rotor blade of helicopter KT-112 'kadet'

摘要

A helicopter rotor blade contains a longeron, a point of attachment of a blade to a rotor hub, a root fairing, a final fairing, an anti-flutter load, a balance weight located in the final fairing, a rear compartment, a covering, rubber and metallic anti-abrasive cover plates and a trimmer plate located in the rear compartment. For increasing the aerodynamic qualities with increase of strength and hardness the blade additionally contains a stiffener located in the tail section of the blade downstream of the rear compartment, an additional balance weight located in the root part of the blade, and clamps of basic and additional balance weights.