A method of forming a metal workpiece is disclosed herein. The method includes applying a concentrated energy to a core wire to form melted material, and forming a metallic component from the melted material based on the concentrated energy. The core wire comprises at least two internal compartments. A first internal compartment of the at least two internal compartments comprises a first powdered material. A second internal compartment of the at least two internal compartments comprises a second powdered material. The electric current heats the core wire, the first powdered material, and the second powdered material to generate the melted material.
A valve heating arrangement includes a valve housing body comprising a heat conductive material and which incorporates one or more infrared heater elements mounted into one or more enclosed recesses provided on or integrally formed with a valve housing body, the one or more recesses having at least one wall defined by a closure of transparent material selected to allow infrared radiation of a first wavelength range to pass therethrough but to block passage of infrared radiation of a second, different, wavelength range from passing therethrough. The arrangement further includes means for providing power to the one or more infrared heating elements to emit infrared radiation across the first and second wavelength ranges.
A pneumatic de-icing system is provided. In some embodiments, the pneumatic de-icing system includes a de-icer flow valve, an accumulator, and a source control valve. The source control valve is configured to supply pressurized air to the at least one de-icer flow valve from either the accumulator or a pressurized cabin depending on a differential air pressure between an air pressure in the pressurized cabin and an ambient air pressure surrounding an aircraft. In some embodiments, pneumatic de-icing system includes a de-icing assembly, a pneumatic inlet valve, a de-icer flow valve, and an ejector. The de-icer flow valve is configured to supply pressurized air to the pneumatic inlet valve during an icing event. The ejector is configured to supply a vacuum to the pneumatic inlet valve.
B64D 15/16 - De-icing or preventing icing on exterior surfaces of aircraft by mechanical means, e.g. pulsating mats or shoes attached to, or built into, surface
B64D 13/02 - Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space the air being pressurised
B64D 13/06 - Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space the air being conditioned
A cargo handling system is provided. The cargo handling system includes a set of first power drive units, a set of second power drive units, and a controller. Each of the set of first power drive units and the set of second power drive units includes a drive roller, a motor configured to rotate the drive roller; and an infrared sensor. The controller is configured to send a command to engage the drive roller of each of the set of first power drive units to drive a cargo in a first direction and, responsive to receiving a first signal from the infrared sensor from a first power drive unit in the set of second power drive units, send a command to disengage a drive roller of a paired first power drive unit in the set of first power drive units.
An integrated ice detector and ice protection system is provided. The integrated ice detector and ice protection system includes an electric resistance heater element layer, a sensing element, and at least one second electrically insulative layer positioned between the electric resistance heater element layer and the at least one first electrically insulative layer with the sensing element. The sensing element is disposed in at least one first electrically insulative layer and wherein the sensing element is positioned outward from the electric resistance heater element layer.
B64D 15/12 - De-icing or preventing icing on exterior surfaces of aircraft by electric heating
B64D 15/20 - Means for detecting icing or initiating de-icing
G01V 3/02 - Electric or magnetic prospecting or detectingMeasuring magnetic field characteristics of the earth, e.g. declination or deviation operating with propagation of electric current
6.
CARBON NANOTUBE CONSOLIDATED IN SILICONE FOR RESISTIVE HEATING SYSTEM
A resistive heating system is provided. The resistive heating system includes a first silicone rubber sheet, a carbon nanotube (CNT) yarn where the CNT yarn is configured to be embedded in a first side of the first silicone rubber sheet, a set of conductive wire leads where each of the set of conductive wire leads is configured to be coupled to opposite ends of the CNT yarn, and a second silicone rubber sheet. A first side of the second silicone rubber sheet is configured to be coupled to the first side of the first silicone rubber sheet thereby embedding the CNT yarn and at least a portion of the conductive wire leads between the first silicone rubber sheet and the second silicone rubber sheet.
H05B 3/14 - Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
B64D 15/12 - De-icing or preventing icing on exterior surfaces of aircraft by electric heating
H05B 3/18 - Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being embedded in an insulating material
H05B 3/36 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs heating conductor embedded in insulating material
A preform tooling arrangement includes a base plate comprising a male die surface and a stripper plate comprising a female die surface. A plurality of perforations are disposed in the base plate and/or the stripper plate. The stripper plate is moveable with respect to the base plate. The preform tooling arrangement is configured to receive a fibrous preform between the male die surface and the female die surface. The preform tooling arrangement is a dual-purpose fixture configured to accommodate z-needling and densification, all while the fibrous preform remains in the same fixture (i.e., the preform tooling arrangement). The perforations are configured to receive one or more textile needles for through thickness reinforcement of the fibrous preform.
B28B 23/22 - Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material wherein the elements are reinforcing members assembled from preformed parts
B28B 7/16 - Moulds for making shaped articles with cavities or holes open to the surface
B28B 7/34 - Moulds, cores, or mandrels of special material, e.g. destructible materials
A method for performing a through thickness reinforcement process on a fibrous preform includes moving a plurality of needles from a retracted position to an extended position with respect to a housing. The method further includes penetrating a veil cloth and the fibrous preform with the plurality of needles, moving a through thickness fiber from the veil cloth at least partially into the fibrous preform in response to the fibrous preform being penetrated with the plurality of needles, moving the plurality of needles from the extended position to the retracted position, rotating a feeder spool and a take up spool to move the veil cloth with respect to the fibrous preform, and lifting a needled portion of the veil cloth from the fibrous preform in response to the feeder spool and the take up spool rotating.
D04H 1/46 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
D06H 7/00 - Apparatus or processes for cutting, or otherwise severing, specially adapted for the cutting, or otherwise severing, of textile materials
9.
EXPANDABLE MALE DIE BLADDER FOR MATCH DIE SHAPE-FORMING SYSTEMS AND METHODS
A shape forming tool for pre-carbonization compression of a fibrous preform includes a female forming tool comprising a die recess, a support structure moveable with respect to the female forming tool, and at least one bladder coupled to the support structure and configured to be received into the die recess. The support structure is configured to move the bladder(s) with respect to the female forming tool. The bladder(s) is/are configured to be inflated to apply a compressive force to compress and form a fibrous preform between the bladder(s) and the female forming tool.
A shoe for use with a hydraulic piston motor or pump is disclosed herein. The shoe includes an upper portion configured to receive the hydraulic piston, a lower portion configured to contact a swashplate, a counterbore formed in the lower portion, a vertical channel extending through the upper portion and the lower portion into the counterbore, and a seal disposed within the counterbore and extending around a circumference of the counterbore.
A composite component is provided. The composite component includes an internal structure, a composite structure formed around at least a portion of the internal structure, and a protective sleeve formed around at the composite structure.
Aircraft and aircraft ice protection systems include an aircraft environmental control system having a heat exchanger, a supply line fluidly connecting an output of the heat exchanger to a component ice protection element associated with a component of an aircraft, a primary control valve arranged along the supply line, and a controller configured to control operation of the primary control valve to supply air from the heat exchanger along the supply line to the component ice protection element.
