stored in the offset module. The software module may measure the sum of the output voltage and the offset voltage. In response to the hardware module and the software module indicating that the threshold voltage has been reached, the BCU may allow braking of the aircraft.

Abstract: A method of operating electric brakes (30, 32, 34) on an aircraft (10) in a low power mode of operation includes determining if the aircraft is in a first configuration, if the aircraft is in the first configuration, disengaging power to the electric brakes (30, 32, 34) the from all power supplies (40, 42), determining if the aircraft (10) is in a second configuration, if the aircraft is in the second configuration, engaging power to the electric brakes (30, 32, 34) from one of the power supplies (40, 42), determining if the aircraft (10) is in a third configuration, and if the aircraft (10) is in the third configuration, engaging power to the electric brakes (30, 32, 34) from at least two of the power supplies (40, 42).

Abstract: An aircraft control system includes a vertical thrust system, a horizontal thrust system, and an aerodynamic system. The system further includes a controller in at least indirect communication with the vertical thrust system, the horizontal thrust system, and the aerodynamic system. The controller is configured to substantially simultaneously control, based on at least one of a single yaw input, a single pitch input, and a single roll input, the aerodynamic system and a differential thrust generated by the plurality of vertical thrust rotors of the vertical thrust system to adjust at least one of pitch, yaw, and roll of a vertical takeoff and landing aircraft in at least one of a plurality of flight stages. The controller is further configured to independently and substantially simultaneously control the vertical and horizontal thrust systems to generate vertical and horizontal thrust in at least one of the plurality of flight stages.

Abstract: An aerial vehicle adapted for vertical takeoff and landing using a set of wing mounted thrust producing elements and a set of tail mounted rotors for takeoff and landing. An aerial vehicle which is adapted to vertical takeoff with the rotors in a rotated, take-off attitude then transitions to a horizontal flight path, with the rotors rotated to a typical horizontal configuration. The aerial vehicle uses different configurations of its wing mounted rotors and propellers to reduce drag in all flight modes.

Abstract: An aerial vehicle adapted for vertical takeoff and landing using pivoting thrust producing elements for takeoff and landing. An aerial vehicle which is adapted to takeoff with thrust units providing vertical thrust and then transitioning to a horizontal flight path. An aerial vehicle with pivoting thrust units with propellers, wherein some or all of the propellers are able to be stowed and fully nested during forward flight. An aerial vehicle adapted to withstand impacts upon its propellers. An aerial vehicle able to quickly alter the thrust of its propellers.

Abstract: The invention is related to a control system for controlling collective and cyclic pitch of rotor blades of a multi-blade rotor 1a in a rotary-wing aircraft, the control system comprising a swash plate assembly with at least one non-rotating plate and at least one rotating plate that is mounted rotatably to the at least one non-rotating plate, the at least one rotating plate and the at least one non-rotating plate being mounted to a non-rotating sliding sleeve, wherein a spherical bearing is provided on the non-rotating sliding sleeve, wherein at least one non-rotating stop arm is provided for non-rotatably connecting the at least one non-rotating plate to the non-rotating sliding sleeve.

Abstract: The present invention provides methods and apparatus for unmanned aerial vehicles (UAVs) with improved reliability. According to one aspect of the invention, interference experienced by onboard sensors from onboard electrical components is reduced. According to another aspect of the invention, user-configuration or assembly of electrical components is minimized to reduce user errors.

Abstract: The present invention provides systems, methods, and devices related to target tracking by UAVs. The UAV may be configured to receive target information from a control terminal related to a target to be tracked by an imaging device coupled to the UAV. The target information may be used by the UAV to automatically track the target so as to maintain predetermined position and/or size of the target within one or more images captured by the imaging device. The control terminal may be configured to display images from the imaging device as well as allowing user input related to the target information.

Abstract: A seat structure for a passenger seat, and a passenger seat. In one embodiment, the seat structure comprises a seat pan for mounting on a frame structure of the passenger seat in a manner such that the seat pan is moveable in forward and backward directions relative to the frame independently from movement of a seat back of the passenger seat; and biasing means for biasing the seat pan in a default position.

Abstract: A row of a plurality of adjacent seats supported by a support frame. The seat includes a seat back, a seat pan and a leg rest. The leg rest of each seat includes a leg support surface and is mounted relative to the seat frame in a manner to allow it to move between (a) a stored condition and (b) a fully deployed condition where the seat pan and the leg rest support surface are substantially coplanar. The leg rest and seat pan of each seat in the row can cooperate to define a reconfigurable horizontal support surface for at least one passenger.

