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:
Jun. 11, 2024

Filed:

Nov. 02, 2020
Applicant:

Sikorsky Aircraft Corporation, Stratford, CT (US);

Inventors:

Thomas A. Carstensen, Shelton, CT (US);

Jonathan K. Garhart, Seymour, CT (US);

Assignee:

SIKORSKY AIRCRAFT CORPORATION, Stratford, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 3/12 (2006.01); B29D 24/00 (2006.01); B33Y 80/00 (2015.01); F16B 5/01 (2006.01);
U.S. Cl.
CPC ...
B32B 3/12 (2013.01); B29D 24/005 (2013.01); B32B 2250/03 (2013.01); B32B 2250/04 (2013.01); B32B 2262/101 (2013.01); B32B 2262/103 (2013.01); B32B 2262/106 (2013.01); B32B 2305/024 (2013.01); B33Y 80/00 (2014.12); F16B 5/01 (2013.01);
Abstract

A unitary core panel for a composite sandwich structure includes a plurality of cell walls defining a plurality of core cells, the plurality of cell walls extending across a thickness of the core, the plurality of core cells including one or more defined structural nonuniformities resulting in nonuniform properties of the core panel. A method of forming a core panel for a composite sandwich structure includes determining structural requirements of the core panel, designing the core panel to satisfy the structural requirements with one or more local nonuniformities in the core panel, and manufacturing the core panel as a unitary core panel with the one or more local nonuniformities.


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