An inflatable raft, having: a base, a sidewall, front and back ends, first and second opposite sides; a first tubular member extending between the sides to define a first arch; and a second tubular member extending from the back end to the first tubular member at a weld joint to define a second arch, at the weld joint the first tubular member has a first diameter, the second tubular member has, end to end, a second diameter that is smaller than the first diameter, and adjacent to the weld joint, the first tubular member has a third diameter that is the same as the second diameter.
Aircraft ice protection systems and methods include an aircraft component having an internal layer and an external layer, a piezoelectric actuator element embedded within the aircraft component between material of the internal layer and the external layer, and a control system operably connected to the piezoelectric actuator element and configured to drive actuation of the piezoelectric actuator element to at least one of remove ice formed on the aircraft component and prevent the formation of ice on the aircraft component.
A method of manufacture can comprise: treating a surface of a polymeric substrate with a laser induced graphene; and bonding a metallic layer to the laser induced graphene.
A piezoelectric deicing system is disclosed herein. The piezoelectric deicing system includes a flexible piezoelectric patch array including a plurality of piezoelectric devices, the plurality of piezoelectric devices configured to vibrate in response to a voltage applied at a frequency, an protective material surrounding the flexible piezoelectric patch array, wherein the protective material and the flexible piezoelectric patch array are configured to conform to a surface, and a controller operatively coupled to each of the plurality of piezoelectric devices, wherein the controller is configured to operate the plurality of piezoelectric devices over a frequency range for a period of time, the frequency applied to each of the plurality of piezoelectric devices changing by a sweep rate.
B64D 15/16 - De-icing or preventing icing on exterior surfaces of aircraft by mechanical means, e.g. pulsating mats or shoes attached to, or built into, surface
B06B 1/02 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy
B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
H10N 30/20 - Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
A hybrid deicing system is disclosed herein. The hybrid deicing system includes a first deicing system coupled to a high critical zone of a control surface, the first deicing system providing thermal energy to the high critical zone of the control surface to remove ice from the control surface, a second deicing system coupled to a low critical zone of the control surface, the second deicing system configured to vibrate the control surface to remove ice from the control surface, and a controller configured to control the first deicing system and the second deicing system.
A method for in-situ compaction during z-fiber reinforcement of a dry fiber preform is provided. The method includes positioning a needling assembly adjacent to the dry fiber preform, compacting, via a compaction foot of the needing assembly, the dry fiber preform in a first direction, and needling, via a set of barbed needles, at least a portion of the dry fiber preform beneath a surface of the compaction foot in the first direction.
A sustainable hybrid piezoelectric matrix ice protection system is provided. The system includes at least one energy harvester and anti-icing device and an energy storage device. Responsive to electrical power generated by the at least one energy harvester and anti-icing device being greater than a first threshold, the at least one energy harvester and anti-icing device stores the electrical power in the energy storage device. Responsive to the electrical power generated by the at least one energy harvester and anti-icing device being less than the first threshold, the at least one energy harvester and anti-icing device generates continuous, low-frequency vibrations for anti-icing.
B64D 15/16 - De-icing or preventing icing on exterior surfaces of aircraft by mechanical means, e.g. pulsating mats or shoes attached to, or built into, surface
B06B 1/06 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
B64D 15/22 - Automatic initiation by icing detector
H02N 2/18 - Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
H10N 30/20 - Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
H10N 30/30 - Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
A cleaning arrangement for cleaning an interior volume of a tank, the arrangement comprising: a plurality of ultrasonic transducers mounted to a support body to be mounted to the tank, in use, and means for providing electrical power to the transducers, wherein the transducers are mounted to the support body such that, when the support body is mounted to the tank, in use, and when power is supplied to the transducers, the transducers generate ultrasonic waves throughout the interior of the tank.
A method for determining build parameters for a wire arc additive manufacture machine (WAAM) is disclosed herein. The method includes receiving, by a processor, a plurality of input parameters for a WAAM process for building a component, calculating a melt pool size for the WAAM process based at least in part on the plurality of input parameters, calculating solidification parameters for a material being used for the WAAM process, determining one or more structural transition points during WAAM process for building the component, the one or more structural transition points indicating an internal microstructure of the component, generating a build file in response to the one or more structural transition points indicating that the internal microstructure of the component meets a threshold, the build file including build parameters for use by a WAAM machine, and instructing, the WAAM machine to build the component using the build file.
A system for carbon dioxide emission recovery is disclosed herein. The system includes a reformer configured to convert an input into hydrogen and carbon monoxide and a methanization reactor coupled to the reformer. The methanization reactor is configured to receive carbon dioxide from one or more off gases of a carbon/carbon (C/C) preform production process, receive the hydrogen and the carbon monoxide from the reformer, convert the hydrogen, the carbon monoxide, and the carbon dioxide via methanization to produce methane, and supply the produced methane to at least one of the C/C preform production process or another system for heat generation.
C07C 1/12 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon dioxide with hydrogen
23.
CARBON-CARBON (C/C) CHEMICAL VAPOR INFILTRATION (CVI) SYSTEM FOR MANUFACTURING C/C BRAKES WITH NEAR ZERO CARBON EMISSION
A system is provided for carbon dioxide (CO2) emission recovery. The system includes a methanization reactor. The methanization reactor is configured to receive CO2 separated from one or more off gases of a brake manufacturing process, receive hydrogen (H2) produced from an electrolysis process, convert the CO2 and the H2 via methanization reaction to produce methane (CH4), and supply the produced CH4 to at least one of a carbon/carbon (C/C) preform production process or another system for heat generation.
A cargo restraint assembly for a cargo handling system is provided. The cargo restraint assembly includes a restraint device and an automated latching mechanism coupled to the restraint device. The restraint device includes a shaft and a torque transmitting pin positioned within the shaft and configured to rotate the shaft. The automated latching mechanism includes a motor, a motor coupling shaft coupled to the motor, and a latch coupling shaft coupled to the torque transmitting pin and configured to interface with the motor coupling shaft. Responsive to the motor being commanded to activate the restraint device, the motor rotates the motor coupling shaft in a first rotational direction. Responsive to the motor coupling shaft rotating, the motor coupling shaft rotates the latch coupling shaft in the first rotational direction. Responsive to the latch coupling shaft rotating, the latch coupling shaft rotates thereby causing the restraint device to engage the ULD.
A method for controlling brake assemblies of a vehicle is provided. Receiving a deceleration of each wheel assembly of a plurality of wheel assemblies of the vehicle. Comparing the deceleration of each wheel assembly to an average deceleration of the plurality of wheel assemblies. Responsive to one or more of the deceleration of each wheel assembly of one or more wheel assemblies being outside a predetermined range of the average deceleration of the plurality of wheel assemblies, reporting a warning message to a maintenance crew to inspect one or more brake assemblies associated with the one or more wheel assemblies.
