A hover aircraft rotor (3) having a hub (5) which rotates about an axis (A) and has a number of blades (9); a drive shaft (6) connectable to a drive member of the aircraft (1) and connected functionally to the hub (5) to rotate the hub (5) about the axis (A); and damping means (15) for damping vibration transmitted to the shaft (6), and which include a mass (17) designed to oscillate, in use, to oppose transmission to the shaft (6) of vibration generated by rotation of the blades (9); the mass (17) being free to slide parallel to the axis (A), to oppose transmission to the shaft (6) of vibration having main components along the axis (A).
Hover aircraft rotor comprising a vibration damping device
Rotor eines Hubschraubers mit einem Vibrationsdämpfer
Rotor d'un aéronef à voilure tournante comprenant un dispositif pour réduire les vibrations
2015-12-23
Patent
Electronic Resource
English
Hover aircraft rotor comprising a vibration damping device
European Patent Office | 2018
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European Patent Office | 2021
HOVER AIRCRAFT ROTOR COMPRISING A VIBRATION DAMPING DEVICE
European Patent Office | 2018
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