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:
Mar. 28, 2017
Filed:
Jul. 14, 2014
Applicant:
The Boeing Company, Chicago, IL (US);
Inventors:
Eugene Dan-Jumbo, Bothell, WA (US);
Russell Lee Keller, Maple Valley, WA (US);
Everett A. Westerman, Auburn, WA (US);
Assignee:
The Boeing Company, Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 73/10 (2006.01);
U.S. Cl.
CPC ...
B29C 73/10 (2013.01); Y10T 29/49732 (2015.01); Y10T 428/24479 (2015.01); Y10T 428/24802 (2015.01); Y10T 428/24942 (2015.01);
Abstract
A patch for a structure has a rework area with an inconsistency formed therein. The patch comprises a patch body having at least two regions including a fail-safe region and a safe-life region encompassing the fail-safe region. The safe-life region has a mode I interlaminar fracture toughness that is less than the mode I interlaminar fracture toughness of the fail-safe region.