B60T 8/74 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration responsive to a difference between a speed condition, e.g. deceleration, and a fixed reference sensing a rate of change of velocity
B60T 8/17 - Using electrical or electronic regulation means to control braking
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 8/58 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration responsive to speed and another condition or to plural speed conditions
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
A rinse arrangement for cleaning an interior volume of a tank. The arrangement includes: a rinse nozzle having a rotary head via which rinse fluid is sprayed as the head rotates about a rinse nozzle axis A; a telescopic mechanism attached to the rotary head movable between a retracted position and an extended position along the rinse nozzle axis A; a biasing means to bias the telescopic mechanism to the retracted position; means for applying rinse fluid to the rinse nozzle alternately at a low pressure and a high pressure. The low pressure causes the fluid to spray from the rotary head and causes rotation of the rotary head around the axis due to the force of the spraying of the fluid, but the low pressure being insufficient to overcome the bias.
A method of manufacturing a metal component with an anti-microbial molecular layer may comprise: disposing the metal component in a piranha solution; washing the metal component; and grafting a surface of the metal component with a Si-Quat or hybrid Si-Quat molecular layer.
B05D 3/02 - Pretreatment of surfaces to which liquids or other fluent materials are to be appliedAfter-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
B05D 3/10 - Pretreatment of surfaces to which liquids or other fluent materials are to be appliedAfter-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by other chemical means
B05D 5/00 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
C23C 22/50 - Treatment of iron or alloys based thereon
Systems and methods for forming an oxidation protection system on a composite structure. An oxidation protection system disposed on an outer surface of a substrate includes a boron layer disposed over the outer surface, the boron layer comprising a boron compound and a first glass compound. The oxidation protection system further includes a silicon layer disposed on the boron layer, the silicon layer comprising a silicon compound and a second glass compound.
A valve assembly has a housing and a valve shaft rotatable in the housing. A sensor assembly detects the position of the valve shaft. The sensor assembly has an indicator on the housing; and a position sensor on the valve shaft configured to detect a feature of the indicator to determine the position of the valve shaft.
F16K 37/00 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
30.
REPAIR OF HIGH VALUE THERMOPLASTIC STRUCTURES USING AUTOMATED FIBER PLACEMENT
A method for repairing a thermoplastic part in situ is disclosed herein. The method includes identifying damage on a thermoplastic part, applying a thermoplastic replacement ply to the damage on the thermoplastic part, and consolidating the thermoplastic replacement ply onto the thermoplastic part to weld the thermoplastic replacement ply to the thermoplastic part.
B29C 73/10 - Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass using preformed elements using patches sealing on the surface of the article
B29C 73/26 - Apparatus or accessories not otherwise provided for for mechanical pretreatment
A brake system is disclosed herein. The brake system includes a pressure plate, an end plate, a plurality of rotating discs positioned between the pressure plate and the end plate, an electromechanical brake actuator controller, and an electromechanical brake actuator including a ball screw configured to extend to exert force on the pressure plate, the electromechanical brake actuator operatively coupled to the electromechanical brake actuator controller. Responsive to receiving a command from the electromechanical brake actuator controller, the electromechanical brake actuator is configured to retract the ball screw away from the pressure plate to at least a zero-touch point.
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 7/12 - Brake-action initiating means for automatic initiationBrake-action initiating means for initiation not subject to will of driver or passenger
B60T 8/17 - Using electrical or electronic regulation means to control braking
F16D 55/38 - Brakes with a plurality of rotating discs all lying side by side mechanically actuated
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
F16D 66/00 - Arrangements for monitoring working conditions of brakes, e.g. wear or temperature
A method of manufacturing a thermoplastic part is disclosed herein. The method includes applying a glass fiber thermoplastic material onto a substrate, applying a carbon fiber thermoplastic material onto the substrate and over the glass fiber material, heating the carbon fiber material to generate heat in the carbon fiber material to heat the glass fiber material, and pressing the glass fiber material and the carbon fiber material onto the substrate.
B29C 70/38 - Automated lay-up, e.g. using robots, laying filaments according to predetermined patterns
B29C 70/02 - Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising combinations of reinforcements and fillers incorporated in matrix material, forming one or more layers, with or without non-reinforced or non-filled layers
A method is disclosed herein. The method includes mixing a plurality of metal powders to form a blended powder, pressing the blended powder to form a porous sheet of compacted powder, cutting the porous sheet to form a plurality of cross sections, performing a diffusion bonding process on the plurality of cross sections to bond the plurality of cross sections together forming a near net shape preform, the near net shape preform being denser than the porous sheet, and consolidating the near net shape preform to form a full density near net shape component.
B22F 3/16 - Both compacting and sintering in successive or repeated steps
B22F 3/24 - After-treatment of workpieces or articles
B23K 20/10 - Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating making use of vibrations, e.g. ultrasonic welding
A friction disk is provided. The friction disk includes a friction disk core, a first wear liner located over a first surface of the friction disk core, a second wear liner located over a second first surface of the friction disk core, a washer, and a rivet. The first wear liner and the second wear liner are coupled to the friction disk core via the rivet. The washer is configured to be positioned at a distal end of the rivet, such that, in response to the distal end of the rivet being upset forming an upset head, the upset head pushes against the washer thereby spreading a load of the upset head to at least one of the first wear liner or the second wear liner.
A method is provided for providing oxidation protection and wear improvement for a densified carbon/carbon (C/C) friction disk. The method includes applying a first coating to a radially inward non-wear surface and a radially outward non-wear surface of the densified C/C friction disk and applying a second coating to the radially inward non-wear surface, the radially outward non-wear surface, and the wear surfaces of the densified C/C friction disk.
F16D 55/24 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with a plurality of axially-movable discs, lamellae, or pads, pressed from one side towards an axially-located member
F16D 69/00 - Friction liningsAttachment thereofSelection of coacting friction substances or surfaces
36.
FORCE CONTROL FOR AN ELECTROMECHANICAL BRAKE ACTUATOR
A brake system is disclosed herein. The brake system includes an electromechanical brake actuator, a pressure plate, an end plate, a ball screw positioned between the electromechanical brake actuator and the pressure plate, and a plurality of rotating discs positioned between the pressure plate and the end plate. The electromechanical brake actuator is configured to extend the ball screw to a ball screw position to apply a requested force to the pressure plate towards the end plate thereby forcing the plurality of rotating discs together in an axial direction in order to reduce a rotational speed of the plurality of rotating discs. The ball screw is extended by the electromechanical brake actuator to the ball screw position based on a worn state of the plurality of rotating discs and a stiffness curve for the electromechanical brake actuator that represents force versus ball screw position for the worn state.
B60T 8/92 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means automatically taking corrective action
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
B60T 8/88 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
F16D 55/38 - Brakes with a plurality of rotating discs all lying side by side mechanically actuated
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
A method for decreasing a wear rate at a core-liner interface between a core component and a wear liner component of a core-liner brake stack configuration and increasing the life of the core component is disclosed herein. The method includes coating a surface of a substrate with a ceramic solution, wherein the substrate is a first surface of the core component or a second non-wearing surface of the wear liner component, wherein the first surface of the core component and the second non-wearing surface of the wear liner component meet to form an interface between the core component and the wear liner component, drying the coated surface to produce oxide particulates within the substrate, forming a coated brake disk by coupling the wear liner component onto the core component, wherein the coated brake disk includes the coated surface, and installing the coated brake disk in a multi-disk brake system.
