Abstract: A skewer assembly for securing a component to a first portion of a bicycle has a bolt, a housing, and a first lock member. The bolt detachably attaches the component to the first portion of the bicycle. The housing is supported relative to the bolt. The first lock member supported by the housing such that: when the skewer assembly is in an upright orientation, the first lock member inhibits tightening of the bolt; and when the skewer assembly is at least partly displaced from the upright orientation, the first lock member is displaced to allow tightening of the bolt.

Abstract: A luggage holder with an integrated pocket has an inner wall which delimits a luggage space. The pocket is detachably connected to the inner wall of the luggage holder by a connection arrangement. The connection arrangement has at least one connecting section that is designed to engage detachably with a corresponding recess that receives the respective connecting section.

Abstract: A side view mirror assembly includes a mirror unit connected to a plugging unit via a bar. The mirror unit includes a mirror located between a frame and a plate which is attached to the frame in a detachable manner. The plugging unit includes an expansible tube and external and internal end elements each of which includes a wedge. A nut is inserted in the internal end element. A threaded bolt is inserted in the external and internal end elements and the expansible tube and engaged with the nut. The threaded bolt is rotatable in a direction to remove the wedges from the expansible tube to allow the expansible tube to shrink to render the expansible tube easily insertable in a handlebar. The threaded bolt is rotatable in another direction to make the wedges abut against and expand the expansible tube to keep the expansible tube in the handlebar.

Abstract: A scooter, which is driven by an electric motor, for transporting persons, includes an electric drive motor and a standing platform. A front wheel is arranged along a center axis of the standing platform. A steering rod is coupled to the front wheel. Handlebars pivot the front wheel about a rotational axis, which is formed by the steering rod. Two rear wheels are at a spacing from the front wheel and are each arranged laterally offset with respect to the center axis. A feed-through aperture, which is preferably completely closed circumferentially and is passed through by the steering rod, or in which the front wheel sits, is incorporated into the standing platform. The front wheel is flanked on both sides in each case by at least one support element which projects from an underside of the standing platform that faces an underlying surface.

Abstract: The present invention relates to a vehicle, comprising a vehicle body, in particular a self-supporting vehicle body, wherein the vehicle comprises at least one drive which can be supplied by an energy store; and has a front wheel axle and a rear wheel axle.

Abstract: A leaning vehicle includes a linkage mechanism including arms rotatably supported on a body frame, a left-right tilt angle control mechanism configured to control a tilt angle of the body frame by adjusting a rotation of the arms with respect to the body frame, and a control section. The control section controls the left-right tilt angle control mechanism to cause the tilt angle of the body frame to approach a target value based on information on at least a vehicle speed. The control section updates the target value in accordance with an input to the leaning vehicle from a rider concerning a tilt of the body frame, and controls the left-right tilt angle control mechanism to cause the tilt angle of the body frame to approach the updated target value in a period in which the vehicle speed is in at least a part of a low-speed traveling range.

Abstract: An electric self-balancing vehicle including a top cover, a bottom cover, an inner cover, a rotating mechanism, two wheels, two hub motors, a plurality of sensors, a power supply, and a controller is described herein. The top cover includes a first top cover and a second top cover disposed symmetrically and rotatable relative to each other. The bottom cover is fixed to the top cover and includes a first bottom cover and a second bottom cover disposed symmetrically and rotatable relative to each other. The inner cover is fixed between the top cover and the bottom cover and includes a first inner cover and a second inner cover disposed symmetrically and rotatable relative to each other. The rotating mechanism is fixed between the first inner cover and the second inner cover. The two wheels are rotatably fixed at two sides of the inner cover, respectively. The two hub motors are fixed in the two wheels, respectively. The plurality of sensors is disposed between the bottom cover and the inner cover, respectively.

Abstract: An electric self-balancing vehicle including a top cover, a bottom cover, an inner cover, a rotating mechanism, two wheels, two hub motors, a plurality of sensors, a power supply, and a controller is described herein. The top cover includes a first top cover and a second top cover disposed symmetrically and rotatable relative to each other. The bottom cover is fixed to the top cover and includes a first bottom cover and a second bottom cover disposed symmetrically and rotatable relative to each other. The inner cover is fixed between the top cover and the bottom cover and includes a first inner cover and a second inner cover disposed symmetrically and rotatable relative to each other. The rotating mechanism is fixed between the first inner cover and the second inner cover. The two wheels are rotatably fixed at two sides of the inner cover, respectively. The two hub motors are fixed in the two wheels, respectively. The plurality of sensors is disposed between the bottom cover and the inner cover, respectively.

