Six Degrees Of Freedom Vibration Suppression
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United States of America Patent
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Issued Date -
Nov 22, 2012
app pub date -
Apr 30, 2012
filing date -
Apr 29, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A vibration suppression system for a rotorcraft having an airframe, a main gear box, a rotor, a hub, and a rotor head, said system comprising a hub mounted vibration suppressor (HMVS) mounted on the rotor head to reduce in-plane loads that the rotor exerts on the hub; and a plurality of active vibration control (AVC) actuators grouped in an overhead of the airframe beneath and proximate to the main gear box, to reduce residual loads.
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