Systems and methods for implementing an interactive digital assistant in an aircraft cabin environment. In embodiments, the system includes a hologram generator configured to display a hologram in the aircraft cabin, a sensor subassembly for determining positional information of a receiver of information in the aircraft cabin, and a controller including a processor configured to determine, based on an output from the sensor subassembly, a position of the receiver or information in order to operate the hologram generator to project the hologram to communicate information to the receiver of information based on the determined positional information. In some embodiments, the hologram is interactive, configured to communicate information, demonstrate use of the equipment, and communicate with other systems to control equipment.
A cargo restraint assembly for a cargo handling system is provided. The cargo restraint assembly includes a base assembly. The base assembly includes a plunger. Responsive to being activated, the plunger is configured to extend in a first direction into an opening within a modular container thereby restraining the modular container in a second direction, the second direction being perpendicular to the first direction. The base assembly further includes a compression spring. The compression spring provides a restraint to keep the plunger locked in an outwardly extended state in an activated state or locked in an inwardly retracted state in a deactivated state.
A cargo restraint assembly for a cargo handling system is provided. The cargo restraint assembly includes a base assembly. The base assembly includes a plunger, a compression spring, and an attenuation lock. Responsive to being activated, the plunger is configured to extend in a first direction into an opening within a modular container thereby restraining the modular container in a second direction, the second direction being perpendicular to the first direction. The compression spring provides a restraint to keep the plunger locked in an outwardly extended state in an activated state or locked in an inwardly retracted state in a deactivated state. The attenuation lock is configured to block the plunger from attenuating from the activated state unless acted upon by an actuation/de-actuation lever.
A demister heater includes a tubular heater body comprising a spirally wound electrical conductor embedded in a tube of high thermally conductive resin. The tubular body is sized to fit within a demister tube through which air passes.
A method for decreasing wear rate of a brake stack or a heat sink and increasing a brake life of the brake stack or the heat sink is disclosed herein. The method includes applying a thin film to a wear surface of a C/C substrate, the thin film including a ceramic tape, thereby forming a coated wear surface, wherein the ceramic tape comprises at least one of nano ceramic binary oxide particulates, doped nano ceramic binary oxide particulates, or nano ceramic ternary oxide particulates, heating the coated wear surface to bond the ceramic tape to the wear surface of the C/C substrate, and installing the coated wear surface of the C/C substrate to a multi-disk brake system.
A method for infiltrating a wear liner is disclosed herein. The method includes infiltrating a ceramic solution into a carbon/carbon (C/C) substrate, drying the C/C substrate to produce oxide particulates within the C/C substrate, and densifying the C/C substrate, including heating the C/C substrate and oxide particulates to a first temperature, wherein heating the C/C substrate during the densifying avoids promoting a reaction between the oxide particulates and the C/C substrate.
A heated valve assembly includes a valve and a valve assembly. The valve assembly includes a valve seat extending across the flow passage and a moveable valve member movable in the flow passage relative to the valve seat between a closed position, in which the moveable valve member is sealing engaged with the valve seat to prevent flow of fluid in the flow passage past the valve assembly, and an open position in which the moveable valve member is moved out of sealing engagement with the valve seat. The valve seat includes a valve seat housing of thermally conductive material, and one or more heater elements incorporated within the valve seat housing.
A cargo controller is disclosed herein. The cargo controller includes a wireless emergency module including an ultra-wide band radio, the wireless emergency module configured to communicate with a plurality of cargo emergency stations of a cargo handling system using the ultra-wide band radio, a wireless control module configured to communicate with a cargo control station of the cargo handling system, a processor, a memory operatively coupled to the processor. The memory includes instructions stored thereon that, when executed by the processor, cause the processor to receive ultra-wide band radio signals from the plurality of cargo emergency stations, determine a location within the cargo handling system based on the received ultra-wide band radio signals, and transmit the location to the cargo handling system.
A system is provided for energy recovery. The system includes a heat recovery unit. The heat recovery unit is configured to receive at least one of heat or steam from a methanization reactor operating to convert carbon dioxide (CO2) and supplied hydrogen (H2) via methanization to produce methane (CH4), generate energy using at least one of the heat or the steam from the methanization reactor, and supply the generated energy to at least one of a carbon/carbon (C/C) preform production process, a separator, or another system.
B01D 53/76 - Gas phase processes, e.g. by using aerosols
C07C 1/12 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon dioxide with hydrogen
47.
ICE PROTECTION SYSTEM HAVING MEMORY-BASED ICE REMOVAL ELEMENTS
A protection system including a removal element having shape-memory characteristics. The shape-memory characteristics have been configured to define a first shape of the removal element and a second shape of the removal element. When the removal element is in the first shape, the removal element is in a first position with respect to a to-be-protected (TBP) region of a structure. When the removal element is in the second shape, the removal element is in a second position with respect to the TBP region of the structure. The removal element is responsive to an activation that prompts the removal element to, under influence of the shape-memory characteristics, take on the second shape.
B64D 15/16 - De-icing or preventing icing on exterior surfaces of aircraft by mechanical means, e.g. pulsating mats or shoes attached to, or built into, surface
B29C 61/06 - Making preforms having internal stresses, e.g. plastic memory
A brake control system includes a servo valve and a brake control unit in electronic communication with the servo valve. The servo valve is configured to receive a hydraulic fluid and provide the hydraulic fluid to apply braking force to a wheel via a hydraulic line. The brake control unit is configured to calibrate the servo valve and determine whether a calibration of the servo valve was successful. In response to the calibration of the servo valve being successful, the brake control unit can operate the servo valve in an open-loop system. In response to the calibration of the servo valve being unsuccessful, the brake control unit can operate the servo valve in a closed-loop system.
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 8/17 - Using electrical or electronic regulation means to control braking
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
An in-floor adapter for a cargo deck of a cargo handling system may comprise: a plate extending from a proximal end to a distal end; a pocket disposed in the plate, the pocket having a sidewall and a bottom wall; a fitting disposed in the pocket, the fitting configured to mount a leg of a seat; and a slot disposed through the plate, the slot configured to guide an attachment mechanism during installation of the in-floor adapter in the cargo deck.
A method is provided for refurbishing a C/C disk of a first thickness and coated with a first ceramic solution for a second life. The method includes machining the C/C disk of the first thickness to remove a coating of the first ceramic solution from the wear surfaces of the C/C disk of the first thickness. Removing the coating of the first ceramic solution further removes a portion of the C/C disk thereby forming a C/C disk of a second thickness. The second thickness is less than the first thickness. The method further includes coating the wear surfaces of the C/C disk of the second thickness with a second ceramic solution, thereby forming a C/C disk of the second thickness coated with the second ceramic solution. Additionally, the method includes drying the C/C disk of the second thickness coated with the second ceramic solution.