Abstract: A bicycle frame joint accommodating internal cabling is shown and described. The joint includes an internal passage joining at least two frame tube receiving sockets. The internal passage can receive cables and lighting strips, enabling a circuit or lighting strip to extend along a plurality of frame tubes, and to pass through joints between adjacent frame tubes, to promote circuit continuity. Some bicycle frame joints may have internal passages bypassing some sockets, enabling a continuous circuit to bypass an intervening frame tube.

Abstract: The radiator is disposed between the accommodation box and a front wheel. A rear edge lower portion, which is at least part of a rear edge, of the cover with which an opening of the accommodation box can be closed and opened is inclined obliquely in side view of the vehicle body, and the cover is supported in an opening-forward manner with reference to a support shaft disposed along the inclination.

Abstract: A bicycle controller is configured to communicate with a first bicycle component that transmits a first wireless signal and a second bicycle component that transmits a second wireless signal. The bicycle controller includes an interface configured to receive the first wireless signal and the second wireless signal. The first wireless signal has a center frequency that is a first frequency. The second wireless signal has a center frequency that is a second frequency. The second frequency differs from the first frequency.

Abstract: A bicycle operating device comprises a base member, an operating member, an operating structure, and an operating unit. The operating member is movable relative to the base member between a rest position and an operated position. The operating structure includes a take-up member movable relative to the base member to move a first operation cable in a pulling direction and a releasing direction opposite to the pulling direction. The operating unit is mounted to the base member to operate a second bicycle component in response to an input operation from a user. The operating unit includes an electrical switch and a controller. The electrical switch is configured to receive the input operation from the user. The controller is configured to generate an operation signal to operate the second bicycle component in response to the input operation inputted from the electrical switch.

Abstract: A motor vehicle, in particular a motorcycle or a motorcycle-like vehicle, includes a wheel suspension supporting the vehicle frame with a spring assembly. The wheel suspension is designed to compress in a compression direction and to rebound in an opposite rebound direction. The wheel suspension includes a lowering device which can be selectively actuated by a pressure fluid in an active state to apply a preload to the wheel suspension to alter a ride height of the motor vehicle.

Abstract: A bicycle operating device comprises a base member including a first end to be mounted to a bicycle handlebar and a second end opposite to the first end. A hydraulic unit is operatively coupled to an operating member to operate a bicycle component in response to an operation of the operating member. An electrical switch is to be activated by an input operation from a user. A wireless communicator is electrically connected to the electrical switch to wirelessly transmit a signal to an additional component in response to the input operation. A power supply is electrically connected to the wireless communicator to supply electrical power to the wireless communicator. At least part of the hydraulic unit is disposed closer to the free end of the operating member than at least one of the wireless communicator and the power supply when viewed from the first direction.

Abstract: A bicycle comprises front and rear wheels, a frame supported on the front and rear wheels and including a frame mount, and a battery including a battery mount engaged with the frame mount. One of the battery mount and the frame mount includes a depression and the other of the battery mount and the frame mount includes a boss positioned in the depression. Preferably, depression comprises a slot, and the slot can include a resilient material to securely hold the boss. The boss can comprise an eccentric boss. Preferably, the battery mount is positioned adjacent one end of the battery, and an opposite end of the battery includes an opening. In this embodiment, the bicycle further comprises a mounting pin positioned through the opening and through a portion of the frame to secure the opposite end of the battery to the frame.

Abstract: A driving device for use in a hub assembly includes a stationary ring, a connecting seat and a pawl unit, all of which surround an axis. The stationary ring has a plurality of angularly spaced-apart ratchet grooves that are symmetric. The connecting seat has a sprocket and at least one connecting portion, both of which are arranged along the axis. The pawl unit includes a ring-shaped coupling seat that is removably sleeved on the connecting seat and that has at least one coupling portion engaging removably the at least one connecting portion, and a plurality of angularly spaced-apart retaining grooves, each retaining a pawl and a resilient member for engaging a corresponding one of the ratchet grooves of the stationary ring.

