Patent ID: 7168701

Claim:
A paper-transporting apparatus comprising: a paper-transporting unit movable between a loading position where the paper-transporting unit has been completely attached into a chassis and an unloading position where the paper-transporting unit has been completely drawn out of the chassis, said paper-transporting unit comprising a first section and a second section that cooperate with each other to transport the paper; a guide member that supports said paper-transporting unit and guides said paper-transporting unit between the loading position and the unloading position; and a positioning device including an engagement member comprised of one of the first section and the second section, wherein when said paper-transporting unit is at the loading position, the engagement member provided on one of the first section and the second section engages the other of the first section and the second section to bring the first section and the second section into engagement with each other; and wherein, when said paper-transporting unit is at the unloading position, the engagement member provided on one of the first section and the second section does not engage the other of the first section and the second section, whereby the first section and the second section are brought out of engagement with each other.