A method is provided for forming a carbon/carbon (C/C) disk with boron nitride (BN) doping. Borazine is generated using a set of borazine precursors. Starting carbon fibers are coated or impregnated with the borazine in an inert atmosphere. The starting carbon fibers are needled into layered fabric and the layered fabric is needled into boards from which a preform is cut, the needling and cutting performed in the inert atmosphere. The borazine in the preform is stabilized to convert the borazine to polyborazylene. The polyborazylene in the preform is cured. The polyborazylene in the preform is then crystalized to form BN particulates. The preform with the BN particulates is carbonized and then densified with pyrolytic carbon.
An extending cargo restraint assembly for a cargo handling system mobile is provided. The extending cargo restraint assembly includes a base assembly, The base assembly includes a primary plunger and a secondary plunger. Responsive to be activated, the primary plunger is configured to extend in a first direction into an opening within a modular container thereby restraining the modular container in a second direction, the second direction being perpendicular to the first direction. Responsive to being activated, the secondary plunger is configured to extend in the second direction within the opening of the modular container thereby further restraining the modular container in the second direction.
A system is provided for carbon dioxide (CO2) emission recovery. The system includes a methanization reactor. The methanization reactor is configured to receive CO2 separated from one or more off gases of a brake manufacturing process, convert the CO2 and supplied hydrogen (H2) via methanization to produce methane (CH4); and supply the produced CH4 to at least one of a carbon/carbon (C/C) preform production process or another system for heat generation.
C07C 1/12 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon dioxide with hydrogen
Methods of making composite drive shafts and manufacturing assemblies thereof are provided. The methods include providing a removable mandrel having a cylindrical shape and assembling a lobe joint member at an end thereof. The lobe joint member includes at least three lobes equally distributed thereabout. A removable end flange is assembled to the lobe joint member at an opposite end of the lobe joint member from the removable mandrel to form a manufacturing assembly. A composite material is applied to an exterior surface of the manufacturing assembly to form a composite tubular that includes the lobe joint member at an end thereof. The removable end flange is removed from the lobe joint member and the removable mandrel is removed from within the composite tubular to form a composite drive shaft comprising the composite tubular and the lobe joint member integrally formed at an end of the composite tubular.
A method for forming a bi-layer coating on a substrate is disclosed herein. The method includes placing the substrate in a chemical vapor deposition (CVD) furnace, the substrate including a surface, applying a reactant vapor to the surface of the substrate to form a first coating, applying methyl trichlorosilane (MTS) to the substrate after applying the reactant vapor to the substrate, and heating the CVD furnace, including the substrate, to a first temperature to form a second coating.
C23C 16/02 - Pretreatment of the material to be coated
C23C 16/448 - Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for generating reactive gas streams, e.g. by evaporation or sublimation of precursor materials
C23C 16/46 - Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for heating the substrate
A controller for a cargo handling system. The controller includes a touch screen display, a processor, and a memory operatively coupled to the processor. The memory includes instructions stored thereon that, when executed by the processor, cause the processor to: present multiple cargo operating modes to an operator via the touch screen display; responsive to receiving a selection of a cargo operating mode from the multiple cargo operating modes, present a set of operations associated with the cargo operating mode to the operator; and, responsive to receiving a selection of at least one operation from the set of operations associated with the cargo operating mode, sending at least one command to the cargo handling system.
A method is provided for decreasing a wear rate of a brake stack or a heat sink wear rate and increasing a brake life of the brake stack or the heat sink. The method includes coating a wear surface of a brake disk with at least one of an engineered ceramic material or ceramic solution, thereby forming a coated brake disk and installing the coated brake disk in a multi-disk brake system.
The present disclosure provides for composite tank assemblies and related methods of fabrication and use. More particularly, the present disclosure provides for linerless composite tank assemblies for aircraft or fuel or the like, and related modular manufacturing methods. The present disclosure uses a multi-section manufacturing method and carbon fiber or equivalent material with epoxy or the like to fabricate the linerless composite tank assemblies (e.g., thermosetting epoxy; thermoplastic).
In accordance with at least one aspect of this disclosure, a composite shaft comprises a plurality of composite elements arranged about an axis to form a hollow cylindrical shaft extending along the axis between a first end of the shaft and a second end of the shaft. The plurality of composite elements incudes: a first group of the composite elements aligned parallel to the axis, a second group of the composite elements arranged about the axis offset by an angle α relative to the first group in a first direction, a third group of the composite elements arranged about the axis offset by an angle γ relative to the first group in a second direction opposite the first direction, wherein the third group is offset from the second group by an angle 2α, and a fourth group of the composite elements arranged about the axis offset by an angle θ.
A method is provided for producing ultra-fine-grained materials using additive manufacturing. The method includes commanding, by a controller, a laser device to produce a plurality of optical pulses to a base material to add an additive material to the base material. The method further includes commanding, by the controller, a vibration mechanism to vibrate the base material as the plurality of optical pulses are being applied to the base material forming fine equiaxed grains with random crystallographic texture in the base material.
B22F 12/43 - Radiation means characterised by the type, e.g. laser or electron beam pulsedRadiation means characterised by the type, e.g. laser or electron beam frequency modulated
A waste tank assembly includes: a tank having a top end configured to be connected, in use, to receive waste via one or more ports, and an open bottom end, the tank defining an interior; a waste cartridge removably received in the tank interior and having one or more ports configured to be fluidly connected to the one or more ports of the tank to receive the waste in an interior volume of the cartridge; and a closure part for securing the waste cartridge inside the tank interior, the closure part openable to allow removal of the cartridge from the tank interior via the open end.
An aircraft wing incorporating a coolant loop through which a coolant flows. The coolant loop is a closed loop and a part of the closed loop is formed within a body of the aircraft wing. Aircraft and other systems are also disclosed as well a parts that can be cooled.
A target material removal (TMR) element is provided and includes a body region; thermal elements within the body region; and vibration elements within the body region. The TMR element is controlled to perform TMR operations that include one or more of the thermal elements generating heat that is transmitted through the body region to a target material in a manner that defines one or more zones of the target material. The TMR operations further include, subsequent to the one or more of the thermal elements beginning generating the heat that is transmitted through the body region to the target material, the one or more of the vibration elements generating vibrations that are transmitted through the body region to the one or more zones of the target material.
B64D 15/12 - De-icing or preventing icing on exterior surfaces of aircraft by electric heating
B64D 15/16 - De-icing or preventing icing on exterior surfaces of aircraft by mechanical means, e.g. pulsating mats or shoes attached to, or built into, surface
B64D 15/22 - Automatic initiation by icing detector
64.
GUIDE ROLLER WITH ENHANCED CHIP, CUT, AND ABRASION RESISTANCE FOR CARGO DOORWAY ENTRANCE
A guide roller for a cargo doorway of an aircraft is provided. The guide roller includes a mandrel having a first end, a second end, and a plurality of cavities disposed between the first end and the second end; and a material injected into an inside the plurality of cavities of the mandrel.
