Patents
Patents for B64C 11 - Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft (3,644)
05/2014
05/15/2014WO2014072614A1 Device for controlling blade setting, and propeller
05/15/2014US20140133995 Propeller blade with modified spar stiffness
05/15/2014US20140133984 Electrical power transfer system for propeller system
05/14/2014EP2730506A2 Electrical power transfer system for propeller system
05/14/2014EP2730502A1 Hub piloting diameter with relief cuts
05/14/2014EP2730501A2 Rotational annular airscrew with integrated acoustic arrester
05/13/2014US8721288 Tip-forming member for a wheel of a hydraulic machine, and wheel and hydraulic machine equipped with such a member
05/12/2014CA2824290A1 Rotational annular airscrew with integrated acoustic arrester
05/07/2014EP2727681A1 A manufacturing process of a lightened turbomachine blade
05/07/2014CN103781588A 为叶片前缘制作保护加强件的方法 Production methods to protect the reinforcing member for the blade leading edge
05/07/2014CN103770391A 用于航空结构件的纳米增强薄膜和层压制件 Nano-reinforced structural parts for aviation films and laminates
05/01/2014WO2014066515A1 Vane assembly for an unducted thrust producing system
05/01/2014WO2014066503A1 Unducted thrust producing system
04/2014
04/30/2014CN203567926U Vertical-lifting low-altitude civil rotary-wing aircraft roof propeller structure
04/30/2014CN203567925U End wing and propeller connecting structure
04/30/2014CN103764497A Hub of a wind turbine
04/29/2014US8708651 Aerodynamic performance enhancements using discharge plasma actuators
04/29/2014US8708273 Three-wing, six tilt-propulsion unit, VTOL aircraft
04/24/2014WO2014060681A1 Device and method for controlling the pitch of blades
04/24/2014WO2014059549A1 Hovering unmanned aerial vehicle
04/24/2014US20140112784 Blade, particularly variable-pitch blade, propellor comprising such blades and corresponding turbomachine
04/23/2014EP2720941A2 Blade, particularly variable-pitch blade, propellor comprising such blades and corresponding turbomachine
04/23/2014CN203558202U Propeller and aircraft with propeller
04/23/2014CA2830006A1 System and method of constructing composite structures
04/17/2014WO2014058353A1 Pirogov flywheel-effect propeller having an asymmetrically rotating blade
04/17/2014WO2014057199A1 Propeller comprising a movable dynamic scoop
04/17/2014US20140103159 Tunnel wing system for lift, altitude flight, and ground effect flight
04/03/2014WO2014052426A1 Devices, systems, and methods for balancing closely coupled rotating machinery
04/03/2014WO2014021798A3 Vertical take off/landing and balance system for aerial vehicles
04/03/2014US20140093378 Erosion and fatigue resistant blade and blade coating
04/02/2014CN203512024U Aircraft with V-shaped tail
04/02/2014CN103702901A Device for supplying fluid to a hydraulic jack for controlling the orientatin of the fan blades of a twin fan turboprop
04/01/2014US8685868 Reinforcing fibrous structure for a composite material and a part containing said structure
04/01/2014US8684690 Variable chord morphing helicopter rotor
03/2014
03/27/2014WO2014044970A1 System for holding blades and assembly method
03/27/2014WO2014044564A1 Propulsion system for aircraft, in particular lightweight aircraft
03/26/2014CN203497162U Forced flow guiding type fluid propeller
03/26/2014CN103661927A Variable pitch propeller of fixed-wing aircraft
03/26/2014CN103661926A Variable-screw-pitch device and rotor wing assembly and multiple rotor wing aircraft adopting same
03/26/2014CN103661925A Determination method for automatic variable-pitch propeller based on composite material
03/25/2014US8678772 Intake cone for a gas-turbine engine
03/19/2014EP2708463A1 Method of optimizing and customizing rotor blade structural properties by tailoring large cell composite core and a rotor blade incorporating the same
03/19/2014CN203486144U Farm-oriented unmanned aerial vehicle
03/19/2014CN203486139U Fast-flying helicopter
03/18/2014US8672632 Back-up featherer
03/14/2014CA2826997A1 Method of optimizing and customizing rotor blade structural properties by tailoring large cell composite core and a rotor blade incorporating the same
03/13/2014WO2014037948A1 Variable rotor or propeller
03/12/2014CN102378855B Rotating inlet cowl for turbine engine, including eccentric front end
