Meaning of alpha hinge | Babel Free

Definitions

On rotorcraft, a hinge perpendicular to the plane of rotor rotation about which the blades trail or lag.

Examples

“Similarly, as a blade with an alpha hinge lags through an angle §, ...”

“When rotor goes to autorotation, an inclined alpha hinge provides automatic change of blade pitch to three degrees as the shaft stops rotating.”

“When flap and lag hinge inclination was introduced on the autogyro rotors, the inboard (flap) hinge was designated the “delta hinge,” and the outboard (lag) hinge designated the “alpha hinge.””

CEFR level