Airbus awarded patent for connection joint for attaching an airfoil blade to a helicopter’s bearingless main rotor

Airbus awarded patent for connection joint for attaching an airfoil blade to a helicopter’s bearingless main rotor

25-Jul-2017 Source: USPTO

An airfoil blade (2) of a bearingless rotor of a helicopter. Said airfoil blade (2) has a pitch axis from a tip end to a root end and said root end is provided with junction means for a separable junction arrangement of said airfoil blade (2) with a flexbeam head (13), and a control cuff (4, 22). Said junction arrangement is mechanical with removable fasteners respectively removable connecting said root end of said airfoil blade (2) to said control cuff (4, 22) and said flexbeam head (13). Said root end comprises at least two openings (7, 8) being asymmetric with regard to said pitch axis.

, , ,

Copyright © 2021 HeliHub

Website by Design Inc

Helihub logo

X