Abstract: An aircraft with a fuselage that comprises a framework structure having at least one hollow frame that is integrally formed in one piece and comprises fiber reinforced polymers, the at least one hollow frame defining an integrated ventilation air duct that is adapted for guiding ventilation air into the aircraft.

Abstract: For gains in terms of aerodynamic performance levels, an aircraft engine assembly includes a turbomachine, a fastening strut for the turbomachine, and at least one foldable ventilator cover which surrounds the turbomachine and which includes: a first cover sector which includes a first end portion which is mounted so as to be articulated to the fastening strut, along a first articulation axis, and a second cover sector which includes a first end portion which is mounted so as to be articulated to a second end portion of the first cover sector, along a second articulation axis parallel with the first articulation axis. The second end portion is mounted so as to be guided at one side and the other thereof by a thrust inverter cover of the engine assembly and an air inlet structure of this assembly, respectively.

Abstract: Electric aircraft, including in-flight rechargeable electric aircraft, and methods of operating electric aircraft, including methods for recharging electric aircraft in-flight, and method of deploying and retrieving secondary aircrafts.

Abstract: The present disclosure includes a method, article of manufacture, and system for averting an overweight landing of an aircraft having a maximum landing weight (MLW). The method, article, and system may comprise, mutatis mutandis, determining a flight plan, receiving sensor data, determining, in response to the sensor data, that a predetermined event has occurred, receiving, in response to the predetermined event, an updated destination, computing, aircraft weight at the updated destination (WAD), comparing the WAD to the MLW, and/or generating, in response to the sensor data, an updated flight plan when the WAD exceeds the MLW.

Abstract: A screen element for a fuel system includes a first screen and a second screen. The first screen defines a first aperture and the second screen defines a second aperture. The first aperture and the second aperture are arranged out of circumferential alignment with one another such that a torturous flow path is defined through the apertures for capturing particles smaller than the apertures in a collection cavity defined between the screens.

Abstract: The invention relates to an electrical energy generator system (20) for an aircraft (10), the system comprising a streamlined fairing (21) containing at least one turbine (22) housed in the front portion (21a) of the fairing (21), and an electrical energy generator (23) connected to said turbine. The front portion (21a) of the fairing (21) is fitted with air admission means (26) that are movable between an open position in which the turbine (22) is exposed to the stream of air outside the fairing (21) and a closed position in which the turbine (22) is masked inside the fairing (21). The invention serves to reduce the aerodynamic drag usually caused by turbulence present at a wing tip for a conventional wing having sharp edges during stages of takeoff, climbing, and cruising; and during stages of descent it makes it possible to recover the kinetic and potential energy that has been accumulated by the aircraft during its stages of climbing and cruising.

Abstract: An antenna cover of an aircraft including: a cover that protects an antenna mounted in the aircraft; a conductive layer having conductivity that is provided on an outer side of the cover; and a rain erosion boot that covers one region of the conductive layer, wherein the rain erosion boot includes a main material having an insulating property, is given conductivity, and is grounded to an airframe via the conductive layer, or the rain erosion boot includes a main material having an insulating property, and is given hydrophilicity.

Abstract: Specified is a lightning protection layer for an aircraft. The lightning protection layer has a first stratum and a second stratum. The second stratum is coupled to the first stratum along a connecting surface. The first stratum has a metal foil and the second stratum has carbon allotropes. It is thus made possible that damage to a structure of the aircraft by lightning strike is reduced.

Abstract: The disclosure herein relates to ensuring the mutual understanding between a remote maintenance support engineer guiding a maintenance engineer intervening on an aircraft, and concerns a system of prevention comprising first and second communication terminals to enable the maintenance engineer and remote maintenance support engineer to exchange information with each other, the information including oral guidance instructions given by the maintenance support engineer and oral responses given by the maintenance engineer relating to the execution of the instructions, a voice recognition device configured for transforming the oral instructions and responses into textual instructions and responses, a semantic analysis device configured for comparing the textual instructions with the textual responses in order to detect any possible inconsistency between the instructions and the responses, and a warning device configured for generating a warning when an inconsistency is detected between the instructions and the res

Abstract: A multiple stage orbital delivery vehicle that uses tractor propulsion to launch the vehicle into space. Only the upper stage of the vehicle includes an engine and avionics allowing the lower stages to be only liquid propellant tanks that may be dumped when empty. The liquid propellant may be either monopropellant or bi-propellant. The upper stage may include multiple nozzles that burn the propellant. Alternatively, the upper stage may include an aerospike engine instead of nozzles. The multiple stage orbital delivery vehicle may be air launched from an airborne aircraft or may be launched from the ground.

