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:
May. 15, 2001
Filed:
Feb. 10, 2000
Applicant:
Inventors:
Joseph L. Levasseur, Chesterfield, MO (US);
Mark H. Leibu, St. Louis, MO (US);
Assignee:
Coin Acceptors, Inc., St. Louis, MO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G07D 5/08 ; G07D 5/04 ;
U.S. Cl.
CPC ...
G07D 5/08 ; G07D 5/04 ;
Abstract
A coin detection device for determining a size of a coin traveling along a coin track comprises a first inductive sensor positioned along the coin track, a second inductive sensor positioned above the first inductive sensor, a processing circuit connected to the first and second inductive sensors, each of the sensors for providing an output signal to the processing circuit and the processing circuit determining the size of the coin based upon a ratio of the output signals.