Abstract: A system and method for the remote piloting of an electric aircraft is illustrated. The system comprises a remote device located outside an electric aircraft, wherein the remote device is configured to receive a flight command input from a user and transmit the flight command input to a flight controller located on the aircraft. The flight controller is located inside the aircraft and configured to receive the flight command input from the remote device and enact the flight command autonomously as a function of the flight command input.

Abstract: Accessory port systems and methods are provided. In one example, an unmanned aerial vehicle (UAV) includes an accessory port configured to interchangeably attach a plurality of accessory devices to the UAV. The accessory port may have a mechanical interface configured to engage with one of the accessory devices. The mechanical interface may include a locking member configured to physically secure the accessory device to the accessory port. The accessory port may further include an electrical interface configured to electrically connect the accessory device to the UAV. The mechanical interface may be configured to align the accessory device relative to the electrical interface. Related devices, systems, and methods are also provided.

Abstract: The present disclosure provides a payload deployment system that is operative to receive and retain a configurable payload. The payload deployment mechanism helps to reduce the drag of the payload and to protect the payload from environmental factors. The payload may be released using a hinge mechanism to ensure the payload does not contact the payload deployment mechanism when the payload is deployed. A vent may be utilized to equalize pressure between the external environment and a body portion of the payload deployment mechanism. The vent may generate an additional force to assist in separating the payload from the launcher.

Abstract: Techniques and systems are provided for the deployment of small Unmanned Aircraft Systems (sUAS) and Loitering Munitions (LM) from an airborne Small Tactical Unmanned Aircraft System (STUAS).

Abstract: In some embodiments, a multi-modal robot can be capable of aerial mobility and ground mobility, and can switch between configuration. The multi-modal robot can include a chassis, and a leg attached to the chassis. The leg can include a frontal hip joint. The frontal hip joint can rotate around a frontal hip axis of rotation. The frontal hip axis of rotation can be parallel to a longitudinal axis of the chassis. The leg can further include a sagittal hip joint, wherein the sagittal hip joint is coupled to the first distal end of a first link. The sagittal hip joint can rotate around a sagittal hip axis of rotation. The leg can include a wheel. The wheel can be configured to rotate around a wheel axis of rotation. The leg can further include a propeller. The propeller can be co-axial with the wheel.

Abstract: The present disclosure relates to a destruction system, and particularly to a locking arrangement arranged to improve an interconnection between a first and a second vessel portion of the destruction system.

Abstract: An auxiliary aiming device includes a main body, a digital sight with a digital rearsight, and a ballistic compensation system. The digital sight and the ballistic compensation system are arranged at the main body. The ballistic compensation system includes a range finder, a main control unit, an image processor, an image sensor and a display device. The range finder is configured to measure the target distance data of a shooting target and send the target distance data to the main control unit. The main control unit is configured to calculate a ballistic compensation based on the target distance data and a calibrated data scale, send the ballistic compensation to the image processor, and superimpose a recommended aiming position from the image processor onto a target image which is displayed on the display device. The image sensor is configured to obtain a target image.

Abstract: A brace for stabilizing a handheld device such as a handgun against a user's forearm includes a vertically elongated body adapted to detachably engage a portion of the handheld device, and an arm pivotably connected to a portion of the body. The pivotable arm is selectably moveable between a stowed position wherein the arm is vertically aligned with the body, and a deployed position wherein the arm provides a surface against which a user's forearm is removably receivable to stabilize the handheld device when the body is engaged with the handheld device.

Abstract: A foldable break barrel air gun that is movable from a stowed configuration to a use configuration. The foldable break barrel air gun includes a stock having a butt stock pivotally connected to a forestock in which a firing engine is located. A barrel having a muzzle end and a breech end is provided, with the barrel being pivotally connected to the forestock proximate the breech end. A cocking linkage has a first portion that is pivotally connected to the barrel and a second portion that is connected and/or engaged with the firing engine by a releasable linkage connection. With the releasable linkage connection released, the butt stock is foldable relative to the forestock, and the barrel is foldable relative to the forestock such that the butt stock is arranged in proximity to and preferably attachable to the barrel proximate to the muzzle end in the stowed configuration.

Abstract: An aircraft humidification system includes a first duct configured to guide a first air stream, and a second duct configured to guide a second air stream, the second duct including a humidifier for humidifying the air stream in the second duct. The humidification system further includes a first conduit for directing part of the second air stream to the first duct. The first conduit includes a first conduit inlet leading into the first duct and a first conduit outlet extending from the second duct. A second conduit directs part of the first air stream to the second duct, the second conduit including a second conduit inlet leading into the second duct and a second conduit outlet extending from the first duct. The first conduit outlet is arranged downstream of the humidifier, the second conduit inlet is arranged downstream of the first conduit outlet, and the first conduit inlet is arranged downstream of the second conduit outlet.

