Abstract: A frisbee comprises a rotating shaft and a surface cover, a first fan blade, a second fan blade, a fan blade gear, a third fan blade and a bottom case, and the first fan blade comprises a first casing, the second fan blade comprises a second casing, and the rotating shaft passes through the first casing, the second casing, the fan blade gear and the third fan blade; a cavity is arranged with an electric motor and a main board, the output end of the electric motor is arranged with a motor gear meshing, the main board is arranged on the first casing, and a switch button is arranged on the first casing, and the switch button is connected with the main board, and the cover is arranged with a first through hole corresponding to the switch button. The structure of the frisbee can be simplified.

Abstract: A multirotor aircraft that includes a chassis, three or more vertical rotors, one or more free wings and one or more fixed horizontal rotor. The free wing is attached to the chassis by an axial connection so that the angle of the free wing is changed relative to the chassis according the flow of air over the free wing. The fixed horizontal rotor enables the multirotor aircraft to lower and climb while flying forward at a stable horizontal pitch of the chassis.

Abstract: A tail sitter aircraft includes a fuselage having a forward portion, an aft portion and a longitudinally extending fuselage axis. At least two wings are supported by the forward portion of the fuselage. A distributed propulsion system includes at least one propulsion assembly operably associated with each fixed wing and is operable to provide forward thrust during forward flight and vertical thrust during vertical takeoff, hover and vertical landing. A tailboom assembly extends from the aft portion of the fuselage and includes a plurality of rotatably mounted tail arms having control surfaces and landing members. In a forward flight configuration, the tail arms are radially retracted to reduce tail surface geometry and provide yaw and pitch control with the control surfaces. In a landing configuration, the tail arms are radially extended relative to the fuselage axis to form a stable ground contact base with the landing members.

Abstract: The present disclosure is directed to a propeller driven remote control flying device having an enclosed body. The motor and propellers of the device can be contained within the enclosed body. The enclosed body can include a plurality of pores through which air passes, with one side of the body generally functioning as an air intake, and the opposite side of the body functioning as an air outlet. The pores can be sufficiently small so as to prevent contact between persons, animals or articles and the motor driven propellers.

Abstract: A multirotor aircraft that includes a chassis, at least three engines that are equipped with propellers, and one or more axial free wings that are connected to the chassis by axial connections. The leading edges of the one or more axial free wings are designed to face constantly same direction when the multirotor flying, and the attack angles of the one or more axial free wings are designed to be changed relatively to the chassis due to flow of air over the one or more axial free wings.

Abstract: The techniques introduced here include a system to perform an efficient docking and recharging of unmanned aerial vehicles capable of ground movement, which makes use of a platform, a ramp, a circuitry and an interface integrated in the platform that are capable of recharging said vehicles, and through which it is possible to shield from adverse weather conditions and to recharge multiple unmanned aerial vehicles capable of ground movement at the same time, without incurring in unwanted disturbances and delays.

Abstract: Videography of surfaces and improved positional control of unmanned aerial vehicles (UAV) are disclosed. Embodiments include defining a plane relative a vertical or semi-vertical surface. Linearly scanning along a line parallel to the plane. The plane being defined by three non-colinear points. The linear scanning along the plane is defined by a defined distance from the plane to the surface. The scanning including distance sensor scanning. The distance sensor scanning creating a model of the surface. The distance sensor scanning can include sound-based or light-based distance measurement scanning. The surveillance scanning can further include capture of imagery of the surface along the linear scanning along the plane.

Abstract: A system and method for a mobile hybrid transmitter/receiver (TX/RX) node for wireless resonant power delivery is disclosed. A hybrid TX/RX can be configured to travel to remote, wirelessly-powerable receivers and deliver power to them wirelessly. A hybrid TX/RX device can include a transmitter component (TX), a receiver (RX) component, and a power store for storing power for supply to remote receivers. The TX/RX device can be configured in an autonomous unmanned vehicle operational to travel between a fixed source transmitter devices and one or more specified locations that may be host to one or more remote receivers. In the location of the one or more remote receivers, the TX component may function to wirelessly transfer power from the power store to the one or more remote receivers. In the location of the fixed source transmitter device, RX component can be configured to receive power via wireless power transfer, and to use the received power to at least partially replenish the power store.

