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:
Oct. 15, 2024

Filed:

Sep. 15, 2022
Applicant:

Airbus Helicopters, Marignane, FR;

Inventors:

Jean-Francois Hirsch, Aix en Provence, FR;

Adrien Parizel, Viarmes, FR;

Assignee:

AIRBUS HELICOPTERS, Marignane, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 11/24 (2006.01); B64C 11/06 (2006.01);
U.S. Cl.
CPC ...
B64C 11/24 (2013.01); B64C 11/06 (2013.01);
Abstract

A blade, for a rotor of an aircraft, comprising a hollow cylindrical sleeve, a stop fastened to the cylindrical sleeve, a profiled portion, and an anchoring device, a blade body and a hollow torsion box secured to the profiled portion. The anchoring device and the blade body are positioned inside the cylindrical sleeve. The anchoring device surrounds the stop in order to form a stop for the profiled portion parallel to a longitudinal axis of the blade. The hollow torsion box is secured to the profiled portion, and comprises a bearing zone in contact with an inner wall of the cylindrical sleeve, taking up the bending loads on the blade.


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