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:
Sep. 13, 1988
Filed:
Jun. 11, 1984
Applicant:
Inventors:
Eugenio Caruso, Milan, IT;
Antonio Gray, Milan, IT;
Assignees:
Cise-Centro Informazioni Studi Esperienze S.p.A., Milan, IT;
Innse-Innocenti Santeustacchio S.p.A., Brescia, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B / ; G01R / ; G01R / ; G01N / ;
U.S. Cl.
CPC ...
324229 ; 324233 ; 324225 ;
Abstract
The sensor is constituted by a magnetic core with pole pieces and by an electric coil wound on the body of said core. With said coil there are associated a sinusoidal current generator and impedance measurement means. A processor determines the thickness from the measured value of said impedance.