Patent ID: 7347377
Filing Date: 2008-03-25
Classification: G06K,G07F

Abstract:
1. A card reader comprising: a shutter being provided at a card feeding path for permitting taking-in of a card shaped medium inserted from a card insertion port into an inside of the card reader; a card detecting magnetic head being provided between the card insertion port and the shutter; shutter opening and closing detection means for detecting the shutter being opened; and control means for taking the card shaped medium into the inside of the card reader to perform a prescribed processing when the card shaped medium is normal; wherein, the control means further controls that, under a card insertion waiting state where the shutter has been closed and a card shaped medium has not been present in the inside of the card reader, when the shutter opening and closing detection means detects that the shutter is opened although the card detecting magnetic head does not detect insertion of the card shaped medium, the control means determines that abnormality of shutter opening without card insertion has occurred to perform abnormal coping processing.