Abstract: A rocker for a bicycle gear that has an inner plate, an outer plate, a pair of pins integral with said inner and outer plates and a pair of toothed wheels arranged between them. Each toothed wheels is rotatably mounted on a respective pin. At least one pin is inserted in non-threaded through holes formed in the inner and outer plates and is defined by a screw with an outer threading and a female screw with an inner threading engaged with the outer threading.

Abstract: A bicycle derailleur comprising a chain guide, an electric motor that displaces the chain guide and an electrically controllable device configured to, selectively, block the rotation of the electric motor and let the electric motor free to rotate. A method for actuating a bicycle derailleur comprising a chain guide and an electric motor that displaces the chain guide, comprises the steps of: receiving a gearshifting request signal; making the electric motor free to rotate; driving the electric motor to displace the chain guide until the chain guide is in an intended position while the electric motor is made free to rotate; and, blocking the rotation of the electric motor.

Abstract: A turret assembly for a vessel comprises a moonpool defined in the vessel and a turret structure rotatably mounted in said moonpool. The turret structure comprises a turret table which by means of a main bearing is rotatably mounted in said moonpool and a hollow turret shaft defined by a surrounding shaft wall, which turret shaft has an upper shaft end connected to the turret table, a substantially cylindrical shaft part that extends downwardly from the turret table and a lower shaft end provided with means intended for cooperation with a lower bearing. The shaft wall of the upper shaft end comprises a widened part surrounding the cylindrical shaft part and defines a circumferential crest, wherein the shaft wall of the upper shaft end, starting from said circumferential crest, extends downwardly towards a position where the upper shaft end is connected to the turret table.

Abstract: A water-borne carrier for transporting liquefied natural gas (LNG) and liquefied nitrogen (LIN). A plurality of dual-purpose cryogenic storage tanks are arranged along a length of the ship. The plurality of dual-purpose cryogenic storage tanks may contain LNG or LIN. A LNG-only cryogenic storage tank may be arranged along the length of the ship. The LNG-only cryogenic storage tank contains only LNG.

Abstract: A personal riding board for aquatic sporting activities. The board includes multiple layers. At least two of the layers include a reinforcement member. The reinforcement members function together similar to a leaf spring to provide the board enhanced flexibility where needed while minimising the risk of breakage.

Abstract: An integrated kayak cooler includes: a hollow cooler body tapering from an end adjacent to a kayak seat to a narrower end adjacent an end of the kayak and shaped to conform to a shape of a hull of the kayak; a cooler recess formed on an upper surface of the cooler body, the cooler recess aligned with a cooler access formed in a deck of the kayak; and an insulating material located in a space between the cooler recess and the cooler body and within the hollow cooler body. The integrated kayak cooler is located within the kayak between the deck and the hull of the kayak.

Abstract: An improved system and method of storing water for a closed-loop pumped storage hydroelectric system is provided. The method includes providing a floating reservoir, positioning the floating reservoir in a waterbody, loading the floating reservoir with a volume of water from a source other than the surrounding waterbody, and transferring water from within the floating reservoir to an upper or lower reservoir of a pumped storage hydroelectric system. The floating reservoir includes a flexible membrane defining one or more reservoir cells including a vertically collapsible sidewall, such that each reservoir cell defines a depth varying in proportion to its internal volume of water. Each reservoir cell is buoyed by pontoons adjacent an outer periphery of the reservoir cell and is anchored to the shore or streambed.

Abstract: A friction-sealed water immersion suit is described having a suit body with a neck opening, arm openings, leg openings and an entry opening. The entry opening defines an upper section and a lower section. A friction-sealed coupling is provided at the entry opening for coupling the upper section and the lower section of the suit body. The friction-sealed coupling includes a flap on one of the upper section or the lower section made of an elastomeric material and an inner flap and an outer flap on the other of the upper section or the lower section made of an elastomeric material. The friction-sealed coupling being engaged by interleaving the flap with the inner flap and the outer flap.

Abstract: Embodiments of the disclosure include an unmanned submersible vehicle for use in surveying subsurface wells. The unmanned submersible vehicle may be inserted into a well and may acquire measurements while traversing the well and at various measurement locations in the well. The unmanned submersible vehicle may include propulsion units having propellers and an arm pivotably attached to a body of the vehicle. The propellers of the propulsion units may be used to measure flow velocity of a fluid when the unmanned submersible vehicle is in a well. The unmanned submersible vehicle may include a measurement unit for measuring temperature, pressure, and gradient.

