Helicopter Rotor
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United States of America Patent
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-
May 14, 1985
Grant Date -
N/A
app pub date -
Mar 2, 1983
filing date -
Mar 11, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A helicopter rotor in which a central plate-like hub is provided with a plurality of axial apertures uniformly distributed around a central axis of rotation and each defined radially outwardly by a supporting peripheral bridge connected to a respective blade by a U-shape structure extending through the said aperture and coupled to the associated bridge by an elastomeric coupling; each U-shape structure being coupled to a respective radial projection of the hub by a further elastomeric coupling.
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