Abstract: An unmanned aerial vehicle includes a plurality of arm units, each having a rotary wing, a motor, and an arm main body and detachably coupled to a main body; the main body having a plurality of receptacles for coupling to the arm units; and a battery unit detachably coupled to the main body to be exposed to outside, in which at least a part of the battery unit is exposed to outside when the battery unit is coupled to the main body.

Abstract: An aerial vehicle may be equipped with propulsion modules that include motors, sensors, transceivers, controllers, power sources or other components therein. The propulsion modules may be releasably mounted to the aerial vehicle in a manner that allows a propulsion module to be removed and replaced when one or more of the components within the propulsion module requires maintenance or repairs, thereby enabling the aerial vehicle to return to service promptly. The propulsion modules may communicate via wired or wireless means with one another, or with a central computer system onboard the aerial vehicle. The propulsion modules may be interchangeably installed on each of the aerial vehicles in a class, or on aerial vehicles in different classes. Furthermore, aerial vehicles may be equipped with varying numbers of propulsion modules, as needed, subject to one or more operational requirements or constraints.

Abstract: Provided are an apparatus and method of controlling a boomerang. The apparatus includes: a detection unit for detecting moving information of a boomerang including a plurality of wings; a movement prediction unit for generating movement prediction information of the boomerang by using the detected moving information; and a control unit for controlling an angular velocity of a rotation shaft connected to the plurality of wings or a flap angle of the plurality of wings of the boomerang according to the generated movement prediction information. Accordingly, the boomerang may accurately move to a target place by controlling flight of the boomerang by using moving information of the boomerang. Also, a flight distance of the boomerang may be increased by switching a flight state from non-power flight to powered flight.

Abstract: The game device for a user including a flexible closure for receiving impacts from the user, one or more filler placed inside the flexible closure for reducing recoiling of the flexible closure from the surface on receiving impacts, a mechanical unit attached to the inner walls of the flexible closure and a gravity slowing unit attached to the mechanical unit for reducing the gravitational pull acting on the flexible closure. The mechanical unit includes an electric motor for providing torque, an impact sensor for sensing the impacts received from the user, and a power source for energizing the electric motor and the impact sensor.

Abstract: A hovering remote-control flying craft having a molded frame assembly includes a plurality of arms extending from a center body with an electric motor and corresponding propeller on each arm. In various embodiments, the motor and propeller are mounted downward-facing at a distal portion of each arm with a motor cover over the motor. The center body can be formed of a two-piece molded structure that sandwiches a circuit board to provide structural support for the frame. The circuit board can include a plurality of tabs that facilitate mounting of wire connectors, and can also provide antennas and emitters for both IR and RF communications. In some embodiments, a removable safety ring protects the propellers from lateral contact.

Abstract: A propulsion system for a vehicle or toy vehicle is disclosed. The system comprises rotary drive means for driving the vehicle along ground, the rotary drive means operating in a plane and having a peripheral ground-engagement part. The system further comprises a rotor comprising one or more rotor blades rotatable about a rotor axis for producing thrust, wherein the rotary drive means and the rotor are positioned relative to each other so that during rotation of the rotor, the rotor blades pass through the plane of the rotary drive means, inside the peripheral ground-engagement part. In this way, the rotor blades are protected by the peripheral ground-engagement part.

Abstract: Described herein is a vertical take-off and landing aircraft comprising: an upper enclosure comprising a first upper arm and a second upper arm; a lower enclosure comprising a first lower arm and a second lower arm; wherein the first upper arm and the first lower arm comprise a first upper buckle and a first lower buckle, respectively; wherein the second upper arm and the second lower arm comprise a second upper buckle and a second lower buckle, respectively; wherein the first upper buckle engages the first lower buckle and the second upper buckle engages the second lower buckle, thereby securing the upper enclosure to the lower enclosure.

Abstract: The present invention discloses a remote control helicopter toy with double propellers on the empennage. The remote control helicopter toy with double propellers on the empennage comprises a helicopter body (100), a power supply, a control circuit board (110), a main propeller device (200) and a tail propeller device (300). The power supply and the control circuit board (110) are disposed inside the helicopter body (100); the main propeller device (200) and the tail propeller device (300) are electrically connected to the control circuit board (110); and the tail propeller device (300) comprises a left propeller (320) and a right propeller (310), which are disposed bilaterally symmetrically in a tail part of the helicopter body (100).