Abstract: A drone-based payload management system includes at least one drone and a drone controller, the drone(s) having first and second payload bays configured to store first and second payloads, respectively. The drone controller may be coupled with the payload bays and may comprise at least one processor and at least one computer readable memory. The memory(ies) may store software instructions executable by the processor(s) to perform operations including obtaining a location of the drone(s) while the drone(s) is deployed, determining a ground attribute value of a ground surface associated with the location, deriving, based on the ground attribute value, a payload ratio of a first amount of the first payload relative to a second amount of the second payload, and causing the first and second payload bays to release the first amount of the first payload and the second amount of the second payload respectively according to the payload ratio.

Abstract: A sub-mass projectile for a standard, unmodified firearm, comprising a core formed from a malleable core material with at least a portion of the core material being a non-metal material. The core has a lower mass than a standard projectile for the standard, unmodified firearm. The core material has a mass and malleability that generates forces between the sub-mass projectile and the firearm that approximate operational forces of a standard mass projectile on the standard, unmodified firearm during operation.

Abstract: Examples of a refueling device for use in in-flight refueling operation are provided. In at least one example the refueling device includes a body, a boom member and a spatial control system. The body is configured for being towed by a tanker aircraft in a forward direction via a fuel hose at least during in-flight refueling operation, the body having a body longitudinal axis and a neutral point. The boom member is carried by the body. The boom member has a fuel delivery nozzle, the fuel delivery nozzle being configured for selectively engaging with a fuel receptacle in a receiver aircraft to enable fuel to be transferred from the fuel hose to the receiver aircraft during such in-flight refueling operation. The spatial control system is configured for selectively providing stability and control to the refueling device. At least during refueling operation the fuel delivery nozzle is longitudinally forward of the neutral point.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, are described for performing privacy-aware surveillance with a security camera drone. The drone obtains image data using an imaging device and processes the image data to detect an object external to the drone. In response to processing the image data, the drone determines multiple viewing angles indicated in the image data with respect to the object. Based on the image data and the multiple viewing angles, a first section of the area for surveillance and a second, different section of the area to be excluded from surveillance are identified. The drone determines an adjustment to at least one of the multiple viewing angles to cause the second section to be excluded from surveillance. Based on the adjustment, the drone controls the imaging device to exclude the second section from surveillance imagery obtained by the drone.

Abstract: A firearm is disclosed. The firearm contains a lower receiver containing a first opening, wherein the first opening is configured to accommodate a firing mechanism, an upper receiver removably coupled with the lower receiver, a barrel removably coupled with the upper receiver, a bolt carrier assembly positioned within the upper receiver, wherein the bolt carrier assembly is movable between a locked position and an unlocked position, wherein the bolt carrier assembly contains a rear surface, wherein the rear surface of the bolt carrier assembly is positioned between the barrel and the first opening when the bolt carrier assembly is in the locked position.

Abstract: Disclosed are implementations of a pivot mount for an optical sighting device. A sight support member of the pivot mount is moveable between an operative position, wherein an optical sighting device can be used to sight the firearm on a target, and an inoperative position, wherein the optical sighting device is positioned below, and vertically offset from, the operative position. Also disclosed is an optical sight mount that includes a sight support member slidably coupled to the base. The sight support member is moveable between an operative position, wherein an optical sighting device can be used to sight the firearm on a target, and an inoperative position, wherein the optical sighting device is positioned below, and vertically offset from, the operative position.

Abstract: An ejection assembly for ejecting an ejection body comprises an ejection channel and an anti-recoil channel; a barrier structure having a first interface boundary and a second interface boundary, including a barrier portion between the first interface boundary and the second interface boundaries; an attachment mechanism for fastening the barrier structure between the ejection channel and the anti-recoil channel; an ejection activation mechanism housed within the barrier structure adjacent the first interface boundary, to initiate ignition of ejection propulsion material contained in an ejection capsule placed adjacent the first interface boundary; and an anti-recoil activation mechanism housed within the barrier structure adjacent the second interface boundary, to initiate the ignition of anti-recoil propulsion material contained in an ejection capsule placed adjacent the second interface boundary.

Abstract: A flying body includes a control unit that acquires inclination information regarding inclination of a landing point and sets a horizontal speed according to the inclination information.

Abstract: A toy gun and a gas cylinder piercing structure are provided. The gas cylinder piercing structure includes a screw base and a movable push rod unit. The screw base includes a circular through-hole and an annular block around it. A top of the annular block has a slot. The movable push rod unit includes a round push rod movably inserted in the circular through-hole, and a return spring between the screw base and the round push round. A top of the round push rod has a striker pin. The striker pin extends with a needle portion. The striker pin has an engagement lug and a notch. When the engagement lug is blocked by the annular block, the round push rod completely fills the circular through-hole. When the engagement lug is engaged with the slot, the notch and the circular through-hole together form an air vent channel.

Abstract: An upper receiver assembly for a firearm having an upper receiver with an integral barrel nut, a handguard assembly and a barrel nut assembly with a barrel and lock nut is provided. The barrel is received by the upper receiver and is secured directly to the upper receiver using the lock nut. The upper receiver also includes an integral handguard mounting member to which the handguard assembly may be directly attached. The upper receiver assembly allows the user to attach both the barrel and handguard assemblies directly to the upper receiver, independently of one another.