Patent · US Active

Rotorcraft having a rotary wing and at least two propellers, and a method applied by the rotorcraft

US10836482B2 · kind B2 · utility

2Cited by

26References

20Claims

0Family size

Assignee

AIRBUS HELICOPTERS · FR

Inventors

Jacques Gaffiero · Paris, FR
Christophe SERR · Les Frères, FR
Jean-Romain Bihel · Marignane, FR

Key dates

Filing date	Apr 25, 2019
Grant date	Nov 17, 2020
Priority date	—
Expiry date	Jun 5, 2039

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB64C27/52
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A rotorcraft comprising a fuselage, a single main rotor, and a first propeller and a second propeller. The rotorcraft has an adjustment system configured, at least during a stage of hovering flight, to position the first propeller in a first low speed configuration in order to exert a first thrust including a first horizontal component and a first vertical component, the adjustment system being configured, at least during the stage of hovering flight, to position the second propeller in a second low speed configuration so as to exert a second thrust comprising a second horizontal component and a second vertical component.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.