Abstract: The game device for a user including a flexible closure for receiving impacts from the user, one or more filler placed inside the flexible closure for reducing recoiling of the flexible closure from the surface on receiving impacts, a mechanical unit attached to the inner walls of the flexible closure and a gravity slowing unit attached to the mechanical unit for reducing the gravitational pull acting on the flexible closure. The mechanical unit includes an electric motor for providing torque, an impact sensor for sensing the impacts received from the user, and a power source for energizing the electric motor and the impact sensor.

Abstract: An aerobat toy comprising propellers (30), a fuselage (50) and an undercarriage (70), wherein the propellers (30) comprise a first propeller (310) and a second propeller (320); the first propeller (310) is provided at a top part of the fuselage (50), and the second propeller (320) is provided between the fuselage (50) and the undercarriage (70) thereunder.

Abstract: A helicopter having increase stabilization and protective rings for the propellers is provided. The helicopter includes a helicopter body, and at least one propeller connected by a shaft to the helicopter body. The at least one propeller is configured to rotate in a first direction about an axis defined by the shaft. A protective ring is pivotally connected to the at least one propeller at pivot points positioned at opposing ends thereof. The protective ring rotates with the at least one propeller and is pivotable about a longitudinal axis defined by the at least one propeller, such that the protective ring pivots independent of a tilting angle of the propeller.

Abstract: A remotely-controlled impact-resistant model helicopter (RIMH) that is comprised of two major elements: a helicopter and a remote control unit. The helicopter includes a housing that encloses a first electronic control circuit that controls the operation of a receiver circuit connected to a receiving antenna, a main rotor blade motor, a tail rotor motor, an LED light circuit and a power source. The RIMH includes a coaxial main rotor assembly that includes a lower main rotor blade, an upper main rotor blade and a rotor blade stabilizer. Attached to the housing is a tail boom assembly that has attached the tail rotor motor that operates a rear rotor blade, and that has attached a horizontal stabilizer and a vertical stabilizer. The helicopter is controlled and remotely operated by a hand-held remote control unit that includes a second electronic control circuit that controls the application of various aerial maneuvers that are transmitted to the helicopter.

Abstract: A flying toy figurine includes a main body having an upper body portion, a lower body portion and a middle body portion, the middle body portion including a waist portion and a hip portion. A center shaft connects the upper body portion to the lower body portion, and the waist portion and the hip portion are mounted for independent rotation about the center shaft. A motor drives a rotor assembly, including at least two main propeller blades, located in the waist portion in one direction for imparting vertical aerodynamic lift to the figurine. Rotation of the waist portion in one direction causes the hip portion to counter-rotate in the opposite direction. The center shaft is not connected to the waist portion or the hip portion and therefore rotation of the upper body portion and lower body portion remains independent of the rotation of the waist portion and the hip portion.

Abstract: A hovering remote-control flying craft having a molded frame assembly includes a plurality of arms extending from a center body with an electric motor and corresponding propeller on each arm. In various embodiments, the motor and propeller are mounted downward-facing at a distal portion of each arm with a motor cover over the motor. The center body can be formed of a two-piece molded structure that sandwiches a circuit board to provide structural support for the frame. The circuit board can include a plurality of tabs that facilitate mounting of wire connectors, and can also provide antennas and emitters for both IR and RF communications. In some embodiments, a removable safety ring protects the propellers from lateral contact.

Abstract: An aeronautical vehicle that rights itself from an inverted state to an upright state has a self-righting frame assembly has a protrusion extending upwardly from a central vertical axis. The protrusion provides an initial instability to begin a self-righting process when the aeronautical vehicle is inverted on a surface. A propulsion system, such as rotor driven by a motor can be mounted in a central void of the self-righting frame assembly and oriented to provide a lifting force. A power supply is mounted in the central void of the self-righting frame assembly and operationally connected to the at least one rotor for rotatably powering the rotor. An electronics assembly is also mounted in the central void of the self-righting frame for receiving remote control commands and is communicatively interconnected to the power supply for remotely controlling the aeronautical vehicle to take off, to fly, and to land on a surface.

Abstract: A model helicopter includes a drive mechanism comprising a battery powered motor comprising a toothed motor shaft; a main rotor comprising a main shaft aligned with the motor shaft and including a main gear; and a reduction gear assembly comprising a lower section including four first gears arranged around the motor shaft, and four second gears smaller than the first gears, each second gear fixed to top of the first gear; an upper section including four third gears and four fourth gears each being smaller than the third gear and fixed to top of the third gear, the fourth gears being meshed with the main gear; and four shafts each axially passing through the fourth gear, the third gear, the second gear, and the first gear so that a revolution of the motor shaft rotates the main shaft via the first gears, the fourth gears, and the main gear.

