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.
Patent No.:
Date of Patent:
Jul. 12, 2016
Filed:
Nov. 20, 2013
Airbus Helicopters, Marignane, FR;
Nayibe Gomez, Aix en Provence, FR;
Airbus Helicopters, Marignane, FR;
Abstract
An aircraft () having a rotary wing () and at least one main gearbox () for driving rotation of said rotary wing (), said aircraft () having a first main engine () and a second main engine () driving said main gearbox (), said aircraft () being provided with a main regulation system () regulating the first main engine () and the second main engine () in application of a setpoint that is variable. A secondary engine () is also capable of driving said main gearbox (), said aircraft () having a secondary regulation system () that regulates the secondary engine () in application of a setpoint that is constant and that is independent of said main regulation system ().