Rotorcraft rotor with fixed flap stops on blades and hub, and wi

Details Rotorcraft rotor with fixed flap stops on blades and hub, and wi Rotorcraft rotor with fixed flap stops on blades and hub, and wi

1998-06-11

2000-09-19

Look, Edward K.

Fluid reaction surfaces (i.e., impellers)

Articulated, resiliently mounted or self-shifting impeller...

Nonmetallic resilient mounting

416140, B64C 2732

Patent

active

061202517

ABSTRACT:
The rotor comprises, for each blade, an inner and an outer flap stop which are fixed to the blade and have a bearing surface which is planar with a cylindrical portion, facing an inner and an outer flap stop fixed to the hub and with torus-shaped bearing surfaces with their convexness facing towards the flap stops of the blade and in the shape of an arc of a circle centered on the axis of drag of the blade.

REFERENCES:
patent: 3778189 (1973-12-01), Ferris
patent: 4652210 (1987-03-01), Leman et al.
patent: 5267833 (1993-12-01), Mouille

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