03/12/2014CN101918273B System and method for controlling turbine blade
03/11/2014US8667775 Reverse flow engine core having a ducted fan with integrated secondary flow blades
03/06/2014WO2014035502A2 Electrohydraulic propeller governor
03/06/2014US20140064978 Multi-Axis Balancing Propellers and Methods for Balancing Same
03/06/2014US20140064968 Propeller for an aircraft engine comprising means for reducing noise at middle and high frequencies and improving the acoustic perception
03/06/2014US20140064914 Control rod device
03/05/2014CN203461099U Propeller of four-axis agricultural aircraft
03/05/2014CN203461098U Propeller blade of four-axis agricultural aircraft
03/05/2014CN203461097U Propeller blade of four-axis agricultural aircraft
03/05/2014CN203461096U Propeller blade structure of agricultural four-shaft aircraft
03/05/2014CN103612739A Propeller turning shaft for screw propeller
03/04/2014US8662438 Navigation electronic card support for a rotary wing drone
02/2014
02/28/2014CA2823197A1 Actuation system for an active element in a rotor blade
02/28/2014CA2823185A1 Actuation system for an active element in a rotor blade
02/28/2014CA2823179A1 Actuation system for an active element in a rotor blade
02/26/2014CN103608260A Blade, particularly variable-pitch blade, propellor comprising such blades and corresponding turbomachine
02/26/2014CN103600632A Flying car
02/26/2014CN103600562A Propeller blade leading edge assembly
02/25/2014US8657580 Blade retainment system
02/20/2014WO2014026246A1 Improved wing configuration
02/19/2014EP2697114A1 Propulsion device having unducted counter-rotating and coaxial rotors
02/19/2014CN103587201A Anti-icing propeller blade leading-edge assembly
02/18/2014US8651821 Device for fastening a variable pitch blade
02/18/2014US8651812 Machine such as a gas turbine engine
02/18/2014US8651811 Control logic for a propeller system
02/18/2014US8651420 Stowage compartment with space-saving opening mechanism
02/12/2014CN203428022U Electromagnetic variable-pitch propeller of unmanned aerial vehicle
02/12/2014CN203428021U Ducted fan
02/12/2014CN102066197B Vertical take-off and vertical landing gyroplane
02/11/2014US8649911 System and method for operating a wind farm under high wind speed conditions
02/11/2014US8647062 Method and device for improving performances of an aircraft comprising at least one propeller engine without propeller fairing
02/05/2014EP2691297A1 Propeller operation
02/04/2014CA2560815C Actuator for adjusting a rotor blade pitch angle
01/2014
01/29/2014CN203410625U Backstepping propeller device
01/29/2014CN102333694B Device with counter-rotating propellers having a means for changing the pitch of the propellers
01/28/2014US8636473 Differential pitch control to optimize co-rotating stacked rotor performance
01/23/2014WO2013158176A3 Fan blade attachment of gas turbine engine
01/22/2014EP2686539A1 Turbomachine with fan(s) for aircraft, with mobile jet nozzle
01/22/2014CN103523206A A hydraulic control valve, a device for adjusting blade pitch, and an aircraft provided with the valve
01/21/2014US8632307 Ultra-light weight self-lubricating propeller hub
01/19/2014CA2820936A1 Elastomeric bearing housing and mating grip for helicopter rotor system
01/16/2014US20140017067 Gas turbine engine
01/08/2014EP2681345A1 Method for producing a metal component such as a turbomachine blade reinforcement
01/08/2014EP2681036A1 Component made of composite material comprising boss elements and corresponding production method
01/08/2014EP2681004A1 Method for producing a metal component such as a turbomachine blade reinforcement
01/08/2014CN102227544B Fan for a turbine engine including a balancing system with blind holes for housing bodies, and related turbine engine
01/07/2014US8622336 Stabilizer
01/03/2014WO2014001723A1 Bearing with lubrication means and system for changing the pitch of the blades of a turboprop propeller of an aircraft equipped with said bearing
01/03/2014WO2014001701A1 Fan having a variable setting by means of differential rotation of the fan disks
01/03/2014CA2874841A1 Fan having a variable setting by means of differential rotation of the fan disks
01/01/2014EP2679487A2 Propeller blade with carbon foam spar core
01/01/2014CN103492724A Blade having an integrated composite spar
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