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:
Apr. 03, 2012
Filed:
Apr. 21, 2009
Applicants:
Claus Burchardt, Gistrup, DK;
Erik Grove-nielsen, Roslev, DK;
Jens Jørgen Østergaard Kristensen, Nibe, DK;
Henrik Stiesdal, Odense C, DK;
Inventors:
Claus Burchardt, Gistrup, DK;
Erik Grove-Nielsen, Roslev, DK;
Jens Jørgen Østergaard Kristensen, Nibe, DK;
Henrik Stiesdal, Odense C, DK;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A crack detection system and a method for detecting cracks in a loaded engineering structure are provided. The system and method include a light source coupled and optical fibers that are led through the structure. The optical fibers have diameters below 75 μm. The light source is coupled to the optical fibers.