Bizarre Patents
Apparatus for Simulating a High Five
A self-righting hand-arm configuration which is adapted to pivot when struck by a user, thereby simulating a "high five."
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8186615 | Rotor head of remotely-controlled helicopter and remotely-controlled helicopter A remote controlled helicopter of a single rotor type to be used indoors, having a flying operation that can be stabilized and operability that can be improved. The helicopter includes a center hub that supports a rotor head to a mainmast, and is divided into an upp... | 05/29/2012 |
| 8167234 | Insect-like micro air vehicle having perching, energy scavenging, crawling, and offensive payload capabilities A micro air vehicle (MAV) comprises features that emulate insect-like topology and flight, including a dangling three part body (100a, 100b, 100c), wing-like dual side rotors (107, 107a) positioned to either si... | 05/01/2012 |
| 8070091 | Electromechanical actuation system and method Electromechanical actuation systems and methods are provided. The electromechanical actuation system includes first, second, and third linear actuators having respective first, second, and third ranges of motion and an output member coupled to the first, second, and... | 12/06/2011 |
| 8047466 | Yoke with notched arm roots A yoke for a rotary wing aircraft rotor system has a plurality of arms, each arm having a root. Each root has a notched portion configured to allow passage of a portion of a blade-pitch control system through the notched portion. ... | 11/01/2011 |
| 7992820 | Tandem powered tilt rotor aircraft An aircraft with a long body 1 which has a forward end 2 and an aft end 3, which is able to achieve vertical take-off by means of a tilt-able rotor and blade assembly 4 at the forward part of the aircraft and a tilt-able turbojet 19 | 08/09/2011 |
| 7757992 | System and method for improved rotor tip performance Embodiments of systems and methods for enhancing the performance of rotary wing aircraft through reduced torque, noise and vibration are disclosed. In one embodiment, a method includes configuring the rotorcraft in a selected flight condition, communicating input si... | 07/20/2010 |
| 7753310 | Tandem powered power tilting aircraft An aircraft with a long body 1 which has a forward end 2 and an aft end 3, which is able to achieve vertical take-off by means of a tilt-able rotor and blade assembly 4 at the forward part of the aircraft and a tilt-able turbojet 19 | 07/13/2010 |
| 7475847 | Retractable lifting blades for aircraft A rotor blade assembly for providing vertical lift to an aircraft, having a rotor head and a plurality of blades, with each blade attached to a mechanism such as a cam surface, whereby movement of the mechanism causes the radial distance between the distal tip of th... | 01/13/2009 |
| 7461812 | Rotorcraft control system with stepped mixing linkage A control system for a rotorcraft is disclosed. The control system includes a stepped mixing linkage, such that a selected amount of right-left lateral cyclic output is generated for certain amounts of forward-aft cyclic input. The stepped mixing linkage includes tw... | 12/09/2008 |
| 7448571 | Rotor collective pitch VS Mu to control flapping and mast/rotor tilt to control rotor RPM A method of operating a rotor aircraft involves measuring an airspeed of the aircraft and a rotational speed of the rotor. A controller determines a Mu of the rotor based on the airspeed of the aircraft and the rotational speed of the rotor. The controller varies th... | 11/11/2008 |
| 7433765 | Fly by wire static longitudinal stability compensator system A static longitudinal stability (SLS) system provides an unobtrusive airspeed hold function that reacts to the pilot control inputs into the flight control system and the measured states of the aircraft to engage and disengage smoothly without any explicit mode sele... | 10/07/2008 |
| 7340883 | Morphing structure An apparatus is provided that includes a body having a first wall and a second wall, at least one appending structure extending from an end of the body and at least one actuator positioned between the first and second walls. The actuator includes first end coupled t... | 03/11/2008 |
| 7306186 | Tandem powered power tilting aircraft Vertical take-off aircraft (1) has first (4) and second (17) lifting mechanism (eg helicopter-type rotors, jets, turboprops) arranged in tandem, either above or outboard of ends (2, 3). Lifting mechanisms (4, 17) are independently ... | 12/11/2007 |
