Patent ID: 6588570
Filing Date: 2003-07-08
Classification: G07D

Abstract:
A bill validator comprising a bill inlet through which a bill is inserted, a transfer path arranged behind said inlet and connected to said inlet, a transferring mechanism for transferring said bill in a bill transfer direction along said transfer path, a validating unit for validating said bill by judging whether said bill is valid or invalid, said validating unit being positioned at a predetermined validating position on said transfer path, and an optical detecting section comprising a light emitting portion for emitting a light beam, a transmission light guide having a light input portion supplied with the light beam from said light emitting portion and a light output portion for outputting the light beam inputted through said light input portion, and a light receiving portion for receiving the light beam from said light output portion, said light input and said light output portions of said transmission light guide being faced to said light emitting portion and said light receiving portion, respectively, with a first position of said transfer path interposed between the light input portion of said transmission light guide and said light emitting portion and with a second position of said transfer path interposed between the light output portion of said transmission light guide and said light receiving portion, said second position of the transfer path being spaced from said first position of the transfer path in said bill transfer direction.