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 5/26 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer another layer also being fibrous or filamentary
B32B 15/06 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance of rubber
B32B 25/02 - Layered products essentially comprising natural or synthetic rubber with fibres or particles embedded in it or bonded with it
B32B 25/10 - Layered products essentially comprising natural or synthetic rubber next to a fibrous or filamentary layer
B32B 25/14 - Layered products essentially comprising natural or synthetic rubber comprising copolymers in which synthetic rubber constituents predominate
65.
GUIDE ROLLER WITH ENHANCED CHIP, CUT, AND ABRASION RESISTANCE FOR CARGO DOORWAY ENTRANCE
A guide roller for a cargo doorway of an aircraft is provided. The guide roller includes a mandrel, a first layer of a second rubber wrapping compound disposed circumferentially around the mandrel, at least one first layer of a first rubber wrapping compound disposed circumferentially around the first layer of the second rubber wrapping compound, a second layer of the second rubber wrapping compound disposed circumferentially around the at least one first layer of the first rubber wrapping compound, at least one second layer of the first rubber wrapping compound disposed circumferentially around the second layer of the second rubber wrapping compound, and at least one third layer of the second rubber wrapping compound disposed circumferentially around the at least one second layer of the first rubber wrapping compound.
B32B 3/26 - Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layerLayered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shapeLayered products comprising a layer having particular features of form characterised by a layer with cavities or internal voids
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 5/26 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer another layer also being fibrous or filamentary
B32B 25/04 - Layered products essentially comprising natural or synthetic rubber comprising rubber as the main or only constituent of a layer, next to another layer of a specific substance
B32B 25/10 - Layered products essentially comprising natural or synthetic rubber next to a fibrous or filamentary layer
B32B 25/14 - Layered products essentially comprising natural or synthetic rubber comprising copolymers in which synthetic rubber constituents predominate
B32B 37/12 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
B32B 37/18 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of discrete sheets or panels only
An actuator assembly may comprise a control unit and a shape memory coil spring in electrical communication with the control unit. The shape memory coil spring may increase from a first length to a second length in response to receiving a current from the control unit. The shape memory coil spring may be configured to translate a spacer and/or a slider shaft in response to increasing in length. The shape memory coil spring may be configured to transition a pawl in a latch assembly from a retracted state to an erected state, and vice versa.
A brake roller assembly may comprise: a shaft; a first roller bearing coupled to the shaft and disposed at a first axial end of the shaft a second roller bearing coupled to the shaft and disposed at a second axial end of the shaft; a roller cylinder disposed radially outward of the first roller bearing and the second roller bearing; and a braking arrangement, including a plurality of electrodes, and a plurality of rotor disks coupled to the roller cylinder, each rotor disk in the plurality of rotor disks disposed between an anode in the plurality of electrodes and a cathode in the plurality of electrodes.
A system for providing an indication of slide pack density is provided. The system includes a set of stretch sensors and a control unit coupled to the set of stretch sensors. The control unit is configured to receive an input from a stretch sensor in the set of stretch sensors; compare the input to a first predetermined threshold; and, responsive to the input meeting or exceeding the first predetermined threshold, transmit a signal that causes an indicator to illuminate, providing an alert associated with a condition of a slide pack.
A porosity gradient fibrous preform includes at least one first fabric-resin layer and a second fabric-resin layer, each including a plurality of fibers and a resin. The second fabric-resin layer is positioned on top of the at least one first fabric-resin layer. A weight ratio percentage of the resin sequentially decreases from a center of the porosity gradient fibrous preform toward an outer surface of the porosity gradient fibrous preform to create a path through the porosity gradient fibrous preform for infiltration of a fluid.
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 5/26 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer another layer also being fibrous or filamentary
B32B 37/18 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of discrete sheets or panels only
A porosity gradient fibrous preform includes a plurality of fabric-resin layers and a plurality of pore formers. Each fabric-resin layer includes a plurality of fibers and a resin. A volume of the plurality of pore formers sequentially increases from a center of the porosity gradient fibrous preform toward an outer surface of the porosity gradient fibrous preform. The pore formers can be pyrolyzed from the preform to create paths through the porosity gradient fibrous preform for infiltration of a fluid.
B29C 44/02 - Shaping by internal pressure generated in the material, e.g. swelling or foaming for articles of definite length, i.e. discrete articles
B29C 44/34 - Component parts, details or accessoriesAuxiliary operations
B29C 70/08 - Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, with or without non-reinforced layers
71.
POROSITY GRADIENT PREFORM ARCHITECTURE FOR HIGH TEMPERATURE COMPOSITES
A porosity gradient fibrous preform includes a first fabric-resin layer having a first plurality of fibers and a first resin and a second fabric-resin layer having a second plurality of fibers and a second resin. The second fabric-resin layer is positioned further outward from the center of the porosity gradient fibrous preform than the first fabric-resin layer. In response to the porosity gradient fibrous preform being heated to a curing temperature, the first resin and/or the second resin is configured to separate into a fusible resin and a plurality of fugitive pore formers. Accordingly, a volume of the fugitive pore formers sequentially increases from a center of the porosity gradient fibrous preform toward an outer surface of the porosity gradient fibrous preform.
B32B 5/26 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer another layer also being fibrous or filamentary
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 37/06 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
B32B 37/20 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of continuous webs only
A landing gear assembly is provided. The landing gear assembly includes a shock strut. The shock strut includes a shock strut cylinder and a shock strut piston slidably disposed within the shock strut cylinder. The landing gear assembly further includes a temperature control unit assembly disposed within the shock strut cylinder. The temperature control unit assembly is configured to, responsive to a temperature within the shock strut cylinder falling below a predetermined temperature, circulate heated fluid into a chamber of the shock strut cylinder to heat gas within the shock strut cylinder.
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium Details
A hydraulic port assembly includes a housing having an opening therethrough; a first port located in and extending through the opening defining a flow channel through the fill port from a first end to a second end, the flow channel having an axis (A) defined between the first end and the second end and a closure mechanism moveable between an open position in which the flow channel is open and allows fluid flow therethrough and a closed position in which the flow channel is closed and prevents fluid flow therethrough. The closure mechanism includes: a filter unit comprising a first filter part located in the flow channel, and having perforations formed therein to allow fluid flow in the flow channel through the first filter part; and a second filter part located in the flow channel axially adjacent the first filter element
A mobile cargo controller for a cargo handling system is provided. The mobile cargo controller includes at least one inertial measurement unit configured to: identify a true forward position of a cargo compartment in which the cargo handling system operates, determine an orientation of the mobile cargo controller, and, using the true forward position of the cargo compartment and the orientation of the mobile cargo controller, identify a frame of reference for the mobile cargo controller within the cargo compartment.