| 7302340 | High altitude parachute navigation flight computer A navigational computer design for high altitude and other similar navigational needs includes a processor, which receives as input signals from navigational and navigational related sensors such as a GPS, compass, inertial measurement unit and sensors. Processor ut... | 11/27/2007 |
| 7264200 | System and method for improved rotor tip performance The present invention discloses systems and methods for the performance enhancement of rotary wing aircraft through reduced torque, noise and vibration. In one embodiment, a system includes a sail having an aerodynamic shape positioned proximate to a tip of the roto... | 09/04/2007 |
| 7264199 | Unloaded lift offset rotor system for a helicopter A rotor system (12) for a helicopter (10) includes a rotating shaft (82). A gimbaled hub assembly (56) is coupled to the rotating shaft (82). Rotating blades (24) and non-rotating blades (33) are coupled to the gimbal... | 09/04/2007 |
| 7198223 | Ultralight coaxial rotor aircraft An ultralight coaxial dual rotor helicopter having a substantially L shaped frame. Attached to the back of the frame is a vertical shaft engine, and a pair of yaw paddles for controlling yaw of the craft. The drive shaft connects to a belt drive at the top of the fr... | 04/03/2007 |
| 7178757 | Motorcycle rider autogyro An autogyro, or aircraft with a rotating wing, has an airframe providing a motorcycle-like configuration for the rider. The motorcycle-like straddle-type seat locates the rider in front of the rotating wing, behind a teardrop shaped simulated fuel tank, and above th... | 02/20/2007 |
| 7150429 | Tandem powered power tilting aircraft An aircraft with a long body 1 which has a forward end 2 and an aft end 3, which is able to achieve vertical take-off by means of a tiltable rotor and blade assembly 4 at the forward part of the aircraft and a tiltable turbojet 19 ... | 12/19/2006 |
| 7137591 | Tilting mast in a rotorcraft A rotorcraft includes a fuselage, a rotor assembly, a tail section connected to the fuselage, a propulsion system including an engine mounted to the fuselage, and a wing mounted to the fuselage. The rotor assembly includes a rotor having either a single or a plurali... | 11/21/2006 |
| 7137590 | Lubricating installation for rocking power transmission box An installation includes at least a pressurized lubricating circuit for elements housed in the rocking crankcase, each circuit including a radial transfer bearing between two opposite cylindrical journals coaxial about the rocking axis, one fixed journal on a fixed ... | 11/21/2006 |
| 7128293 | Helicopter A helicopter has a power unit supported on an arch support member above an airframe. The power unit may be moved forward and rearward by a trim actuator to trim the helicopter and tilted about pitch and roll axes by control actuators for directional control. The con... | 10/31/2006 |
| 7121506 | Remotely controlled model airplane having deflectable centrally biased control surface A remotely controlled model airplane includes a receiver responsive to signals from a transmitter to control the direction of flight of the model airplane. The receiver, powered by a battery, demodulates the signal transmitted by the transmitter to selectively energ... | 10/17/2006 |
| 7118340 | Swashplate and pitch link arrangement for a coaxial counter rotating rotor system A coaxial counter-rotating rotor system for a hybrid aircraft includes an upper swashplate assembly and a lower swashplate assembly with a coaxial transmission system therebetween. Movement of the upper and lower swashplate assembly is reflected about a midplane of ... | 10/10/2006 |
| 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 |
| 7004426 | Control system for rotorcraft for preventing the vortex ring state A flight control system for a rotorcraft to prevent the adverse effects of the vortex ring state is disclosed. In the flight control system of the present invention, selected control inputs are sent the rotorcraft prior to the onset of the vortex ring state. In the ... | 02/28/2006 |
| 7004427 | Retractable lifting blades for aircraft A rotor blade assembly for providing vertical lift to an aircraft, having a rotor head and a plurality of blades, with each blade attached to a mechanism such as a cam surface, whereby movement of the mechanism causes the radial distance between the distal tip of th... | 02/28/2006 |
