Patent ID: 7441498

Claim:
A stencil printer comprising: a printing drum around which a stencil is wound; a press roller which is pressed against the printing drum; a mounting portion in which an ink container which is filled with ink and is provided with a storage means in which distinguishing information representing whether the ink container is a compatible product is stored is removably installed; a read out means which reads out the distinguishing information stored in the storage means of the ink container installed in the mounting portion and a control means which controls operation of the press roller on the basis of a control information according to the distinguishing information when the distinguishing information read out by the read out means represents that the ink container is a compatible product; and a control information input means that enables an operator to input control information of the press roller when the distinguishing information read out from the storage means of the ink container by the read out means represents that the ink container is an incompatible product is further provided, wherein the control means controls the printing pressure of the press roller on the basis of the control information input by the control information input means when the distinguishing information read out from the storage means of the ink container represents that the ink container is an incompatible product.