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:
Mar. 10, 2020

Filed:

Jun. 02, 2017
Applicant:

Spirit Aerosystems, Inc., Wichita, KS (US);

Inventor:

Randall Ray West, Wichita, KS (US);

Assignee:

Spirit AeroSystems, Inc., Wichita, KS (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64D 27/26 (2006.01); B64C 3/32 (2006.01);
U.S. Cl.
CPC ...
B64D 27/26 (2013.01); B64C 3/32 (2013.01); B64D 2027/264 (2013.01); B64D 2027/266 (2013.01);
Abstract

An aircraft engine attachment assembly having a wing section, an engine pylon, upper secondary attachment links, lateral load attachment links, and a number of fuse pins. The engine pylon is mounted to the front end of the wing section so that the engine pylon is not restricted by a minimum structural depth. The wing section, engine pylon, upper secondary attachment links, and lateral load links form primary and secondary attachment joints configured to form alternate load paths if one of the joints fails. The wing section and engine pylon include knuckle-off geometries for promoting mechanical fusing of the fuse pins during high energy dynamic events.


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