HELICOPTER MAIN ROTOR Russian patent published in 2006 - IPC B64C27/32

Abstract RU 2289530 C1

FIELD: aeronautical engineering; single-rotor helicopters, side-by-side helicopters, upper rotors of coaxial helicopters and tandem-rotor helicopters.

SUBSTANCE: proposed rotor has V-shaped torsion bars, lag hinges and flexible members. Flexible members of main rotor are made at bending stiffness in plane of rotation determined by ratio permitting to minimize moments in plane of rotation in lag hinge of main rotor.

EFFECT: enhanced reliability of main rotor.

1 dwg

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RU 2 289 530 C1

Authors

Voronkov Avinir Zakharovich

Dates

2006-12-20—Published

2005-06-09—Filed