| Patents for B64C 27 - Rotorcraft; Rotors peculiar thereto (10,112) |
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| 07/31/2013 | EP2620364A1 System and method of harvesting power with a rotor hub damper |
| 07/31/2013 | EP2619089A1 Anti-torque nozzle system with internal sleeve valve for a rotorcraft |
| 07/31/2013 | EP2619088A1 Propulsive anti-torque nozzle system with rotating thrust director for a rotorcraft |
| 07/31/2013 | EP2619087A1 Propulsive anti-torque nozzle system with external rotating sleeve for a rotorcraft |
| 07/31/2013 | EP2619086A1 Composite rotor blade having weighted material for mass balancing |
| 07/31/2013 | EP2530013B1 Rotor blade twist mechanism for rotorcraft, and blade |
| 07/31/2013 | CN203094454U Safely recoverable non-coaxial multi-rotor vertical take-off and landing aircraft |
| 07/31/2013 | CN203094443U Mixed lifting system for fixed duct |
| 07/31/2013 | CN203094442U Tilting four-rotor aircraft |
| 07/31/2013 | CN203094441U Improved four-rotor aircraft |
| 07/31/2013 | CN203094440U Non-coaxial multi-rotor wing air vehicle |
| 07/31/2013 | CN103224024A Double-main-duct ultra-light type vertical take-off and landing solo aircraft |
| 07/30/2013 | US8496435 Helicopter rotor |
| 07/30/2013 | US8496434 Differential pitch-control to optimize co-rotating stacked rotor performance |
| 07/30/2013 | US8496199 System and method for limiting cyclic control inputs |
| 07/30/2013 | CA2469165C Display system |
| 07/25/2013 | WO2012110820A3 Gearbox lubrication |
| 07/25/2013 | US20130189098 System and Method of Harvesting Power with a Rotor Hub Damper |
| 07/25/2013 | DE102009035191B4 Verfahren zur Erzeugung einer sensorgestützten, synthetischen Sicht zur Landeunterstützung von Helikoptern unter Brown-Out oder White-Out-Bedingungen Method for producing a sensor-based synthetic view of the landing support of helicopters under brownout or whiteout conditions |
| 07/25/2013 | CA2802601A1 System and method of harvesting power with a rotor hub damper |
| 07/24/2013 | EP2616334A1 Method and apparatus for actively manipulating aerodynamic surfaces |
| 07/24/2013 | EP2616333A2 Method for improving the flying characteristics of a multicopter in failure situations and multicopter with improved flying characteristics in failure situations |
| 07/24/2013 | EP2616332A1 Method and apparatus for actively manipulating aerodynamic surfaces |
| 07/24/2013 | CN203078757U Main rotary wing of single ultra-light helicopter |
| 07/24/2013 | CN203078756U Primary transmission mechanism for single ultra-light helicopter |
| 07/24/2013 | CN203078755U Unmanned helicopter with independent tail rotor power system |
| 07/24/2013 | CN203078754U Heavy-load multi-rotor-wing unmanned helicopter |
| 07/24/2013 | CN203078753U Double-rotor-wing unmanned helicopter |
| 07/24/2013 | CN203078752U Novel sightseeing airplane |
| 07/24/2013 | CN203078751U Single ultra-light helicopter |
| 07/24/2013 | CN103213678A Helicopter structural response active control system employing piezoelectric stack actuator |
| 07/18/2013 | WO2013105926A1 Invertible aircraft |
| 07/18/2013 | US20130181087 Clutch system for rotary-wing aircraft with secondary thrust system |
| 07/17/2013 | EP2615029A1 Rotor system comprising a restraint for an elastomeric bearing |
| 07/17/2013 | EP2615028A2 Rotorcraft vibration suppression system in a four corner pylon mount configuration |
| 07/17/2013 | EP2615027A1 A mechanically optimized liquid inertia vibration eliminator and aircraft pylon system |
| 07/17/2013 | EP2614953A1 Joining of elastomeric pad onto composite part |
| 07/17/2013 | CN203064201U Aerial photo aircraft |
| 07/17/2013 | CN103209890A Composite rotor blade having weighted material for mass balancing |
| 07/17/2013 | CN101541634B High performance low noise helicopter blade aerodynamic design |
| 07/16/2013 | US8485782 Variable-diameter rotor with centrifugal forces compensation mechanism |
| 07/16/2013 | US8485464 Personal aircraft |
| 07/12/2013 | DE202013004664U1 LED Flutlich Multicopter. LED floodlights Multicopter. Ein Multirotor Fluggerät an dem zur Ausleuchtung großer Flächen eine Hochleistungs LED angebracht ist. A multi-rotor aircraft is attached to the for illuminating large areas a high performance LED. |
| 07/12/2013 | CA2802172A1 System and method of measuring and monitoring torque in a rotorcraft drive system |
| 07/11/2013 | WO2012080847A3 Helicopter with two or more rotor heads |
| 07/11/2013 | US20130175386 Helicopter configuration |
