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.
Patent No.:
Date of Patent:
Aug. 27, 2024
Filed:
Apr. 25, 2023
Applicant:
The Boeing Company, Arlington, VA (US);
Inventors:
Steven Joseph Plummer, Seattle, WA (US);
Kurtis Shuldberg Willden, Kent, WA (US);
Megan E. Bliss, Des Moines, WA (US);
Assignee:
The Boeing Company, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 70/56 (2006.01); B29C 51/00 (2006.01); B29C 51/08 (2006.01); B29C 51/20 (2006.01); B29C 51/28 (2006.01); B29C 70/28 (2006.01); B29C 70/46 (2006.01); B29L 31/00 (2006.01); B29L 31/30 (2006.01);
U.S. Cl.
CPC ...
B29C 51/28 (2013.01); B29C 51/004 (2013.01); B29C 51/087 (2013.01); B29C 51/20 (2013.01); B29C 70/462 (2013.01); B29K 2821/00 (2013.01); B29K 2995/0082 (2013.01); B29L 2031/003 (2013.01); B29L 2031/3082 (2013.01);
Abstract
Cap wrinkling in a contoured composite hat stringer is reduced by constraining the cap as the hat stringer is being formed from a flat composite charge. The cap is constrained by an inflatable bladder placed in a tool set used to form the composite charge.