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. 22, 1997
Filed:
Sep. 02, 1994
Applicant:
Inventors:
Leon Vandervalk, Prescott, CA;
Frank J Koch, Ogdensburg, NY (US);
Assignee:
DeFelsko Corporation, Ogdensburg, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R / ;
U.S. Cl.
CPC ...
364563 ; 324229 ; 324230 ; 427 10 ;
Abstract
A method and apparatus for measuring an anodic capacity of a thermally sprayed coating are described. Eddy current techniques are used to probe the coating and resulting RMS voltages are translated into anodic capacity indications which can be standardized or absolute. Recalibration can be achieved using single point measurement.