| 07/11/2013 | US20130175385 Method of automatically controlling a rotary wing aircraft having at least one propulsion propeller, an autopilot device, and an aircraft |
| 07/11/2013 | US20130175384 Bearing Restraint for Rotor Systems |
| 07/11/2013 | US20130175383 Rotary-wing and fixed-wing aircraft |
| 07/11/2013 | DE102012100102A1 Hubschrauberkonfiguration Helicopter configuration |
| 07/10/2013 | EP2612813A1 Rotorcraft counter-torque control assembly and method |
| 07/10/2013 | EP2612812A2 Methods and systems for helicopter rotor blade balancing |
| 07/10/2013 | CN203047531U Multi-rotor unmanned aerial vehicle |
| 07/10/2013 | CN103196334A Gun mounted on rotor wing |
| 07/10/2013 | CN103195852A Mechanically optimized liquid inertia vibration eliminator and aircraft pylon system |
| 07/10/2013 | CN103195662A Wing ring, wing ring mechanism and method |
| 07/10/2013 | CN103192990A Vertical/short take-off and landing flying wing layout aircraft |
| 07/10/2013 | CN103192987A Amphibious robot capable of flying and climbing wall and control method of amphibious robot |
| 07/10/2013 | CN103192986A Rotorcraft vibration suppression system in a four corner pylon mount configuration |
| 07/10/2013 | CA2802152A1 Rotorcraft vibration suppression system in a four corner pylon mount configuration |
| 07/10/2013 | CA2802149A1 A mechanically optimized liquid inertia vibration eliminator and aircraft pylon system |
| 07/10/2013 | CA2801327A1 Bearing restraint for rotor system |
| 07/09/2013 | US8480372 System and method for reducing bucket tip losses |
| 07/04/2013 | WO2013098736A2 A four-rotor helicopter |
| 07/04/2013 | US20130170985 Electrical powered tail rotor of a helicopter |
| 07/04/2013 | US20130168501 Primary flight controls |
| 07/04/2013 | US20130168492 Adjustable Pitch Link |
| 07/04/2013 | US20130168491 Mission-adaptive rotor blade with circulation control |
| 07/04/2013 | US20130168490 Rotorcraft Counter-Torque Control Assembly and Method |
| 07/04/2013 | US20130168489 Roadable, Adaptable-Modular, Multiphibious-Amphibious Ground Effect or Flying, Car-Boat-Plane or Surface-Effect Motorcycle |
| 07/03/2013 | EP2610525A1 Epicyclic gear train for a hovering aircraft having annularly arranged lubricant nozzles |
| 07/03/2013 | EP2610176A1 Electrical powered tail rotor of a helicopter |
| 07/03/2013 | EP2610175A1 Laminated thrust bearing, rotor provided with such a bearing and aircraft |
| 07/03/2013 | EP2610174A1 Hub assembly with grease lubricated roller bearing and tension-torsion strap |
| 07/03/2013 | EP2610173A1 Fixed-pitch coaxial contra-rotating helicopter |
| 07/03/2013 | EP2610172A1 System and method of tuning a liquid inertia vibration eliminator |
| 07/03/2013 | EP2610168A1 Adjustable pitch link |
| 07/03/2013 | CN203032936U Passenger helicopter |
| 07/03/2013 | CN203032935U Improved transport helicopter |
| 07/03/2013 | CN103185108A Epicyclic gear train for hovering aircraft and related aircraft |
| 07/03/2013 | CA2793167A1 Rotorcraft counter-torque control assembly and method |
| 07/02/2013 | US8475127 Method and device for controlling a rotary wing aircraft |
| 07/02/2013 | US8474761 Method of piloting a rotary wing drone having multiple rotors |
| 07/02/2013 | US8474745 Rotor hub vibration attenuator |
| 06/28/2013 | CA2800439A1 Adjustable pitch link |
| 06/28/2013 | CA2794077A1 Electrical powered tail rotor of a helicopter |
| 06/27/2013 | WO2013093447A1 Personal propulsion apparatus and method |
| 06/27/2013 | WO2013056275A4 Aircraft |
| 06/27/2013 | US20130164131 Fluid elastomeric damper assembly including internal pumping mechanism and control valve |
| 06/27/2013 | US20130164129 Hub Assembly with Grease Lubricated Roller Bearing and Tension-Torsion Strap |
| 06/27/2013 | US20130161444 High efficiency hub for pressure jet helicopters |
| 06/27/2013 | US20130160605 Split-torque gear box |
| 06/26/2013 | EP2607232A1 Landing gear vibration absorber for a helicopter and method of operating said landing gear vibration absorber |
| 06/26/2013 | EP2607017A2 Alpha case removal process for a main rotor blade spar |
| 06/26/2013 | EP2605964A1 A propulsion and motion-transmission assembly, in particular for a rotary-wing aircraft |
| 06/26/2013 | EP2605963A1 A propulsion and motion-transmission assembly, in particular for a rotary-wing aircraft |
| 06/26/2013 | CN203020543U Jet rotor structure for rotor helicopter |
| 06/26/2013 | CN203020542U Jet-propelled rotor helicopter |
| 06/26/2013 | CN103171766A Short distance rising and landing unmanned all-wing aircraft |
| 06/26/2013 | CN103171765A Aircraft |