Abstract: The present document describes an entertainment device including one or more mini-crafts provided in a fluid medium within the sides of an electromagnetic frame. Each mini-craft includes a magnet and has a different cutoff frequency. Motion of the mini-crafts may be controlled by a user using a controller such as joystick, remote control etc. A processor computes, based on the multidirectional navigation signals received from the controller, electromagnetic signals for each coil in the electromagnetic frame. The electromagnetic signals are amplified and sent to the coils to generate superimposed rotating magnetic fields which cause the mini-crafts to rotate separately within the electromagnetic frame, each mini-craft following a distinct magnetic field with a frequency that is lower than its cutoff frequency.

Abstract: A transmission mechanism includes an upper holder block and a lower holder block respectively coupled to the shaft of the rotor system of a remote-controlled toy helicopter at different elevations, a stabilizer mounted at the upper holder block, two second links bilaterally coupled between the upper holder block and the lower holder block, a helicopter motor, and a first link coupled between the lower holder block and the output shaft of the helicopter motor for enabling the first link, the lower holder block, the second links, the upper holder block and the stabilizer to be relatively moved upon rotation of the motor.

Abstract: A linkage device for a remote control model helicopter with coaxial and counter rotating double-propeller includes a servo steering engine operating system, a tail motor operating system and a receiver controlling device; the servo steering engine operating system includes a forward and backward servo steering engine operating unit and a leftward and rightward servo steering engine operating unit; the receiver controlling device is connected to both the servo steering engine operating system and the tail motor operating system and for controlling the forward and backward servo steering engine operating unit and the tail motor operating system to link simultaneously. Compared to a conventional three-channel or four-channel model helicopter, the model helicopter using the linkage device has better resistance to winds and meets requirements to fly fast against winds outdoors.

Abstract: A tether assembly for a radio-controlled model aircraft, including: a bracket arranged for fixed connection to the radio-controlled model aircraft and including a stop portion; and a bar with a first end pivotably connected to the bracket, and a second end arranged to connect to a flexible wire for a model aircraft anchoring system. Pivoting of the bar in a first rotational direction with respect to the bracket is limited by contact of the bar with the stop portion.

Abstract: The utility model provides an airplane model control system capable of conducting omnidirectional and long-distance transmission of signals without being interfered by the sunlight and other visible lights. The airplane model control system can transverse obstacles for data communication, and comprises a remote control transmitting control device and an airplane receiving control device which all work in the frequency band of 2.4 GHz and 83 communication channels are included; and each remote control transmitting control device has unique ID number, which will not be controlled and interfered due to the reason of same frequency, realizes a share port of multiple functions simultaneously on one main controller and can realize reduction of cost.

Abstract: Miniature robotic vehicles suitable for a variety of tasks including covert surveillance, reconnaissance, and recreation are provided. Embodiments of the invention may include vehicles having a hybrid transportation system that incorporates a rotary-wing flight mode in conjunction with a wheeled ground transport mode. As a result, exemplary vehicles provide efficient ground-mode travel, with the added ability to fly over large obstacles and rough terrain.

Abstract: A flying toy comprises a first wing and a second wing attached to and extending from opposite sides of a fuselage. There is a first propulsion unit, having a first motor and a first propeller system rotated by the first motor, mounted with the first wing; and a second propulsion unit, having a second motor and a second propeller system rotated by the second motor, mounted with the second wing. Each propulsion system has main blades and auxiliary blades which interact with each other. Each of two wings can be angled relative to horizontal independently. The toy can operate as a plane or helicopter.

Abstract: A remote controlled transformable toy vehicle that is remotely transformable from a standing position to a flying position, where the toy performs like a helicopter and also to a driving position, where the toy performs like a wheeled vehicle. Transformations are carried out on-the-fly by remote control and the toy vehicle has the ability to maintain proper center of gravity for stable flight, takeoff and landing. Also provided is a remotely controlled toy vehicle that is driven by a rotating blade system so as to both drive over the ground and hover or fly in the air.

Abstract: A remote actuation device for a toy helicopter remotely controlled by a remote controller includes a motorized unit and an actuation unit. The motorized unit is powered by a power source of the toy helicopter. The actuation unit, which is arranged to couple with the toy helicopter, is operatively linked to the motorized unit for generating multiple actions, wherein the motorized unit is controlled by the remote controller for enabling the remote controller operating the actuating unit to select the multiple actions. Therefore, the operator of the toy helicopter is able to control the remote controller to select the action of the actuation unit to be operated.

Abstract: A set includes a launchable doll having a body portion and wings fixed to the body portion between a torso portion and a waist portion of the body portion to impart aerodynamic lift to the doll when the doll is rotated and the legs are fixed into a substantially vertical orientation when the wings are fixed to the body portion; and a launcher including a base, a tube that contains the legs and a mechanism that rotates the tube and the doll with respect to the base.

Abstract: A flying vehicle in accordance to an embodiment of the present invention includes a propeller control mechanism for flying the vehicle. The propeller control mechanism includes a propeller having a center shaft for connecting to the drive shaft; first and second propeller blades extending from the center shaft; and a control mechanism including a first linkage connecting the center shaft to the first propeller blade and a second linkage connecting the center shaft to a region defined on the propeller, wherein a change in a driving torque of the drive shaft causes the first linkage and the second linkage to change the pitch and height of the propeller blades while substantially unchanging the tip path plane of the propeller blades.

Abstract: An aerobat toy comprising propellers (30), a fuselage (50) and an undercarriage (70), wherein the propellers (30) comprise a first propeller (310) and a second propeller (320); the first propeller (310) is provided at a top part of the fuselage (50), and the second propeller (320) is provided between the fuselage (50) and the undercarriage (70) thereunder.

Abstract: A remotely controlled transformable toy vehicle that is remotely transformable from a standing position to a flying position, where the toy performs like a helicopter and also to a driving position, where the toy performs like a wheeled vehicle. Transformations are carried out on-the-fly by remote control and the toy vehicle has the ability to maintain proper center of gravity for stable flight, takeoff and landing.

Abstract: Remote control of a toy helicopter by projecting a modulated Infra-Red light spot on a wall. The spot is beamed from a hand-held remote control unit and aimed by the user in different directions. The helicopter follows that spot by a controlled ascend or descend if the light spot is above or below the helicopter respectively, as well as turns right or left in the direction of the light spot.

Abstract: A single rotor model helicopter is provided, comprising a spindle, a rotor clamp disposed on the spindle, a pair of rotor blades disposed on the rotor clamp, and a pair of hybrid control rocker arms. The helicopter further includes an operating system and a balancing system. The pair of hybrid control rocker arms are disposed on both sides of the rotor clamp respectively and rotatably connected to a pitch control rocker arm through each axial hole located on a center of each hybrid control rocker arm, so as to control attack angles of the rotor blades. Each hybrid control rocker arm has two control points. A first pair of control points diagonally opposite each other in the pair of hybrid control rocker arms are controlled by a cyclic torque transmitted from the operating system, and a second pair of control points diagonally opposite each other are controlled by the balancing system.

Abstract: A toy helicopter with a functioning rotor blade and winch is disclosed. In one embodiment, a toy helicopter includes a rotor blade and winch coupled to a drive mechanism housed in the helicopter. The drive mechanism is coupled to a drive shaft, and is operated by an actuator with a winch attached thereto. Pulling the winch away from the helicopter body loads or winds up the drive mechanism, and releasing the winch allows the drive mechanism to rotate the drive shaft and retract the winch.

Abstract: A remote-controlled toy helicopter comprises a body; a motor in the helicopter, a battery for powering the motor, and a receiver for communicating signals between the motor and a separate remote controller. A main rotor with blades is driven by a rotor shaft and causing a first lift force developed by the main rotor when the helicopter is airborne. A system permits movement of the helicopter on the ground, and these can be wheels. The helicopter travels on a floor or ground surface when the main rotor develops a second degree of lift force. The helicopter includes a system to effect motion in a horizontal dimension thereby to direct the desired direction. The control includes an actuator for engaging with an assembly depending from the rotor, the inter-engagement of the actuator and assembly effecting a change in the angle of incidence of at least the one blade of the rotor. The system includes a rotor, preferably complemented with a stabilizer rotor.

Abstract: The present invention includes an embodiment defined as a flying vehicle having a pair of wings and a transition assembly partially housed within each of the pair of wings. The transition assembly has ends rotatable with respect to each other and separately secured to the wing in which the end is housed. The transition assembly has a first position defined as having each wing positioned at an angle offset from a substantial horizontal orientation and oriented in an opposite direction from the other wing. When the transition assembly is in the first position the vehicle spins and will fly in a substantially hovering vertical orientation. The transition assembly has a second position defined as having each wing positioned in a substantial horizontal position. When the transition assembly is in the second position the vehicle will fly in a substantially horizontal orientation.

Abstract: A flying vehicle in accordance to an embodiment of the present invention includes a propeller control mechanism for flying the vehicle. The propeller control mechanism includes a propeller having a center shaft for connecting to the drive shaft; first and second propeller blades extending from the center shaft; and a control mechanism including a first linkage connecting the center shaft to the first propeller blade and a second linkage connecting the center shaft to a region defined on the propeller, wherein a change in a driving torque of the drive shaft causes the first linkage and the second linkage to change the pitch and height of the propeller blades while substantially unchanging the tip path plane of the propeller blades.

Abstract: A rotary-wing apparatus that is aeronautically stable, easy to fly with a multidimensional control, small size, and safe to fly and low cost to produce. The rotary-wing apparatus includes a coaxial, counter rotating rotor drive providing lifting power with an inherent aeronautical stability; auxiliary propellers that face the direction of flight and are located on opposite sides of said coaxial rotary-wing apparatus and enable flying forwards, backwards and perform yawing. The rotary-wing coaxial helicopter toy is remotely controlled and safe to fly in doors and out doors, while performing exciting maneuvers even by untrained kids.

Abstract: A remote controlled transformable toy vehicle that is remotely transformable from a standing position to a flying position, where the toy performs like a helicopter and also to a driving position, where the toy performs like a wheeled vehicle. Transformations are carried out on-the-fly by remote control and the toy vehicle has the ability to maintain proper center of gravity for stable flight, takeoff and landing. Also provided is a remotely controlled toy vehicle that is driven by a rotating blade system so as to both drive over the ground and hover or fly in the air.

Abstract: A toy helicopter, in accordance with the present disclosure, includes a body having a longitudinal length and a main rotor. There is an element movable along the longitudinal length. The element allows a user to selectively adjust the location of the center of gravity of a toy helicopter by moving the element along the longitudinal length, thereby changing the velocity of the helicopter.

Abstract: A rotary-wing toy helicopter generally comprising a transverse shaft, a plane body fixedly attached to the transverse shaft and a rotor assembly rotatably attached to the transverse shaft. The rotor assembly generally comprises a primary drive connected to a drive shaft for driving at least one set of lifting blades and a secondary drive connected to the transverse shaft for driving rotation of the transverse shaft and the plane body clockwise or counter-clockwise around the axis of transverse shaft.

Abstract: A single rotor model helicopter is provided, comprising a spindle, a rotor clamp disposed on the spindle, a pair of rotor blades disposed on the rotor clamp, and a pair of hybrid control rocker arms. The helicopter further includes an operating system and a balancing system. The pair of hybrid control rocker arms are disposed on both sides of the rotor clamp respectively and rotatably connected to a pitch control rocker arm through each axial hole located on a center of each hybrid control rocker arm, so as to control attack angles of the rotor blades. Each hybrid control rocker arm has two control points. A first pair of control points diagonally opposite each other in the pair of hybrid control rocker arms are controlled by a cyclic torque transmitted from the operating system, and a second pair of control points diagonally opposite each other are controlled by the balancing system.

Abstract: A remote control toy helicopter has a main rotor and an auxiliary rotor both driven by a rotor shaft. The auxiliary rotor has elongated elements at an acute angle relative to blades of the main rotor. A control system is provided that includes an actuator for engaging with a control assembly depending from the auxiliary rotor. The inter-engagement of the actuator and the control assembly effects change in the angle of incidence of the elongated elements of the auxiliary rotor. The interaction occurs when the assembly engages with the actuator by a depending arm associated with the assembly.

Abstract: A flying toy comprises a first wing and a second wing attached to and extending from opposite sides of a fuselage. There is a first propulsion unit, having a first motor and a first propeller system rotated by the first motor, mounted with the first wing; and a second propulsion unit, having a second motor and a second propeller system rotated by the second motor, mounted with the second wing. Each propulsion system has main blades and auxiliary blades which interact with each other. Each of two wings can be angled relative to horizontal independently. The toy can operate as a plane or helicopter.