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:
May. 14, 2013
Filed:
Mar. 16, 2010
Applicants:
Finley B. Miller, Huntington Beach, CA (US);
Michael E. Benne, St. Paul, MO (US);
Kenneth M. Dull, Puyallup, WA (US);
Inventors:
Finley B. Miller, Huntington Beach, CA (US);
Michael E. Benne, St. Paul, MO (US);
Kenneth M. Dull, Puyallup, WA (US);
Assignee:
The Boeing Company, Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01M 3/34 (2006.01); B29C 49/00 (2006.01); B29C 45/76 (2006.01); G01N 31/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device for detecting an air leak in a tool comprises a vacuum bag and a leak detection film disposed along an inside face of the vacuum bag. The leak detection film may include oxygen sensitive material configured to change physical appearance at a location of an air leak in the tool. A breather layer may be interposed between the tool and the leak detection film for facilitating air flow therebetween.