УЗЕЛ КРЕПЛЕНИЯ ЛОПАСТИ НЕСУЩЕГО ВИНТА ВЕРТОЛЁТА

摘要

FIELD: aeronautical engineering; construction of helicopter main rotors. ^ SUBSTANCE: proposed attachment unit includes hinge consisting of trunnion and body, torsion band and insert. In case of damage of bearing flange of insert, catcher is used which is mounted in cavity of trunnion; it is made in form of second bearing surface for end surface of insert. Laid between end surface of insert and second bearing surface is tubular gasket made from soft viscous material. ^ EFFECT: avoidance of after-effects at damage of insert. ^ 2 cl, 4 dwg