Drehmomentausgleichsrotor für einen Hubschrauber

Details

Veröffentlichungs-Nr.

EP3753848

Aktenzeichen

EP19180445

Anmeldetag

17. Juni 2019

Veröffentlichung

4. August 2021

Erteilung

4. August 2021

Rechtsraum

EP

IPC

B64C27/78B64C27/82// B64C27/12

Abstract

An anti-torque rotor (4, 4') is described that comprises: a mast (6) rotatable about a first axis (A); a plurality of blades (8) extending along respective second axes (B) ; a control element (16) sliding along the first axis (A) with respect to the mast (6), integrally rotatable with said mast (6), and connected to said blades (8); a control rod (10) sliding axially along first axis (A) and angularly fixed with respect to said first axis (A); a connection element (17) interposed between the control rod (10) and the control element (16), sliding along the first axis (A) integrally with the control rod (10), and configured to enable the relative rotation of said control element (16) with respect to the control rod (10) about the first axis (A); and a transmission unit (45) available in an active configuration or an inactive configuration; the transmission unit (45), in turn, comprises: an annular ridge (61) axially and angularly integral with the control rod (10) and radially projecting from the control rod (10); and a seat (64) engaged by the ridge (61) and angularly integral with the control element (16).

Anmelder

Firma

LEONARDO S.p.A.

Land

🇮🇹 Italien

Fachgebiete