Abstract: Provided is a ship propelling apparatus including a rotation shaft on which a rear propeller is fixed; a front propeller rotatably supported on the rotation shaft in front of the rear propeller; and a counter-rotating device through which the rotation shaft passes, which includes a gear box including therein a plurality of gears configured to reverse rotation of the rotation shaft and transfer the reversed rotation to the front propeller, and which is installed in an installation space formed at the rear of a ship. The rotation shaft includes a measurement hole formed to pass through a center of the rotation shaft for centering of the counter-rotating device installed in the installation space; and an individual lubricant path separated from the measurement hole.

Abstract: A tiller for an outboard motor has a throttle grip that is manually rotatable through first and second ranges of motion into and between an idle position in which the outboard motor is controlled at an idle speed, and first and second open-throttle positions, respectively, in which the outboard motor is controlled at an above-idle speed. A throttle shaft is coupled to the throttle grip and is configured so that rotation of the throttle grip causes rotation of the throttle shaft, which changes a throttle position of a throttle of the outboard motor. A rotation direction switching mechanism is manually positionable into a first position in which rotation of the throttle grip through the first range of motion controls the throttle of the outboard motor and alternately manually positionable into a second position in which rotation of the throttle grip through the second range of motion controls the throttle position.

Abstract: An inner circumferential surface of a clamp bracket is open at an inner side surface of the clamp bracket. At least a portion of a movable body is surrounded by the inner circumferential surface in a side view. The movable body is movable to a plurality of positions including a position above a swivel bracket and a position inside a space surrounded by the inner circumferential surface of the clamp bracket. A steering shaft rotates around a steering axis along with movement of the movable body.

Abstract: An outboard motor includes a swivel bracket, an outboard motor body, a steering arm, an electric steering actuator, and a harness. The outboard motor body and the steering arm are turnable around a steering shaft supported by the swivel bracket. The electric steering actuator includes a movable body connected to the steering arm and that moves rightwardly and leftwardly. The harness includes a first drawn portion connected to the movable body and extending around and toward the outboard motor body and in a right-left direction that crosses a center of the swivel bracket in the right-left direction at least in a state in which the movable body is in a neutral position in the right-left direction.

Abstract: Transmission systems and methods are for a marine propulsion device having an internal combustion engine that drives a propulsor. An input shaft is driven into rotation at a non-zero first rotational speed by the internal combustion engine. An output shaft drives the propulsor into rotation at a non-zero second rotational speed. A planetary gearset transfers power from the input shaft to the output shaft. A band brake is on the planetary gearset. Actuation of the band brake effects a gear change in the planetary gearset. A band brake actuator actuates the band brake to effect the gear change. A controller controls the band brake actuator. Based upon one or more operational characteristics of the marine propulsion device the controller is programmed to control the band brake actuator so that the second rotational speed is less than the first rotational speed.

Abstract: A method for constructing a balloon assembly includes inserting balloon envelope material which will become an apex of a balloon envelope into a platen opening of a platen; flaring the balloon envelope material outward over the top surface of the platen; positioning a termination plate over the platen opening and within the apex opening; and folding at least some of the balloon envelope that overlies the platen onto the termination plate. The balloon envelope material further includes an apex opening.

Abstract: Transformable unmanned vehicles and related methods are disclosed. An example vehicle includes a body having, a first cap, a second cap spaced from the first cap, and a plurality of segments radially spaced relative to a longitudinal axis of the body. The segments are movable relative to the first cap and the second cap. The vehicle includes a payload supported by the first cap. An actuation system moves the segments relative to the first cap and the second cap to transform the body between a first configuration and a second configuration different than the first configuration.

Abstract: Aircraft wings and aircraft including such aircraft wings are disclosed. An example apparatus includes an aircraft wing having a first panel; a second panel; ribs coupled between the first and second panels; and stiffeners coupled between the ribs in a spanwise direction and to the first panel, the coupling between the stiffeners and the first panel to deter axial loads from being received by the stiffeners, the stiffeners to increase a compressional stability of the first panel, wherein the coupling between the stiffeners and the first panel are indirect couplings formed via clips, the couplings formed via the clips deter the axial loads from being received by the stiffeners while increasing the compressional stability of the first panel.

