Patent ID: 8790029

Claim:
A cutting apparatus comprising: a fixed blade module including a fixed blade; a movable blade module including a movable blade that moves when the movable blade module is driven; and a drive module configured to drive the movable blade module, wherein the fixed blade and the movable blade are configured to cut a recording medium, wherein the fixed blade module, the movable blade module, and the drive module are detachable with respect to the cutting apparatus, wherein a first engaging part of the drive module and a second engaging part of a printer module of an image forming apparatus slide and fit with respect to each other in order to connect the drive module and the printer module, wherein one of the first engaging part and the second engaging part includes a rail, and a stopper part configured to prevent the drive module and the printer module from disengaging from each other, and wherein the other of the first engaging part and the second engaging part includes a groove configured to receive the rail.