Bill deposit/withdrawal machine for depositing/withdrawing bills

A bill deposit/withdrawal machine for performing deposit or withdrawal of bills according to a transaction, comprising:

• a deposit/withdrawal port for performing deposit or withdrawal of bills;
• a bill discriminating unit for discriminating the bills;
• at least one bill accepting box for accepting the bills;
• and
• a bill transport path for transporting the bills;
• wherein said deposit/withdrawal port has a bill hopper, into which a user places bills at a time of deposit transactions and out of which a user removes bills at a time of withdrawal transactions, a first roller for feeding forward the bills deposited in said bill hopper from a feed-forward part of said bill hopper to said bill transport path by rotation of said first roller, and a second roller for stacking the bills transported through said bill transport path in said bill hopper by rotation of said second roller;
• wherein said bill hopper has a first port for placing the bills or removing the bills by the user, a second port for feeding the bills forward to the bill transport path, and a third port for accepting the bills from the bill transport path, said first, second and third ports being different from each other;
• wherein said bill hopper is configured so as to enable said bill hopper to interconnect with said first roller or said second roller by rotating said bill hopper around said feed-forward part thereof;
• wherein when the bills are fed forward from said bill hopper or when the bills are stacked in said bill hopper, said bill hopper is rotated and positioned in a first position in which the bills can be fed forward or stacked in said bill hopper by said first and second rollers, respectively;
• and
• wherein when the bills are inputted into said bill hopper by the user at time of deposit transactions or when the bills are taken out of said bill hopper by the user at time of withdrawal transactions, said bill hopper is rotated and positioned in a second position in which the user can input the bills to said bill hopper or take out the bills from said bill hopper.