Segmented rotor blade trim tab

Fluid reaction surfaces (i.e. – impellers) – Articulated – resiliently mounted or self-shifting impeller... – Sectional – staged or nonrigid working member

Reexamination Certificate

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C416S22300B

Reexamination Certificate

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07083383

ABSTRACT:
A trim tab assembly for a helicopter rotor blade includes a plurality of metal panels that are secured to the trailing edge of a composite material helicopter blade. Each of the metal panels can be bent relative to the rotor blade to tune the aerodynamic properties of the rotor blade.

REFERENCES:
patent: 2760588 (1956-08-01), Zeerip
patent: 4188171 (1980-02-01), Baskin
patent: 2004/0253108 (2004-12-01), Schmaling et al.

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