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:
Feb. 10, 2026

Filed:

Mar. 30, 2023
Applicant:

Safran Nacelles, Gonfreville-l'Orcher, FR;

Inventors:

Patrick Gonidec, Moissy-Cramayel, FR;

Patrick André Boileau, Moissy-Cramayel, FR;

Albin Lafont, Moissy-Cramayel, FR;

Jérémie Sartori, Moissy-Cramayel, FR;

Caroline Gerard, Moissy-Cramayel, FR;

Frédéric Boudehen, Moissy-Cramayel, FR;

Assignee:

SAFRAN NACELLES, Gonfreville-l'Orcher, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64D 29/00 (2006.01); B64C 1/14 (2006.01); B64C 7/02 (2006.01); B64D 29/06 (2006.01); B64D 29/08 (2006.01); F02K 1/70 (2006.01); F02K 1/76 (2006.01); F02K 1/80 (2006.01);
U.S. Cl.
CPC ...
B64D 29/00 (2013.01); B64C 7/02 (2013.01); B64D 29/06 (2013.01); B64D 29/08 (2013.01); F02K 1/763 (2013.01); F02K 1/766 (2013.01); B64C 1/14 (2013.01); B64C 1/1446 (2013.01); F02K 1/70 (2013.01); F02K 1/80 (2013.01);
Abstract

An aircraft propulsion unit including a nacelle comprising a fan compartment, a front cowling forming an air inlet, and an intermediate section having at least one removable fixed intermediate cowling, externally delimiting the fan compartment, and attached to another structure of the propulsion unit by removable through fasteners. The intermediate cowling is connected to another element of the propulsion unit by means of a hinge system which, as a result of removing the removable through fasteners, is designed to allow the intermediate cowling to be moved between a closed position, in which it extends continuously with the front cowling, and an open position, in which the intermediate cowling is shifted upstream or downstream so as to open the fan compartment.


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