Patent ID: 8459633

Claim:
A medium processing apparatus comprising: a transfer roller unit comprising a first rotation shaft and one or more transfer rollers coupled to the first rotation shaft; and a guide roller unit receiving power from the transfer roller unit and comprising a second rotation shaft, a one-way clutch connected to the second rotation shaft, and a guide roller connected to the one-way clutch; wherein the one-way clutch comprises an inter body and an outer body moving relative to the inner body; wherein the inner body is connected to the second rotation shaft, and the outer body is connected to the glide roller; wherein a side of the second rotation shaft is connected to a first clutch, and the other side second rotation shaft is connected to a second clutch; wherein the first clutch comprises an outer body connected to the transfer roller unit, and an inner connected to the second rotation shaft; and wherein the second clutch comprises an outer body fixed to an immobilized frame, and an inner body connected to the second rotation shaft.