INK RIBBON CASSETTE, PRINTING UNIT, AND PASSBOOK PROCESSING APPARATUS

摘要

PROBLEM TO BE SOLVED: To provide an ink ribbon cassette capable of changing the amount of ink to be supplied to an ink ribbon.SOLUTION: In the ink ribbon cassette 40, an ink ribbon 40a housed in a case is pulled out from a pull-out opening, and is returned into the case through a return opening. An ink tank 50 is provided in the case, and stores the ink to be supplied to the ink ribbon 40a. Felt 51 partially exposed to the outside is provided in the ink tank 50. A transfer roller 52 and an auxiliary roller 53 hold the ink ribbon. The ink tank 50 is attached to be movable in a direction in which the contact area between the felt 51 and the transfer roller 52 is changed.