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. 29, 2009
Filed:
Oct. 24, 2006
François Lorin DE LA Grandmaison, Hennebont, FR;
Michel Morant, Bouc Bel Air, FR;
Jacques Gaffiero, Paris, FR;
François Lorin De La Grandmaison, Hennebont, FR;
Michel Morant, Bouc Bel Air, FR;
Jacques Gaffiero, Paris, FR;
Eurocopter, Marignane, FR;
Abstract
The present invention relates to a rotorcraft rotor blade () that comprises at least one tiltable trailing-edge flap (), said flap () being suitable for pivoting about a virtual hinge axis (Y') extending substantially in the span direction of said blade () and of said flap (). The blade () is remarkable in that the flap () is provided with at least two fastener ball joints (), each provided with an inner cage () together with an outer cage () and a first pin () that is also secured to said flap (), the first pins () of the fastener ball joints () being perpendicular to the virtual pivot axis (Y′) of the flap (). In addition, the blade () is provided at its trailing edge (BF) with a fastener tongue () provided with ball-receiving sockets (), the outer cages () of the fastener ball joints () being secured to the ball-receiving sockets ().