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:
Aug. 09, 1994
Filed:
Jun. 22, 1992
Applicant:
Inventors:
Kenneth J Watts, Birmingham, AL (US);
Stephen A Ingram, Birmingham, AL (US);
Assignee:
United States Pipe and Foundry Company, Birmingham, AL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ; G01R / ;
U.S. Cl.
CPC ...
324235 ; 324242 ; 324251 ;
Abstract
A sensor for detecting faults in a magnetized ferrous body which has a first ferrite disc having at least two opposed sides, a pair of Hall Effect semiconductors, the Hall Effect semiconductors being affixed to opposite sides of said ferrite disc and a pair of ferrite discs, each ferrite disc of said pair of ferrite discs being affixed to a side of each of said Hall Effect semiconductors opposite the side of said Hall Effect semiconductors which is affixed to the first ferrite disc.