| 6915983 | Pivoting power transmission unit with load transfer via the casing A pivoting power transmission unit is provided for driving a tiltable rotor of a convertible aircraft. The casing of the pivoting transmission unit comprises a lower casing, by which the casing is able to pivot on a support by two bearings each having a stationary p... | 07/12/2005 |
| 6910865 | Helicopter rotor hub, and rotor featuring such a hub There is described a hub for a helicopter rotor, having a main body, and a number of connecting members projecting from the main body and for the connection of respective blades; the main body and the connecting members being defined by separate components connectab... | 06/28/2005 |
| 6880782 | Control system for rotorcraft for preventing the vortex ring state A flight control system for a rotorcraft to prevent the adverse effects of the vortex ring state is disclosed. In the flight control system of the present invention, selected control inputs are sent the rotorcraft prior to the onset of the vortex ring state. In the ... | 04/19/2005 |
| 6863241 | Control of an aircraft as a thrust-vectored pendulum in vertical, horizontal and all flight transitional modes thereof An improved aircraft includes a thrust source, a wing, and a boom functioning as a “free lever” and having a distal end upon which the thrust is acting and a proximal end about which the boom is freely rotatable to balance forces acting on the proximal and dista... | 03/08/2005 |
| 6824096 | Device for controlling the pitch of the blades of a convertible aircraft rotor A pitch control device for a blade of a tilting rotor of a convertible aircraft. The pitch control device is external to a rotor hub which is driven in rotation by a mast and connected to the latter by a mechanism for tilting the hub as a whole, each blade is connec... | 11/30/2004 |
| 6745977 | Flying car A vehicle is in the general shape of a land vehicle, such as a car, but has a plurality of rotors so the vehicle is capable of flight in the manner of a VTOL or a helicopter. The vehicle has foot pedals and steering that can be operated in the manner similar to that... | 06/08/2004 |
| 6719244 | VTOL aircraft control using opposed tilting of its dual propellers or fans The invention relates to improvements with regards to the control of VTOL aircraft that use two propellers or fans as the primary lifting devices in hover. More particularly, the invention is a means for effecting control of the aircraft using just the two propeller... | 04/13/2004 |
| 6695254 | Rotary-wing aircraft rotor with constant velocity drive A tilting rotor of a convertible aircraft comprises, between the mast and the hub, a constant velocity drive mechanism and pivoting arrangement comprising two gimbals, each of which is driven by the mast and pivots about one respectively of two diametral ... | 02/24/2004 |
| 6691830 | Device for lubricating a power gearbox with a variable orientation, particularly for a convertible tilt-rotor aircraft A device for lubricating a power gearbox having a variable orientation and a closed space has a lubricating unit that supplies lubricant to at least one element of the gearbox, which needs to be lubricated. A collecting reservoir collects lubricant from t... | 02/17/2004 |
| 6676074 | Dual piston drag damper for rotary-wing aircraft rotor A drag damper for use on a rotary wing aircraft rotor comprises a body defining two variable volume chambers linked by a piston. The chambers are filled with fluid and are connected by a restriction port (35) and by a channel (32) of larger cross-section ... | 01/13/2004 |
| 6619585 | Helicopter single-blade rotor The present invention relates to a single-blade main rotor for helicopters designed so that the component of the blade lift normal to the rotational axis of the rotor is compensated by the inertial force obtained through the self-adjustment of the positio... | 09/16/2003 |
| 6616095 | Coupled aircraft rotor system The subject tiltrotor aircraft has three modes of operation: airplane mode, helicopter mode, and transition mode. A tilting mast, which transitions the aircraft between airplane mode and helicopter mode, is controlled by systems that allow selective movem... | 09/09/2003 |
| 6467724 | Articulated drive An aircraft has a fuselage designed essentially as an aerostatic lift body and combined lift and propulsion devices which are articulated on the fuselage, are provided with propellers and form propulsion units and which in each case are tiltable between a... | 10/22/2002 |
