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