A porosity gradient fibrous preform includes a first fabric-resin layer having a first plurality of fibers and a first resin and a second fabric-resin layer having a second plurality of fibers and a second resin, the second fabric-resin layer being positioned further outward from a center of the porosity gradient fibrous preform than the first fabric-resin layer. The first resin is different from the second resin so as to generate sequentially increasing porosity in the preform prior to a CVI densification step. The sequentially increasing porosity can be achieved, for example, by selecting resins for each layer with sequentially increasing moisture content, by selecting resins for each layer with sequentially decreasing char yield, and/or adding black carbon powder to interior located fabric-resin layers.
B32B 5/26 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer another layer also being fibrous or filamentary
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 37/18 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of discrete sheets or panels only
An anti-roll out restraint assembly for a cargo handling system is provided. The anti-roll out restraint assembly including a housing, a restraint head coupled to the housing, a cam path drive pin coupled to the restraint head, a cam path lever coupled to the housing, and a set of compression springs. The restraint head is configured to vertically translate between a deployed position and a stowed position and between the stowed position and the deployed position. The cam path lever is configured to restrain the restraint head via the cam path drive pin responsive to the restraint head being in the stowed position. The set of compression springs are configured to apply at least one of a constant or nearly constant upward force on the restraint head.
In accordance with at least one aspect of this disclosure, a system (e.g., for aircraft systems) includes an actuator cylinder. The actuator cylinder comprises, a composite cylinder body, the composite cylinder body being axi-symmetric across at least a longitudinal axis. In embodiments, the composite cylinder body can include, a first plurality of plies laid in a first direction relative to the longitudinal axis and second plurality of plies laid in a second direction relative to the longitudinal axis different from the first direction to form a hollow chamber. The actuator cylinder can include a first metallic reinforcing ring and a second metallic reinforcing ring disposed at respective axial ends of the cylinder body configured to anchor the first plurality of plies and provide an axial reaction under axial stress and configured to provide load transfer from the cylinder body to one or more adjacent actuator components.
B29C 70/32 - Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or coreShaping by spray-up, i.e. spraying of fibres on a mould, former or core on a rotating mould, former or core
B29C 70/38 - Automated lay-up, e.g. using robots, laying filaments according to predetermined patterns
B29C 70/68 - Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers
B29K 705/00 - Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
78.
System for detecting heater failure by thermal image
The present disclosure provides for heater failure detection assemblies/systems and related methods of fabrication and use. More particularly, the present disclosure provides for heater failure detection assemblies/systems for aircraft or the like, with the heater failure detection assemblies/systems utilizing thermal images to detect the operation or failure of an aircraft heater.
H04N 23/23 - Cameras or camera modules comprising electronic image sensorsControl thereof for generating image signals from infrared radiation only from thermal infrared radiation
A dual-use level and temperature probe includes a stem configured to contact liquid, at least one sensor coupled to the stem, and a controller in signal communication with the sensor. The sensor includes an input terminal configured to receive electrical current and an output terminal configured to provide a return path for the electrical current. The controller is configured to deliver the input current to the input terminal and configured to monitor a voltage across the input and output terminals. The controller is configured to perform both a liquid level measurement and a temperature measurement based on the voltage.
G01K 7/22 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat using resistive elements the element being a non-linear resistance, e.g. thermistor
G01F 23/24 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
A cargo handling system that utilizes a wireless adapter is provided. The cargo handling system includes a plurality of power drive units (PDUs), a system controller in communication with each of the plurality of PDUs, a wireless adapter coupled to the system controller, and a wireless cargo handling control device wirelessly coupled to the system controller via the wireless adapter and configured to control each of the plurality of PDUs.
The present disclosure provides for ice protection heater assemblies, and related methods of fabrication and use. More particularly, the present disclosure provides for chordwise ice protection heater assemblies for aircraft or the like. The heater assemblies provide that the heater zones for the ice protection heater assembly are designed such that the electricity mainly flows along the chord of the aircraft component (e.g., wing). This puts the electrical connection points above and below as well as behind the stagnation point of the aircraft component. The electrical connection points are thus behind the area to be protected from icing via the heater assembly.
A shock strut assembly is disclosed herein. The shock strut assembly includes a mixed fluid chamber, a liquid chamber coupled to the mixed fluid chamber, a metering pin having a first end and a second end and a channel formed therein extending from the first end to the second end, the first end disposed in the liquid chamber and the second disposed in the mixed fluid chamber, and a pressure relief valve fluidly coupled to the liquid chamber and the channel in the metering pin, the pressure relief valve configured to allow a flow of a fluid from the liquid chamber to the channel in the metering pin.
A manufacturing method is provided. The manufacturing method applies a bonding adhesive to at least one of the first surface of the first composite preform component or the first surface of the second composite preform component, and joins the first surface of the first composite preform component to the first surface of the second composite preform component.
B29C 65/48 - Joining of preformed partsApparatus therefor using adhesives
B29C 65/72 - Joining of preformed partsApparatus therefor by combined operations, e.g. welding and stitching
C09J 5/00 - Adhesive processes in generalAdhesive processes not provided for elsewhere, e.g. relating to primers
C09J 5/02 - Adhesive processes in generalAdhesive processes not provided for elsewhere, e.g. relating to primers involving pretreatment of the surfaces to be joined
C09J 5/06 - Adhesive processes in generalAdhesive processes not provided for elsewhere, e.g. relating to primers involving heating of the applied adhesive
C09J 9/00 - Adhesives characterised by their physical nature or the effects produced, e.g. glue sticks
A method for forming an oxidation protection system on a composite structure may comprise: applying a ceramic layer slurry to the composite structure, wherein the ceramic layer slurry comprises aluminum and silicon in a solvent or carrier fluid; and heating the composite structure in an environment comprising nitrogen gas and oxygen gas to form a ceramic layer on the composite structure, wherein the ceramic layer comprises aluminum nitride and alumina.
C04B 35/10 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on aluminium oxide
C03C 8/08 - Frit compositions, i.e. in a powdered or comminuted form containing phosphorus
C04B 35/622 - Forming processesProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products
A commingled fiber preform is provided. The commingled fiber preform includes at least one first fabric layer and a second fabric layer. The second fabric layer is positioned on top of the at least one first fabric layer. The second fabric layer is joined to the at least one first fabric layer via through thickness reinforcement (TTR) using a commingled thread. A transport depth of the TTR penetrates completely through a thickness of the second fabric layer and an entirety of the at least one first fabric layer. The commingled thread comprises carbon fibers commingled with fugitive fibers. The fugitive fibers are pyrolyzed from the commingled fiber preform to create a path through the thickness for infiltration of fluids.
B32B 7/08 - Interconnection of layers by mechanical means
B32B 5/26 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer another layer also being fibrous or filamentary
B32B 7/03 - Layered products characterised by the relation between layers Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties Layered products characterised by the interconnection of layers with respect to the orientation of features
B32B 37/06 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
A brushless motor with integrated position sensor is provided. The brushless motor includes a motor housing, a stator assembly positioned on an inside outer circumference of the motor housing, a rotor assembly positioned within and surrounded by the stator assembly, and a position sensor integrated within the rotor assembly.