Abstract: A rail-based modular aircraft system may include a rail extending from a first end to a second end. The rail-based modular aircraft system may include a constant cross-sectional shape from the first end to the second end. The rail may also include a wing module configured to interface with the rail such that the wing module is individually movable along at least a portion of the rail and configured to be fixable at a fixed point along the rail. The rail-based modular aircraft system may also include a propulsion module configured to interface with the rail such that the propulsion module is individually movable along at least a portion of the rail and configured to be fixable at a fixed point along the rail. The propulsion module may be configured to provide forward motion to the modular aircraft system.

Abstract: A system comprising an aerial vehicle or an unmanned aerial vehicle (UAV) configured to control pitch, roll, and/or yaw via airfoils having resiliently mounted trailing edges opposed by fuselage-house deflecting actuator horns. Embodiments include one or more rudder elements which may be rotatably attached and actuated by an effector member disposed within the fuselage housing and extendible in part to engage the one or more rudder elements.

Abstract: The present invention provides a foldable wing which comprises a wing supporting skeleton, a sliding rail, a skin supporting rib, a skin and a wing movement unit. The wing supporting skeleton comprises a horizontal beam, a longitudinal beam, a wing front edge beam, a wing trailing edge beam, a fixture connector and a sliding block, The wing supporting skeleton is a triangular girder for maintaining planar and sectional shapes of the foldable wing, supporting the skin supporting rib and the skin, and sustaining an aerodynamic load from the skin and a load of a fuselage. After the triangular girder is subjected to a force of the wing movement unit, a shape and an area of the triangular girder are changed so as to achieve folding and unfolding of the foldable wing. A rotocraft and a glider using the foldable wing are also provided.

Abstract: A fuselage rear end of an aircraft, comprising a structural part comprising a skin and longitudinal and transversal reinforcing members and a fairing. The structural part longitudinally spans over the whole rear end and comprises a first portion in which the transversal reinforcing members occupy the whole perimeter of the corresponding fuselage section and at least a second portion in which the transversal reinforcing members occupy only a portion of the perimeter of the corresponding fuselage section. The fairing is located below the second portion of the structural part.

Abstract: Described herein is vehicle comprising a body. The vehicle also comprises a cargo door assembly, coupled to the body. The cargo door assembly comprises a first door, movable, relative to the body, between a first closed position and a first open position. The cargo door assembly also comprises a first aerodynamics control surface, coupled to the first door and selectively movable relative to the first door. The preceding subject matter of this paragraph characterizes example 1 of the present disclosure.

Abstract: A flight control device of an aircraft including a support, an action member attached to the support rotating freely around a primary axis, a rotary device including a stator, rotatably connected to the support around a secondary axis, and a rotor rotating freely relative to the stator around the secondary axis, the rotary device applying a force sensing torque on the rotor relative to the stator around the secondary axis, and a mechanical reducing gear, which connects, with a reduction ratio, rotation of the action member with rotation of the rotor, the mechanical reducing gear including a screw-nut system with rolling elements, including a screw, attached to the rotor, connected in rotation to the rotor around the secondary axis, and a nut fixed in rotation around the secondary axis relative to the stator and helically connected with the screw around and along the secondary axis via the rolling elements.

Abstract: Control surface operating systems for controlling aerodynamic control surfaces of aircraft are provided. The systems includes a drive system operably connected to a drive shaft, the drive system including a continuously variable transmission, at least one actuator operably connected to the drive shaft and arranged to convert rotational movement of the drive shaft to move at least a portion of the aerodynamic control surface, and at least one control surface operably connected to the at least one actuator, wherein the at least one control surface is adjusted by the at least one actuator.

Abstract: Hydraulic systems for shrinking landing gear shrink are described. An example apparatus includes a landing gear strut, a transfer cylinder, and aircraft hydraulics. The landing gear strut has an outer cylinder and an inner cylinder. The inner cylinder moves relative to the outer cylinder from a first position to a second position as the landing gear strut moves from a deployed position to a retracted position. The landing gear strut has a first length when the inner cylinder is in the first position and a second length less than the first length when the inner cylinder is in the second position. The transfer cylinder exchanges hydraulic fluid and gas with the landing gear strut as the landing gear strut moves from the deployed position to the retracted position. The aircraft hydraulics hydraulically actuate the landing gear strut to move from the deployed position to the retracted position.

Abstract: A fault detection system for an aircraft braking system including: a controller configured to receive braking demand information; torque information; wear information; wheel speed information; and brake temperature information. The controller is to calculate an expected maximum temperature of the brake based on the torque information, the wear information and the wheel speed information; to determine whether a significant temperature discrepancy exists between the expected maximum temperature and the brake temperature information; to determine whether a significant torque-related discrepancy exists based on the braking demand information and the torque information.

