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. 12, 2019

Filed:

Jul. 26, 2016
Applicant:

Embraer S.a., Sao Jose dos Campos-SP, BR;

Inventors:

Yvan Bovolenta Murta, São Jose dos Campos-SP, BR;

Willy Roger de Paula Medonça, São Jose dos Campos-SP, BR;

Marcelo Ricardo Bertoni Rodrigues, São Jose dos Campos-SP, BR;

Danielle Fátima Nunes Rebello da Silva, São Jose dos Campos-SP, BR;

Assignee:

EMBRAER S.A., São José dos Campos-SP, BR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 3/18 (2006.01); B64C 25/10 (2006.01); B64C 25/04 (2006.01); B64C 25/34 (2006.01);
U.S. Cl.
CPC ...
B64C 3/185 (2013.01); B64C 25/04 (2013.01); B64C 25/10 (2013.01); B64C 25/34 (2013.01);
Abstract

Reinforced wing spars for underwing mounted retractable landing gear assemblies include a unitary (one-piece) metal wing spar having a central web and an upper spar flange, a trunnion mounted in the web of the wing spar for pivotally receiving a transverse mounting tube of a retractable landing gear strut, and a reinforcement laminate adhered to and extending along the upper spar flange above the trunnion, wherein the reinforcement laminate is comprised of at least one fiber reinforced composite layer alternately interposed with at least one metal reinforcement layer.


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