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. 07, 2010
Filed:
Jul. 19, 2007
Applicant:
Joseph S. Simon, Jackson, WI (US);
Inventor:
Joseph S. Simon, Jackson, WI (US);
Assignee:
Carnes Company, Inc., Pewaukee, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 3/11 (2006.01); G01N 27/72 (2006.01);
U.S. Cl.
CPC ...
Abstract
A vibration canceling circuit for a metal detector. The metal detector includes a transmit coil, first and second receive coils, a differential circuit coupled to the first and second receive coils, a controller coupled to the differential circuit, and a vibration canceling circuit coupled to the controller. The controller uses a signal provided by the vibration canceling circuit to remove a vibration component from a metal detection signal.