Helicopter rotor

Details Helicopter rotor Helicopter rotor

B - Operations, Transporting

64

C

B64C 27/51 (2006.01) B64C 27/48 (2006.01)

Patent

CA 2520778

There is described a rotor for a helicopter, having a hub rotating about a first axis; a number of blades projecting from the hub in respective longitudinal directions lying in a plane crosswise to the first axis, and each connected to the hub so as to be movable at least about a second axis crosswise to the first axis and to the relative longitudinal direction; and a number of damping devices for damping vibration of the helicopter, and each interposed between a respective blade, and the hub; each damping device has a plate member fixed, on one side, to the hub, connected, on the opposite side, to the relative blade by elastic means, and flexible, during movement of the blade, about a third axis coaxial with the second axis.

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