Abstract: A flight device includes a device body with a surface, a plurality of arm structures disposed in the device body and a plurality of rotor modules disposed to the arm structures respectively. Each arm structure includes a fixing base, a second screw element, a connecting unit, a rod body and a position-limiting element. The fixing base is disposed in the device body and includes a first screw element having a first screw part. The second screw element has a second screw part matched with the first screw part. The connecting unit drills through the second screw element. The connecting unit is locked to the fixing base by screwing the first and second screw parts with each other. The rod body drills through the connecting unit. The position-limiting element is disposed between the second screw element and the connecting unit. The position-limiting element abuts against the second screw element.

Abstract: Aerial vehicles may include propulsion units having motors with drive shafts that may be aligned at a variety of orientations, propellers with variable pitch blades, and common operators for aligning the drive shafts at one or more orientations and for varying the pitch angles of the blades. The common operators may include plate elements to which a propeller hub is rotatably joined, and which may be supported by one or more linear actuators that may extend or retract to vary both the orientations of the drive shafts and the pitch angles of the blades. Operating the motors and propellers at varying speeds, gimbal angles or pitch angles enables the motors to generate forces in any number of directions and at any magnitudes. Attributes of the propulsion units may be selected in order to shape or control the noise generated thereby.

Abstract: The present disclosure provides various embodiments of a multicopter-assisted launch and retrieval system generally including: (1) a multi-rotor modular multicopter attachable to (and detachable from) a fixed-wing aircraft to facilitate launch of the fixed-wing aircraft into wing-borne flight; (2) a storage and launch system usable to store the modular multicopter and to facilitate launch of the fixed-wing aircraft into wing-borne flight; and (3) an anchor system usable (along with the multicopter and a flexible capture member) to retrieve the fixed-wing aircraft from wing-borne flight.

Abstract: A box frame hub arm structure is provided and includes a body having an outboard surface, which is disposable to abut with an inboard surface of an outboard arm of an aircraft rotor head, and lead/lag sides. The body is formed to define a first cavity, an aperture communicative with the first cavity through the outboard surface and second and third cavities. The second and third cavities extend outwardly in opposite lead/lag directions from the first cavity to the lead/lag sides.

Abstract: A helicopter rotor device with a mechanical means for configuring rotor tips in order to control dust of brown outs or the method to accomplish the reduction or elimination of the brownout dust.

Abstract: The present disclosure provides various embodiments of a multicopter-assisted launch and retrieval system generally including: (1) a multi-rotor modular multicopter attachable to (and detachable from) a fixed-wing aircraft to facilitate launch of the fixed-wing aircraft into wing-borne flight; (2) a storage and launch system usable to store the modular multicopter and to facilitate launch of the fixed-wing aircraft into wing-borne flight; and (3) an anchor system usable (along with the multicopter and a flexible capture member) to retrieve the fixed-wing aircraft from wing-borne flight.

Abstract: A device for controlling a collective pitch and a cyclic pitch of rotor blades of a rotoreraft of a direct turbine driven type and contra-rotating coaxial rotor type (DTDR) includes: a lower rotor and an upper rotor that are mounted concentrically on a shared rotor shaft; a first plate, that is not rotatable, fastened to a structure of the rotorcraft and connected to an actuator that communicates collective pitch and cyclic pitch controls to it, the first plate being mounted so as to be movable in translation along the shared rotor shaft and to oscillate relative to the shared rotor shaft, via a lower ball joint mechanism; and a second plate, that is rotatable, housed on the lower ball joint mechanism so as to be always parallel to the first plate, the second plate being driven in rotation by a member connecting it to the lower rotor.

Abstract: An aircraft includes a fuselage and a pair of channel wings which may vary incidence with respect to the fuselage and a pair of channel canards which can also vary incidence with respect to the fuselage and that can move independently of each other for the purpose of vertical takeoff and landing as well as forward and reverse flight. The wings may have multiple channels and may be powered by single propeller or contra-rotating propellers. The thrust to the propellers may be provided with an internal combustion engine or electric motors or a turbo prop or hybrid system. The channel wing allows the fuselage to maintain a level pitch with respect to the horizon. The aircraft will also have increased maneuverability in hover because it can independently vary the incidence of the wings and canards and be able to tightly turn about a point.