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Class Information
Number: 244/17.11
Name: Aeronautics > Aircraft, heavier-than-air > Helicopter or auto-rotating wing sustained, i.e., gyroplanes
Description: Aircraft which are sustained in the air by a thrust produced by one or more wings or blades rotating about a substantially vertical axis.










Sub-classes under this class:

Class Number Class Name Patents
244/17.13 Automatic or condition responsive control 302
244/17.23 Having plural lifting rotors 151
244/17.25 Lifting rotor having lift direction varying means 125
244/17.27 Lifting rotor supports, e.g., pylons 145
244/17.19 With auxiliary propulsion, counter-troque or steering device 160
244/17.17 With landing, mooring, or nonaerial propelling or steering gear 79
244/17.15 With safety lowering device 15


Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8690096 Aircraft with dual flight regimes Apr. 8, 2014
8690100 Gyroplane Apr. 8, 2014
8672262 Mechanically optimized liquid inertia vibration eliminator and aircraft pylon system Mar. 18, 2014
8662438 Navigation electronic card support for a rotary wing drone Mar. 4, 2014
8666568 Method and a device for performing a health check of a turbine engine of an aircraft having at least one such engine Mar. 4, 2014
8666571 Flight control system for flying object Mar. 4, 2014
8645008 Method for presenting the drift values of an aircraft Feb. 4, 2014
8639458 Techniques for use with rotor track and balance to reduce vibration Jan. 28, 2014
8615980 Gas turbine engine with noise attenuating variable area fan nozzle Dec. 31, 2013
8590829 System, floating unit and method for elevating payloads Nov. 26, 2013
8579228 Twin rotor flying vehicle Nov. 12, 2013
8573528 Vertical take-off and vertical landing gyroplane Nov. 5, 2013
8567710 Cable protection device Oct. 29, 2013
8568934 Mixing system for inerting a gas volume Oct. 29, 2013
8540184 Long-range aircraft with high forward speed in cruising flight Sep. 24, 2013
8543262 Electric boost of turbine engine output power and power control system Sep. 24, 2013
8537034 Obstacle detection and notification system Sep. 17, 2013
8528854 Self-righting frame and aeronautical vehicle Sep. 10, 2013
8509968 System and method for real-time aircraft efficiency analysis and compilation Aug. 13, 2013
8500059 Helicopter rotor blade tie down system Aug. 6, 2013
8500062 Rotor blade spacing for vibration attenuation Aug. 6, 2013
8473189 Helicopter having collision avoidance apparatus Jun. 25, 2013
8469312 Integrated maintenance step on helicopter fuselage Jun. 25, 2013
8464980 Power plant, a helicopter including such a power plant, and a method implemented by said power plant Jun. 18, 2013
8460050 Transmission mechanism for remote-controlled toy helicopter Jun. 11, 2013
8444081 High voltage flying apparatus employing multiple motors May. 21, 2013
8442740 Passing from a non-synchronized state between an engine and a rotor to a synchronized state May. 14, 2013
8424798 Aircraft with helicopter rotor, thrust generator and assymetric wing configuration Apr. 23, 2013
8413923 Method of and device for actively damping vertical oscillations in a helicopter carrying a suspended external payload Apr. 9, 2013
8403255 Compound aircraft with autorotation Mar. 26, 2013
8387910 Rotary seal Mar. 5, 2013
8376266 Method of controlling a hybrid helicopter in yaw, and a hybrid helicopter provided with a yaw control device suitable for implementing said method Feb. 19, 2013
8376265 Aircraft stabilizer system and methods of using the same Feb. 19, 2013
8380368 Radio controlled aircraft, remote controller and methods for use therewith Feb. 19, 2013
8366055 Controllable miniature mono-wing aircraft Feb. 5, 2013
8357023 Helicopter Jan. 22, 2013
8342440 Miniature robotic vehicle with ground and flight capability Jan. 1, 2013
8342441 VTOL vehicle with coaxially tilted or tiltable rotors Jan. 1, 2013
8336808 Aircraft having helicopter rotor and front mounted propeller Dec. 25, 2012
8328130 Vertical take off and landing unmanned aerial vehicle airframe structure Dec. 11, 2012
8328129 Vibration-attenuating hard-mounted pylon Dec. 11, 2012
8327738 Composite transmission housing with discontinuous fiber preforms Dec. 11, 2012
8317127 Helicopter drip pan Nov. 27, 2012
8317135 Flexible mounting assembly for an air frame structure Nov. 27, 2012
8292229 Aircraft and method of retrieving a rescue cradle into the aircraft fuselage Oct. 23, 2012
8275500 Gas turbine engine fixed collective takeoff compensation control system and method Sep. 25, 2012
8272593 Rotational bottom blade type flight vehicle Sep. 25, 2012
8251308 Bottom blade type trefoil flight vehicle Aug. 28, 2012
8226026 Human interface rotor system helicopter (HIR) Jul. 24, 2012
8210468 Aircraft stabilizer system and methods of using the same Jul. 3, 2012

1 2 3 4 5 6 7 8 9










 
 
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