Abstract: Disclosed herein is an improved door system for a satellite deployer for storing, transporting, and deploying space payloads, as well as the method of its use. The satellite deployer's door system as described herein allows for increased efficiency due to the configuration of the mechanical structures used in the satellite deployment process.

Abstract: Apparatus for receipt and select accumulation of individual articles so as to form an article group, and subsequent transfer of the article group in furtherance of cartoning same, is provided. The apparatus includes a track assembly, an article receiver and an article group advancer. The track assembly delimits a track travel path, the track travel path characterized by an individual article ingress segment, and an article group egress segment. The article receiver is operatively supported by the track assembly for travel corresponding to the track travel path, the article receiver receiving individual articles at the article ingress segment of said track travel path.

Abstract: A device for filling and closing disposable bags for containing banknotes comprises an upper container for temporarily housing banknotes, provided with a bottom with an opening for the exit of the banknotes from the container, a piston for pushing the banknotes towards the opening on the bottom of the container, a bag made of flexible plastic film, intended to be filled with the banknotes temporarily housed in the container, a support for the bag containing the banknotes, vertically movable through controlled lowering means and placed below the container, sealing bars arranged between the upper container and the movable support, and an electromagnetic stop element that can be controlled to lock the movable support with respect to the sealing bars, said electromagnetic stop element consisting of an electromagnet applied to the movable support and of a fixed element made of ferromagnetic material, adapted to face the electromagnet in operative condition.

Abstract: A reinforcing bar bending machine detachably mounts a wire reel thereto, feeds a wire from the mounted wire reel to a guide part provided at a tip portion of a binding machine main body, curls the wire at the guide part, feeds the wire around reinforcing bars to wind around reinforcing bars, cuts the wire with a wire cutting mechanism, and twists the wound wire to bind the reinforcing bars. The wire cutting mechanism is a cutter including a moveable blade configured to slide or swing to a fixed blade or to rotate inside the fixed blade and to cut the wire. The guide part is provided with a holding device to hold a cut end portion-side of the wire cut and separated in conjunction with a cutting operation of the moveable blade. The holding device bends and holds the cut end portion-side of the cut and separated wire.

Abstract: A reinforcing bar bending machine mounts a wire reel, feeds a wire from the wire reel to a guide part, curls the wire at the guide part, cuts the wire to bind reinforcing bars. The guide part includes a guiding part, a cutting part, a curl guide, first, second and third guide members. The guiding part guides the wire from the wire reel. The cutting part cuts the wire. The curl guide guides the wire fed from the guiding part or the cutting part to curl the fed wire. The first and third guide members guide an outer side of the wire to be bent. The second guide member guides an inner side of the wire to be bent. The first, second and third guide members are arranged in order from the guiding part. Any one of the first, second and third guide members serves as the cutting part.

Abstract: A plant for filling and capping a container is disclosed. The plant comprises a transfer unit configured to feed the container along a feeding path. The transfer unit is connected to a filling drum via an outlet station, and connected to a capping drum via an net station. The transfer unit also has an outlet segment at the outlet station, which is straight and tangent to the filling drum, and an net segment at the net station, which is straight and tangent to the capping drum.

Abstract: A letter number specifying unit specifies a letter number of a sealed letter to be informed to a user, based on a content of a transfer error detected by an error detector. A searching unit searches a letter-number-specific print content table, in which letter number identification information for identifying each letter number, and print content information indicating a content of an image to be printed on a sheet which forms the sealed letter of each letter number are associated with each other, and finds the print content information associated with the letter number identification information of a letter number identification code read by a code reader from the sheet which forms the sealed letter of the letter number specified by the letter number specifying unit. An information displaying unit displays the print content information found by the searching unit on a display.

