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. 31, 2026

Filed:

Dec. 08, 2023
Applicant:

Nwi Nashville, Llc, Nashville, TN (US);

Inventors:

Harold M. Brewer, Jr., Goodlettsville, TN (US);

Steve Mcdonough, Burns, TN (US);

Travis Simmons, Lebanon, TN (US);

Assignee:

NWI NASHVILLE, LLC, Nashville, TN (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B64C 3/18 (2006.01); B64C 1/12 (2006.01);
U.S. Cl.
CPC ...
B64C 1/12 (2013.01); B64C 3/187 (2013.01); B23P 2700/01 (2013.01); B64C 3/182 (2013.01); Y10T 29/49622 (2015.01);
Abstract

A method of stiffening the integral ribs of a panel to prevent crippling of the ribs during forming of the panel. The method provides that anti-crippling stiffeners are attached to the ribs, such as by using clamps. Then, the panel is formed while the anti-crippling stiffeners are attached to the ribs. The anti-crippling stiffeners add stiffness to the ribs and prevent the ribs from crippling during forming of the panel. The anti-crippling stiffeners could be C-shaped and be attached to the panel using C-shaped clamps. Both the panel and the anti-crippling stiffeners could be formed of aluminum. Another embodiment involves clamping at least one anti-crippling strap to the flange of a wing stringer to prevent the flange from crippling during forming of the wing stringer.


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