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:
Sep. 05, 2017

Filed:

Jul. 02, 2013
Applicant:

Bae Systems Plc, London, GB;

Inventors:

Mark David Balmond, Filton, GB;

Mark Alcuin Venables, Filton, GB;

Ian Michael Sturland, Filton, GB;

Alan Peter Pritchard, Dyfed, GB;

Assignee:

BAE SYSTEMS plc, London, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 27/08 (2006.01); G01N 17/04 (2006.01); G01N 1/00 (2006.01); H01L 21/00 (2006.01);
U.S. Cl.
CPC ...
G01N 17/04 (2013.01); G01R 27/08 (2013.01); G01N 1/00 (2013.01); G01N 2201/00 (2013.01); H01L 21/00 (2013.01);
Abstract

A corrosion sensor for detecting the action of corrosive media on a metallic component when the sensor is mounted in the vicinity of the metallic component in use is disclosed. The sensor includes an electrically conducting corrodible element mounted on a non conducting substrate, the corrodible element being covered with a protective coating such as paint adapted to protect the corrodible element from corrosive media. The protective coating defines a temporary feature such as a paint defect which extends across the corrodible element and is designed to permit attack on the corrodible element by corrosive media after a predetermined period of time. The corrodible element comprises a pair of spaced tracks extending generally in a longitudinal direction and a series of corrodible tracks, each corrodible track extending generally in a lateral direction and forming an electrical connection between the spaced tracks. The temporary feature extends longitudinally, in the space between the pair of tracks, across a number of the corrodible tracks whereby to permit a corrosive attack on a number of the corrodible tracks after the predetermined period of time.


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