Abstract: A method of removing a wrapping material from the outer surface of a bale of material including the steps of moving the bale of material to a cutting station, cutting wrapping material along a length of the bale, moving a plurality of rollers into contact with the wrapping material, rotating the rollers relative to the wrapping material until first and second ends of the wrapping material are free to move relative to an outer surface of the bale, placing a first spear of a material wind-up system between the outer surface of the bale and the wrapping material, rotating the material wind-up system to wind the wrapping material around first and second spears, positioning the first and second spears in a generally horizontal plane, and stripping the wrapping material from the first and second spears with a fin that extends downwardly from a carriage of a material removal system and between the first and second spears of the material wind-up station by sliding the carriage toward a distal end of the first and sec

Abstract: An automated container cutting apparatus configured to cut various sized rectilinear containers without unnecessary costs or lack of transportability. The automated container cutting apparatus includes a right angle transfer conveyor that positions a container in a first cutting position. The apparatus also includes a cutting mechanism configured to cut the container on two adjacent edges while in the first cutting position. The cutting mechanism further includes two cutting elements supported at right angles to one another for horizontally cutting a container on two adjacent edges.

Abstract: Disclosed is a rotary table machine for container treatment, comprising a carousel with container receptacles for conveying containers, wherein the container receptacles are arranged at a regular spacing along a circular path about an axis of rotation of the carousel by means of a machine pitch, characterized in that the carousel and a rotary transducer are connected via a transmission such that, when the carousel rotates about a machine pitch, the rotary transducer emits and/or processes a whole-number multiple of a periodic value increment as a position signal, a signal transmitter is designed to detect a reference mark on the carousel and for emitting a reference mark signal on the basis thereof, and a signal processing device is designed to process the position signal and the reference mark signal in order to regulate the position of the carousel and to control the container receptacles.

Abstract: A labeling machine including a substrate, an assembling element, a carrying shaft, a driving module, a labeling module, a peeling unit and a furling shaft is provided. The assembling element is disposed at one side of the substrate allowing it to be installed onto a robot. The carrying shaft is disposed on the substrate, and a label base with multiple labels is assembled on the carrying shaft. The driving module and the labeling module are disposed on the substrate. The peeling unit, the carrying shaft and the furling shaft are all disposed at the same side of the substrate. The furling shaft controlled by the driving module is used to furl the label base. When the label base wraps around the peeling unit and the driving module drives the furling shaft to rotate, the labeling module near by the pressing unit would capture the label protruded from the label base.

Abstract: Polyesters compositions comprising gas barrier enhancing additives and containers comprising such polyester compositions are provided herein. Also provided are methods for preparing polyester containers comprising said gas barrier enhancing additives. The polyester containers of the present invention exhibit decreased permeability to gases thereby providing improved shelf-life.

Abstract: A drawn and ironed can body includes relatively thick base having a relatively large standing ring and a beveled outer wall, enhancing the pressure rating of the can body for use with aerosols. A combination steel aerosol end and aluminum can body includes a seam that overcomes or improves prior art fracture problems.

Abstract: A balloon anchor and a table top centerpiece for anchoring a balloon filled with a substance that is lighter than the surrounding ambient air is disclosed. The centerpiece has a bottom wall and one or more sidewalls. The centerpiece provides a fill material receiving space for receiving decorative fill material below the rim. The bottom wall has a balloon anchor member.

Abstract: The invention relates to a flexible container (10.1; 10.2) for sealed connection to a process unit (20), wherein a vacuum is applied to chambers (12, 22) opening into one another. According to the invention, a receptacle for a support apparatus (30.1; 30.2; 30.3) or the support apparatus (30.2) itself is arranged in or on the wall (14.1; 14.3) of the container (10.1; 10.2). The invention further relates to a filling device (30) and a filling method for such a container.

Abstract: A container formed of a blank (2) consisting of first, second, third, fourth and fifth panels (4, 6, 8, 10, 12), respectively. The first, second, third, fourth and fifth panels (4, 6, 8, 10, 12) include respective top sealing sub-panels (14, 16, 18, 20, 22), of an outwardly bowed form bounded inwardly by respective score lines (15, 17, 19, 21, 23). The first, second, third, fourth and fifth panels (4, 6, 8, 10, 12) also include respective bottom sealing sub-panels (24, 26, 28, 32, 34) of a per se known form. The first and third panels (4, 8) also include respective intermediate panels (34,38) which are each uninterrupted by score lines, except that one intermediate sub-panel (38) is formed with a through hole (40) for receiving a pour spout fitment. The second and fourth panels (6, 10) include respective intermediate sub-panels (36, 40) which are divided by score lines into respective sub-sub-panels (42, 44), identically as between the sub-panels (36, 40).

Abstract: A snack food container having a square base, side walls substantially consisting of four right triangular panels and two isosceles triangular panels, and a flat, two dimensional end seal. The container is opened by use of a tear feature just below the end seal. The container is of paperboard construction with a barrier lining.