Patents
Sitemap › B64 - Aircraft; Aviation; Cosmonautics › B64C - Aeroplanes; Helicopters › B64C 27 - Rotorcraft; Rotors peculiar thereto
Patents for B64C 27 - Rotorcraft; Rotors peculiar thereto (10,112)
04/2012
04/03/2012US8146854 Dual rotor vertical takeoff and landing rotorcraft
03/2012
03/29/2012WO2012039702A1 Airfoil shaped tail boom
03/29/2012WO2012013464A3 Aerial device
03/29/2012CA2808329A1 Airfoil shaped tail boom
03/28/2012EP2433866A2 Wireless rotor track and balance system for rotorcraft
03/28/2012EP2432690A1 Rotor hub and controls for multi-bladed rotor system
03/28/2012EP2432689A1 Co-rotating stacked rotor disks for improved hover performance
03/28/2012EP2432688A1 Differential pitch control to optimize co-rotating stacked rotor performance
03/28/2012EP2432687A1 Rotor blade spacing for vibration attenuation
03/28/2012EP2179922B1 Helicopter
03/28/2012CN102390541A Anti-typhoon fixing device for helicopter
03/28/2012CN102390528A Air flight and omnibearing adsorption micro-robot
03/28/2012CN102390527A Improved design of helicopter rotor wing moving system
03/27/2012US8142159 Fan and motor thereof
03/27/2012US8142158 Compact load path swashplate assembly
03/27/2012US8141813 Helicopter
03/27/2012US8141812 Multiple drive-path transmission with torque-splitting differential mechanism
03/27/2012CA2650760C Rotorcraft blade equipped with a spar incorporating a hold-down fastener and process for producing the same
03/22/2012WO2012035178A1 System and method for lifting, propelling and stabilizing vertical-takeoff-and-landing aircraft
03/22/2012WO2012035025A2 Method for improving the flying characteristics of a multicopter in failure situations and multicopter with improved flying characteristics in failure situations
03/22/2012WO2012019117A3 Fluid elastomeric damper assembly including internal pumping mechanism and control valve
03/22/2012US20120068007 Rotary wing aircraft provided with propulsion means, and a method applied by said aircraft
03/22/2012US20120068006 Autogyro Plane
03/22/2012US20120068005 Helicopter rotor control system with individual blade control
03/22/2012US20120068004 Auto-hover and auto-pilot helicopter
03/22/2012US20120068003 Wireless sensor for an aircraft propulsion system
03/22/2012DE102010041111A1 Rotorblatt mit integrierter passiver Oberflächenklappe Rotor blade with integrated passive surface flap
03/21/2012EP2431275A2 Rotor blade with integrated passive surface flap
03/21/2012EP2431274A1 Rotary wing aircraft with propulsion means and a method applied by said aircraft
03/21/2012EP2431273A2 Wireless sensor for an aircraft propulsion system
03/21/2012EP2429897A2 External cargo hook system for rotary-wing aircraft
03/21/2012CN202170017U 无人飞行器 UAV
03/21/2012CN102384042A Wing ring, four wing ring mechanisms, two wing ring airplanes and wing ring counter-pulling wind power mechanism
03/21/2012CN102381475A Tail driving shaft support device
03/21/2012CN102381474A Synchronous locking/unlocking device for flapping movement of wing
03/21/2012CN102381473A Assembly for providing flexure to blade system
03/21/2012CN102381472A Power arm spindle drive device and helicopter made from power arm spindle drive device
03/21/2012CN102381471A Unmanned flying vehicle made with PCB
03/20/2012DE202012001750U1 Fluggerät Aircraft
03/15/2012US20120063880 Rotor assembly
03/15/2012US20120061526 Rotor Blade Spacing for Vibration Attenuation
03/15/2012US20120061517 Aircraft
03/15/2012US20120061509 Co-Rotating Stacked Rotor Disks for Improved Hover Performance
03/15/2012DE102010040770A1 Verfahren zur Verbesserung der Flugeigenschaften eines Multikopters in Ausfallsituationen A method for improving the flight characteristics of a multicopter in failure situations
03/14/2012EP2427374A2 Aerial robotic system
03/14/2012EP2427373A2 Method for compensation of gyroscopic forces of a rotor in a helicopter
03/14/2012CN202163617U 多轴飞行器 Multi-axis aircraft
03/14/2012CN102372087A Rotor blade
03/08/2012WO2012030076A2 Bottom mounted triple adjusting rotor-type flight vehicle
03/08/2012WO2012009037A3 Erosion resistant helicopter blade
03/08/2012WO2011162844A3 A combination ground vehicle and helicopter and fixed wing aircraft
