The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 25, 2021

Filed:

May. 22, 2019
Applicant:

Airbus Helicopters, Marignane, FR;

Inventor:

Marc Salesse-Lavergne, Allauch, FR;

Assignee:

AIRBUS HELICOPTERS, Marignane, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 13/00 (2006.01); G05D 1/04 (2006.01); G05D 1/10 (2006.01); G06F 17/11 (2006.01); B64C 27/12 (2006.01);
U.S. Cl.
CPC ...
G01C 13/004 (2013.01); G05D 1/042 (2013.01); G05D 1/105 (2013.01); G06F 17/11 (2013.01); B64C 27/12 (2013.01);
Abstract

A method and a device for determining and displaying a flyaway distance for a rotorcraft in the event of an engine of the rotorcraft failing, and while taking account of the height of waves being overflown by the rotorcraft. The method includes a first determination for determining a flyaway distance of the rotorcraft in the event of a failure of an engine and under current flying conditions, a second determination for determining a maximum altitude of the waves being overflown by the rotorcraft and displaying the flyaway distance and the maximum altitude on a display instrument of the rotorcraft indicating the relative height of the rotorcraft or else its altitude. A safety margin is preferably added to the maximum altitude of the waves, or else to the flyaway distance of the rotorcraft.


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