Hover aircraft rotor comprising a vibration damping device

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United States of America Patent

PATENT NO 9995168
APP PUB NO 20150098801A1
SERIAL NO

14503848

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A hover aircraft rotor having a hub which rotates about an axis and has a number of blades; a drive shaft connectable to a drive member of the aircraft and connected functionally to the hub to rotate the hub about the axis; and damping means for damping vibration transmitted to the shaft, and which include a mass designed to oscillate, in use, to oppose transmission to the shaft of vibration generated by rotation of the blades; the mass being free to oscillate parallel to the axis, to oppose transmission to the shaft of vibration having main components along the axis.

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Patent Owner(s)

  • AGUSTAWESTLAND S.P.A.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Colombo, Attilio Samarate, IT 12 125

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