Mission replaceable rotor blade tip section

Details Mission replaceable rotor blade tip section Mission replaceable rotor blade tip section

2007-07-24

2007-07-24

Look, Edward K. (Department: 3745)

Fluid reaction surfaces (i.e., impellers)

Radially extensible or retractible rotor working member

C416S088000, C416S21000A

Reexamination Certificate

active

10991745

ABSTRACT:
A rotor blade includes a removable blade tip section which is mounted to an outboard rotor blade section by mechanically mounting a tip spar to a main blade spar with a spar interface section which bridges a butt joint between the blade spar and the tip spar. The spar interface section is mounted within the blade spar and the tip spar with a multiple of threaded fasteners which are under shear load during rotor blade rotation.

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