Fluid reaction surfaces (i.e. – impellers) – Articulated – resiliently mounted or self-shifting impeller... – Plural articulation
Patent
1989-10-16
1991-12-24
Look, Edward K.
Fluid reaction surfaces (i.e., impellers)
Articulated, resiliently mounted or self-shifting impeller...
Plural articulation
416142, 416223R, 416229R, 416241R, B64C 2748, B64C 1126
Patent
active
050747533
ABSTRACT:
A composite rotor blade comprising an outboard portion defining an airfoil surface, an inboard portion defining an end tang having a mounting section and an extension lug section. The mounting section of the end tang having at least one mounting aperture with an axis parallel to the chordline of the airfoil for mounting of the blade, and the extension lug section having at least one extension lug extending inboard of the mounting aperture to provide a lever surface for interaction with suitable mounting mechanisms.
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Covington Cecil E.
Robinson Madison K.
Schellhase Ernst C.
Bell Helicopter Textron Inc.
Larson James A.
Look Edward K.
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