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:
Sep. 02, 2014
Filed:
Jun. 19, 2012
Bruno Cacciaguerra, Aix en Provence, FR;
Bruno Cacciaguerra, Aix en Provence, FR;
Airbus Helicopters, Marignane Cedex, FR;
Abstract
An aircraft () having a fuselage (), the aircraft () comprising a rotary wing () above the fuselage () and an extra fixed wing (), the rotary wing () being above both the fuselage () and the fixed wing (), said fixed wing () comprising at least one closed wing () comprising a first half-wing () and a second half-wing (). Each half-wing () is provided with a top lift portion () and a bottom lift portion (), said bottom lift portion () of a half-wing being arranged in the wake (S) of the top lift portion () of that half-wing, the wake (S) being generated by a stream of air (F) coming from said rotary wing () and impacting against the top face () of the top lift portion () when said aircraft () has a forward speed less than a predetermined threshold.