Patent ID: 9659240
Date: 2017-05-23
CPC Classifications: G06K,G07F

Claim:
1. A card reader for use with a card, the card reader comprising: a card insertion port into which the card is inserted and from which the card is ejected; a card conveying passage where the card inserted from the card insertion port is conveyed; and a card lock mechanism structured to prevent drawing of the card from the card insertion port when an abnormality has been detected in conveyance of the card in the card conveying passage; wherein the card lock mechanism comprises: wherein the power transmission mechanism comprises a worm gear comprising a screw gear and a helical gear engaged with the screw gear; wherein the screw gear is disposed on a motor side relative to the helical gear in a transmitting direction of power from the motor to the lock member, wherein the lock member further comprises a teeth part in a fan shape; and wherein the teeth part in the fan shape is driven through engagement of gears including the worm gear to move the prevention pawl.