A box frame hub arm structure is provided and includes a body having an outboard surface, which is disposable to abut with an inboard surface of an outboard arm of an aircraft rotor head, and lead/lag sides. The body is formed to define a first cavity, an aperture communicative with the first cavity through the outboard surface and second and third cavities. The second and third cavities extend outwardly in opposite lead/lag directions from the first cavity to the lead/lag sides.
RIGID ROTOR HEAD WITH TENSION TORSION (TT) STRAP RETENTION
2018-10-04
Patent
Elektronische Ressource
Englisch
IPC: | B64C AEROPLANES , Flugzeuge |
Rigid rotor head with tension torsion (TT) strap retention
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|RIGID ROTOR HEAD WITH TENSION TORSION (TT) STRAP RETENTION
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