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:
Oct. 11, 1983
Filed:
Jan. 21, 1981
Applicant:
Inventors:
Henry C Garner, Swinton, GB;
Jack Broadbent, Rotherham, GB;
David H Savidge, Rotherham, GB;
Eric Wadsworth, Dinnington, GB;
Assignee:
British Steel Corporation, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; G01R / ;
U.S. Cl.
CPC ...
324262 ;
Abstract
The invention concerns apparatus for inspecting the flat surfaces of a metal billet and includes a carriage mounted scanning head having a high frequency eddy-current probe (21) mounted on the periphery of a disc (18) rotatable above the billet surface about an axis perpendicular to said surface. The carriage (1) is located in abroad of the rotating scanning head. The eddy-current probe is connected to transmit electrical signals representative of the condition of the billet surface under inspection to signal processing equipment remote from the apparatus.