H02K 29/08 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using magnetic effect devices, e.g. Hall-plates or magneto-resistors
H02K 29/03 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems
A valve assembly includes a valve body having an inlet end and an outlet end and a fluid flow path extending from the inlet end to the outlet end. The assembly also includes: a moveable valve member located in the fluid flow path intermediate the inlet end and the outlet end, the moveable valve member being movable relative to the valve body between an open position to allow fluid flow from the inlet end to the outlet end along the fluid flow path through the open moveable valve member and a closed position to prevent fluid flow from the inlet end to the outlet end along the fluid flow path; and one or more fluid level tensometer sensors mounted to the moveable valve member and configured to deform to generate an electrical signal in response to a predetermined mass or pressure of fluid acting on the one or more sensors.
F16K 37/00 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
88.
Systems and methods for through thickness reinforcement using roll-to-roll veil cloth
An apparatus for through thickness reinforcement of a fibrous preform includes an actuating textile needle, a feeder spool configured to supply a veil cloth, and a take up spool. The feeder spool and take up spool can rotate to cause a portion of the veil cloth to translate such that a needled portion of the veil cloth is received by the take up spool and an unneedled portion of the veil cloth is provided for subsequent needling by the textile needle. In this manner, the veil cloth is only momentarily supplied to the fibrous preform for providing the through thickness fibers and removed from the fibrous preform before subsequent processing of the fibrous preform. The textile needle, feeder spool, and take up spool can be mounted to a common apparatus (e.g., a housing) such that the entire assembly is moveable together as a single unit.
D04H 1/46 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
D06H 7/00 - Apparatus or processes for cutting, or otherwise severing, specially adapted for the cutting, or otherwise severing, of textile materials
A single event upset (SEU) mitigation system is disclosed herein. The SEU system includes a trigger circuit configured to receive an input signal, a hold circuit operatively coupled to the trigger circuit and configured to receive a first signal from the trigger circuit, a reset circuit operatively coupled to the hold circuit and configured to output a reset signal in response to receiving one or more hold signals from the hold circuit, and a controller operatively coupled to the reset circuit, the controller configured to reset in response to the reset signal.
B60T 8/17 - Using electrical or electronic regulation means to control braking
B60T 8/88 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
A convertible cargo handling system is provided. The convertible cargo handling system includes a roller tray mounting system and a first roller tray. The roller tray mounting system includes a sealing plate and a first floor fitting coupled to the sealing plate, where the first floor fitting is configured such that a top edge of the first floor fitting is flush with a surface of a floor. The first roller tray includes a first set of walls and a first roller tray fitting, where the first set of walls are configured to nest along sides of the first floor fitting below the surface of the floor and where the first roller tray fitting is configured to rest on the top edge of the first floor fitting.
A above floor wiring system is disclosed herein. The above floor wiring system includes a tray including a sidewall, a wire bundle secured to the sidewall, and a junction card coupled to the sidewall and electrically coupled to the wire bundle.
Disclosed herein is a system including a primary brake control unit, a secondary brake control unit, a first remote data power concentrator configured to receive a first command from the primary brake control unit and a second command from the secondary brake control unit, and an electric brake actuator configured to receive the first command or the second command from the first remote data power concentrator in response to a first signal.
B60T 8/17 - Using electrical or electronic regulation means to control braking
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 8/88 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
B60T 8/92 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means automatically taking corrective action
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
A helically shaped dynamic seal ring is provided. The helically shaped dynamic seal ring includes a spirally wound body and a snubbing orifice area formed in the spirally wound body. The spirally wound body is configured to expand in response to contacting a snubbed stroke range of an actuator piston. The spirally wound body is configured to contract in response to distancing from the snubbed stroke range of the actuator piston.
Composite shafts and methods of making the same are described. The composite shafts include a plurality of composite elements arranged about an axis. The composite elements include first and second groups arranged at offset angles ±α. The groups of composite elements are configured to cooperate to allow the shaft to be flexible under bending and/or axial load and stiff under rotational load. The hollow shaft includes one or more axisymmetric radially-outward undulating portions and one or more axisymmetric narrow portions. The composite elements of groups are connected together in the radial direction along the narrow portions and the composite elements of the groups are not connected together in the radial direction along the undulating portions.
A quick attach splice is provided. The quick attach splice includes a first side rail, a second side rail parallel to the first side rail, a cross member extending from the first side rail to the second side rail, a first pin extending from within the cross member and through at least one of the first side rail or the second side rail, a tab configured to retract the first pin, and a roller extending from the first side rail to the second side rail.
A fastener free joining system includes a first tubular shell component having a first plurality of teeth defined in a first free end, each tooth extending along a respective tooth axis oblique to an axis of the first component by an angle α. The first plurality of teeth is configured to engage with a plurality of complimentary teeth defined in a second free end of a second tubular shell component, such that, when engaged, the first plurality of teeth is configured to remain engaged with the plurality of complimentary teeth under axial load.
F16L 37/084 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking
A sealing arrangement for a ball valve. The sealing arrangement includes a hydraulic fluid injection port configured to receive pressurised fluid from a pressurised fluid source, and a plurality of fluid channels connected to the injection port and configured to be arranged, in use, around the interior of the ball valve to direct the pressurised fluid to a gap between a seal of the ball valve and a housing of the ball valve to exert a force on the seal towards a ball of the ball valve.
F16K 5/20 - Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
F16K 5/06 - Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfacesPackings therefor
98.
Magnetic particle testing for an axle of an aircraft landing gear
A magnetic particle testing mechanism is provided for testing for defects in an axle of a landing gear assembly. The magnetic particle testing mechanism includes a conductor mechanism. The conductor mechanism is configured to apply a magnetic particle substance onto a portion of the axle and generate a magnetic field within or around the portion of the axle. Generating the magnetic field causes a magnetic field distortion associated with a defect in the axle that attracts the magnetic particle substance indicating a location of the defect in the axle.
G01N 27/84 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields by applying magnetic powder or magnetic ink
A landing gear assembly is provided. The landing gear assembly includes a shock strut. The shock strut includes a shock strut cylinder and a shock strut piston slidably disposed within the shock strut cylinder. The landing gear assembly further includes a temperature control unit assembly disposed within the shock strut cylinder. The temperature control unit assembly is configured to, responsive to a temperature within the shock strut cylinder falling below a predetermined temperature, heat gas within the shock strut cylinder.
A method of making carbon fiber material according to various embodiments of the present disclosure includes forming a polymer resin to have a polydispersity index (PDI) that is less than approximately 2.5. The method further includes spinning the polymer resin to create an acrylic fiber having an acrylic fiber length. The method further includes oxidizing the acrylic fiber while stretching the acrylic fiber to create an oxidized fiber that has an oxidized fiber length that is at least one of greater than or equal to approximately 100 percent (100%) of the acrylic fiber length. The method further includes carbonizing the oxidized fiber to create a carbon fiber.
D01F 6/18 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
D01F 9/22 - Carbon filamentsApparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyacrylonitriles
