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| Number | Title | Issue Date |
| 8147289 | Toy helicopter having guards for preventing contact of the vertical lift rotors A toy helicopter assembly having a guard that prevents the vertical lift rotors of the toy helicopter from inadvertently contacting any object while spinning. The toy helicopter has a body that includes a fuselage and landing gear. A drive shaft extends upwardly fro... | 04/03/2012 |
| 8113904 | Flying toy having boomerang flight characteristics and controlled landing abilities A flying toy assembly having a secondary body suspended from a boomerang rotor configuration. The rotor configuration includes a plurality of rotor blades that radially extend from a common hub area. The central hub area has a top surface, a bottom surface, and a pr... | 02/14/2012 |
| 8109802 | Toy helicopter having a stabilizing bumper A toy helicopter has a fuselage having a front end a rear end and two lateral sides. A main motor is supported from the fuselage. A main rotor is operably connected to the motor and has at least one rotor blade that rotates about a center axis generally laterally ce... | 02/07/2012 |
| 8052500 | Helicopter with main and auxiliary rotors 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 engagi... | 11/08/2011 |
| 7883392 | Toy helicopter 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 gravi... | 02/08/2011 |
| 7815482 | Helicopter A helicopter has a main rotor with propeller blades which is driven by a rotor shaft and which is hinge-mounted to this rotor shaft. The angle between the surface of rotation of the main rotor and the rotor shaft may vary. A swinging manner on an oscillatory shaft i... | 10/19/2010 |
| 7662013 | Helicopter with horizontal control A helicopter includes a system to effect motion in a horizontal dimension thereby to direct the desired direction. The rotor blades are driven by a rotor shaft and which is hinge mounted on this rotor shaft, such that the angle between the plane of rotation of the m... | 02/16/2010 |
| 7494397 | Helicopter A helicopter has a main rotor with propeller blades which is driven by a rotor shaft and which is hinge-mounted to this rotor shaft. The angle between the surface of rotation of the main rotor and the rotor may vary. A swinging manner on an oscillatory shaft is esse... | 02/24/2009 |
| 7467984 | Helicopter A helicopter has a main rotor with propeller blades which is driven by a rotor shaft and which is hinge-mounted to this rotor shaft. The angle between the surface of rotation of the main rotor and the rotor shaft may vary. A swinging manner on an oscillatory shaft i... | 12/23/2008 |
| 7425168 | Toy helicopter A helicopter has a main rotor with propeller blades which is driven by a rotor shaft and which is hinge-mounted to this rotor shaft. The angle between the surface of rotation of the main rotor and the rotor shaft may vary. A swinging manner on an oscillatory shaft i... | 09/16/2008 |
| 7425167 | Toy helicopter A helicopter has a main rotor with propeller blades which is driven by a rotor shaft and which is hinge-mounted to this rotor shaft. The angle between the surface of rotation of the main rotor and the rotor shaft may vary. A swinging manner on an oscillatory shaft i... | 09/16/2008 |
| 7422505 | Toy helicopter A helicopter has a main rotor with propeller blades which is driven by a rotor shaft and which is hinge-mounted to this rotor shaft. The angle between the surface of rotation of the main rotor and the rotor shaft may vary. A swinging manner on an oscillatory shaft i... | 09/09/2008 |
| 7364114 | Aircraft The present invention concerns an aircraft having a plurality of lifting and thrust rotors, with an electric motor and an inverter for each motor. In order to provide an aircraft having a greater payload, connecting bars are provided between the motors. In that resp... | 04/29/2008 |
| 7331838 | Propeller impact protector and model flying airplane incorporating same An airplane flying toy includes a longitudinal frame bearing a wing and a stabilizer, a propeller rotatably disposed at an end of the frame, a force generating device attached to the longitudinal frame and adapted to impart a rotary motion to the propeller by a rota... | 02/19/2008 |
| 7322872 | Model toy aircraft A model toy aircraft is adapted for remote control operation on land, on the water and in the air. The toy aircraft includes a pair of pontoons spaced apart by a horizontal wing forming a tunnel hull. A tail section is provided including one or more moveable directi... | 01/29/2008 |
| 7275973 | Toy aircraft A toy aircraft may include an airframe, which may include a fuselage and a wing assembly. The toy aircraft may include at least one propulsion unit mounted to the airframe. The at least one propulsion unit may be operable to propel the toy aircraft. The toy aircraft... | 10/02/2007 |
| 7273195 | Vertical lift craft A vertical lift craft includes a vertical lift craft, a powered rotor system including two counter-rotating lift rotors rotatably mounted to the body and a cage fixed to the body and extending about the powered rotor system, the cage including flexible rods extendin... | 09/25/2007 |
| 7255623 | Self-stabilizing rotating toy A rotating toy may then include a hub having a central axis and a lower portion; a plurality of counter rotating blades extending outwardly from the lower portion of the hub, the plurality of counter rotating blades having a tip connected to an outer ring; a single ... | 08/14/2007 |
| 7234667 | Modular aerospace plane This invention relates to the design of a Modular Aerospace Plane (MAP) comprising a forward fuselage section, a main wing section, a tail section and wing attachments. Various sections can be integrated to offer a variety of aircraft characteristics, performance an... | 06/26/2007 |
| 7204463 | Balancer device for hanging article A balancer device, which is adapted for incorporating with a hanging article having two sidewalls, a front side, and an opposed rear side facing towards a supporting surface, includes two balancing wings each having an inner end, and two connecting units provided at... | 04/17/2007 |
| 7185846 | Asymmetrical control surface system for tube-launched air vehicles Asymmetrical Control Surface System for Tube-Launched Air Vehicles places one control surface, such as a wing or a horizontal tail, above horizontal midplane axis of an air vehicle, such as a tube-launched missile, and the opposing control surface below the midplane... | 03/06/2007 |
| 7182666 | Wing-attachment mechanism for a model airplane A mechanism for attaching a wing to a fuselage of a model airplane. The mechanism includes a mounting base, a wing bolt, a retaining device that holds the wing bolt in the mounting base, and a flexible support member positioned between the retaining device and the m... | 02/27/2007 |
| 7178758 | Propellers and propeller related vehicles A propeller related vehicle in accordance with one embodiment of the present invention is described as a helicopter having an airframe housing a motor mechanism for powering a main propeller attached to a main drive shaft that extends vertically through the airframe... | 02/20/2007 |
| 7168657 | Toy helicopter landing skid structure A toy helicopter landing skid structure includes an upper support stand, a propping member and a bottom stand. The upper support stands are connected to the bottom of a helicopter airframe, and the propping member is connected to the bottom of each upper support sta... | 01/30/2007 |
| 7104862 | Reduced visibility rotorcraft and method of controlling flight of reduced visibility rotorcraft A rotary aircraft (rotorcraft) in which the entire aircraft rotates about its center of mass as it flies, and in which the center of mass is located external to the aircraft in the generally triangular region formed by the aircraft's single wing and two propellers. ... | 09/12/2006 |
| 7101246 | Reduced visibility rotorcraft and method of controlling flight of reduced visibility rotorcraft A rotary aircraft (rotorcraft) in which the entire aircraft rotates about its center of mass as it flies, and in which the center of mass is located external to the aircraft in the generally triangular region formed by the aircraft's single wing and two propellers. ... | 09/05/2006 |
| 7083141 | Self-propelled projectile A self-propelled projectile which will maintain a straight trajectory through air or water. ... | 08/01/2006 |
| 7052357 | Toy submersible projectile A submersible projectile includes an elongate body. The elongate body has an axial forward end and an axial rearward end and a peripheral surface. The elongate body has a generally elliptical cross-section along substantially all of the axial length of the elongate ... | 05/30/2006 |
| 7048232 | Plottner rotor kite A Rotor Kite that is flown by means of two control lines and which has two counter rotating 50 inch rotors and which can be flown in winds of 9 miles per hour and greater. This Rotor Kite can take off, fly in the air at various heights and then be landed by the oper... | 05/23/2006 |
| 6960112 | Airfoil blade with cushioned edge for powered toy aircraft An airfoil blade in a powered toy aircraft has a body with a cushioned edge. The body has a first end adjoining a hub, a second opposing end, a forward edge, and an opposing trailing edge. The cushioned leading edge is attached mechanically to the body and extends a... | 11/01/2005 |
| 6824093 | Method of controlling pitch on a gyroplane and a gyroplane A method of controlling pitch on a gyroplane. A first step involves pivotally securing a wing to a mast supporting a rotor of the gyroplane. A second step involves providing a linkage between the wing and a rotor head. The linkage is secured to the rotor head with a... | 11/30/2004 |
| 6568980 | Toy airplane powered by electric motor and capacitor power source A toy airplane includes a flying wing body having a capacitor-powered electric motor propulsion apparatus supported within the body. A charging receptacle is formed in the airplane body and supports electrical contacts which in turn are coupled to the pro... | 05/27/2003 |
| 6520827 | Spinning top A spinning top is built up with rigid flat parts and includes a central shaft extended through a horizontal body having a pair of radially oppositely projected fixed wings. A pair of movable wings are pivotally connected to an outer periphery of the horiz... | 02/18/2003 |
| 6464552 | Model helicopter A model helicopter includes a body and an engine mounted in the body. A rotor is connected to the engine through a substantially vertical primary shaft. A radial fan cools the engine while a lateral opening is provided on a tail boom connected to the body... | 10/15/2002 |
| 6461212 | Automatic start control and clutch of toy engine powered by high pressure gas A starting device of a toy engine comprises a spring, a starting piece, and a unidirectional bevel gear. The motion of the spring between the two fulcrums serves to ensure that the control rod is kept securely in place at a disengaging position and an eng... | 10/08/2002 |
| 6428381 | Flying device which rotates as it travels through the air A flying device which rotates as it travels through the air includes a body having three radially projecting vanes. Three blades or wings are pivotally connected to the three vanes. Each blade may be selectively and adjustably attached to an adjacent vane... | 08/06/2002 |
| 6422509 | Tracking device A tracking device includes a motor, top and bottom propellers of opposite sense attached to the stator and rotor of the motor for rotation in opposite directions. Target sensors are provided on the propellers and signals from the target sensors are suppli... | 07/23/2002 |
| 6179738 | Flying toy A thin, planar flying toy has a plurality of radially extending, equiangularly spaced, relatively constant width arms extending from a central hub. Each arm has a given length that is substantially greater than the width of each of the arms. The central h... | 01/30/2001 |
| 6146231 | Flying toy A flying toy including a handle portion having an upper end. A spindle is mounted atop the upper end and has a bore extending downwardly therethrough. A rotating rod extends through the bore and into the upper end of the handle to allow relative rotation ... | 11/14/2000 |
| 6106354 | Operator-powered model aircraft with realistic simulated engine sounds A propeller aircraft for being powered by an operator moving the aircraft in a circular flight path on a tether, and adapted for emitting simulated realistic propeller and engine noises during flight. The aircraft includes an elongate fuselage carrying ae... | 08/22/2000 |
