Abstract: 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.

Abstract: A valve assembly includes a movable valve element arranged to move relative to a valve housing between an open and a closed position. The valve housing includes a drainage body provided with drainage holes arranged to allow fluid to drain from the valve assembly from gaps between the movable valve element and the housing via the drainage holes.

Abstract: A method of forming a metallic coating a workpiece is disclosed herein. The method includes receiving a sacrificial deposition rod formed of a first material, receiving a workpiece of a second material, forming a coating of the first material from the sacrificial deposition rod onto the workpiece, the coating having a first thickness, and machining the coating to a second thickness that is less than the first thickness.

Abstract: A closure assembly for a fluid port having a fluid flow channel defined along an axis, the channel ending in a port opening. The assembly includes: a closure cap extending in a first plane arranged to seat across, and close the port opening, in use, in a closed state, a guide arm extending from the cap in a second plane substantially perpendicular to the first plane; a lifting guide to accommodate and retain the guide arm for movement of the guide arm in the second plane as the cap moves axially away from the opening; and a pivot mechanism between the guide arm and the lifting guide about which the cap is able to pivot relative to the lifting guide to an open position.

Abstract: 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.

Abstract: A device for extracting a deeply embedded helical coil is provided. The device includes a shaft, the shaft comprising a proximal end and a distal end; and a blade coupled to the distal end of the shaft, wherein the blade is configured to traverse into a mounting hole to engage the deeply embedded helical coil free of contact with a side of the mounting hole and wherein the deeply embedded helical coil is at least three to five thread pitches below a surface of the mounting hole.

Abstract: A method for manufacturing near net shapes of complex configuration components. The method includes mixing a plurality of powdered metals to form a blended powder; gravity sintering a sand mold filled with the blended powder to form a gravity sintered preform; and vacuum hot-pressing the gravity sintered preform to form a near net shape component.

Abstract: A method for controlling brake assemblies of a vehicle is provided. Responsive to identifying a locked wheel protection event for a first wheel of a paired set of wheels on the vehicle, where the paired set of wheels is the first wheel on one side of the vehicle and a second wheel on an opposite side of the vehicle, a first brake pressure to a first brake assembly associated with the first wheel is released to zero pounds per square inch (PSI) and a second brake pressure to a second brake assembly associated with the second wheel of the paired set of wheels is reduced by a predetermined amount thereby reducing a yaw effect to the vehicle.

Abstract: A sensor in an aircraft cargo handling system may comprise a housing, an infrared light emitter, an infrared light photoreceptor, and a microprism. The sensor may be configured to detect an object in proximity to the sensor using electromagnetic waves and voltage measurements. The sensor may include a microcontroller configured to read the voltage measurements associated with infrared electromagnetic waves, compare the voltage measurements to a threshold voltage, and determine the functional condition of the sensor based on the comparison.

Abstract: A lighting and monitoring module is disclosed herein. The lighting and monitoring module includes a module body including a front surface and a back surface, the module body defining a space between the front surface and the back surface, a connector disposed within the space defined by the module body, a light disposed within the space defined by the module body, the light coupled to the connector, a first component disposed within the space defined by the module body, the first component coupled to the connector, and a second component disposed within the space defined by the module body, the second component coupled to the connector.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: An evacuation slide may comprise a first sill height compensating feature coupled to an upper main support tube and a second sill height compensating feature coupled to the upper main support tube, wherein the first sill height compensating feature and the second sill height compensating feature extend longitudinally past the sliding surface of the evacuation slide in response to the evacuation slide being deployed. The first sill height compensating feature and the second sill height compensating feature may be configured to increase a vertical distance between the upper main support tube and an exit surface.

Abstract: A bushing is disclosed herein. The bushing includes a body having a first end and a second end, a bore formed through the body from the first end to the second end, and a lock tab coupled to the body at a point between the first end and the second end of the body and extending toward the second end of the body, the lock tab extending from the body and into the bore.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: The landing gear actuation system includes an attachment point integral to a movable member, a flexible pull member having a first end coupled to the attachment point, and a motor configured to move the flexible pull member, wherein the movement of the flexible pull member moves the attachment point and the movable member.

Abstract: 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.