03/08/2012WO2011152614A3 Bottom-adjustable propeller-type flying object
03/08/2012US20120056040 Electric VTOL Aircraft
03/08/2012US20120056031 Method for Compensation of Gyroscopic Forces of a Rotor in a Helicopter
03/07/2012EP2424778A1 Fluid elastomeric damper assembly
03/07/2012EP2021241B8 Position detector
03/07/2012EP1704345B1 Rotary wing aircraft rod end and method of making a helicopter vehicle rod end with a precocked orientation
03/07/2012EP1504195B1 Integrated three function valve
03/07/2012CN102369140A System and method for vibration control in a rotorcraft using an adaptive reference model algorithm
03/06/2012US8131402 System for detecting proximity between a wind turbine blade and a tower wall
03/06/2012US8128376 High performance outboard section for rotor blades
03/06/2012US8128367 Rotor blade for a bearingless rotor of a rotorcraft
03/06/2012US8128034 Rotorcraft with opposing roll mast moments, and related methods
03/01/2012WO2012026839A1 Helicopter
03/01/2012WO2012026112A1 Fixed-pitch coaxial contra-rotating helicopter
02/2012
02/29/2012EP2421752A1 Aircraft with integrated lift and propulsion system
02/29/2012CN101384480B Retractable lifting blades for aircraft
02/29/2012CA2749849A1 Method and device for making the best use of a motor
02/28/2012US8123483 To rotorcraft rotors fitted with inter-blade dampers
02/28/2012US8123175 Velocity feedback control system for a rotor of a toy helicopter
02/23/2012WO2012024677A2 Transmission test system
02/23/2012WO2012023066A1 A propulsion and motion-transmission assembly, in particular for a rotary-wing aircraft
02/23/2012WO2012023065A1 A propulsion and motion-transmission assembly, in particular for a rotary-wing aircraft
02/23/2012WO2012022845A2 Manned aircraft with two-axis propulsion and specific lateral piloting
02/23/2012US20120045344 Helicopter composite blade spar and method
02/23/2012US20120043412 Rotor Hub and Controls for Multi-Bladed Rotor System
02/22/2012CN102358421A Flyable spherical robot
02/22/2012CN102358420A Attitude transforming aircraft
02/22/2012CN101131123B 涡轮发动机多功能进气口 Multifunctional turbine engine air intake
02/16/2012WO2012021202A2 Real time active helicopter vibration control and rotor track and balance systems
02/16/2012WO2012019864A2 Drive of a tail rotor of a helicopter
02/16/2012US20120037750 Airlift
02/16/2012DE102010033889A1 System for influencing barrier layer in rotor blades of e.g. bypassing engines of helicopter, has set of apertures formed in location at outer skin of rotor blade, where flow medium is pumped in radial direction by hollow channel
02/15/2012EP2418146A1 Light engine-powered aircraft with improved balance
02/15/2012EP1542901B1 Rotorcraft control system with stepped mixing linkage
02/15/2012CN101511676B 用于高速旋翼飞机的转子驱动和控制系统 For high-speed rotorcraft rotor drive and control system
02/14/2012US8113461 Helicopter
02/14/2012US8113460 Fast hybrid helicopter with long range and an optimized lift rotor
02/09/2012WO2012019117A2 Fluid elastomeric damper assembly including internal pumping mechanism and control valve
02/09/2012US20120034090 Helicopter Blade Mandrel With Roller Assembly
02/09/2012US20120034080 Actuation mechanism for a convertible gas turbine propulsion system
02/09/2012DE102009012798B4 Rotorblattaktuator und Rotorblattanordnung für einen Helikopter Rotorblattaktuator and rotor blade assembly for a helicopter
02/08/2012EP2415665A2 Rotor Blade
02/08/2012CN202138537U 短距离垂直起降飞行器 Short distance VTOL aircraft
02/07/2012US8109728 Adjusting apparatus for adjusting the pitch angle of propeller blades, variable-pitch propeller, control function which can be implemented in a computer, and method for adjusting the pitch angle of propeller blades
02/02/2012WO2012013464A2 Aerial device
02/02/2012WO2012013365A1 Torque compensation for a helicopter
02/02/2012US20120029738 Aircraft capable of hovering, aircraft maneuvering assist method, and interface
02/02/2012US20120025033 Method and Apparatus for Optimizing a Load in a Flight Control System While an Aircraft is on the Ground
02/02/2012US20120025032 Electrical architecture for a rotary wing aircraft with a hybrid power plant
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