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:
Mar. 14, 1995
Filed:
May. 20, 1994
Applicant:
Inventors:
Granville T Conway, Green Village, NJ (US);
Karl E Geisel, Park Ridge, NJ (US);
Dennis M Cunningham, Greensburg, PA (US);
Assignee:
Federal Labs Systems LP, Northvale, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R / ; G01R / ; G08B / ;
U.S. Cl.
CPC ...
324243 ; 324202 ; 324225 ; 340551 ;
Abstract
A metal detector system includes two transmitter-receiver antenna pairs supported by respective side panels of a portal. The relative positions of an adjacent transmitter antenna and receiver antenna within an antenna pair may be adjusted to calibrate the antennas, such as by crossing adjacent antennas or by increasing the distance between adjacent antennas.