Patent ID: 8903268

Claim:
An image forming apparatus comprising: a plurality of units configured to be connected with each other in a vertical direction; a first fitting portion and a second fitting portion provided at a lower portion of an upper unit that is one unit of the plurality of units; and a first fitted portion and a second fitted portion provided at an upper portion of a lower unit that is downwardly adjacent to the upper unit, wherein the first fitted portion is disposed at a position corresponding to the first fitting portion and the second fitted portion is disposed at a position corresponding to the second fitting portion, wherein the upper unit is restricted from displacing in the vertical direction relative to the lower unit when the first fitting portion engages with the first fitted portion, wherein the second fitting portion engages with the second fitted portion such that the upper unit is restricted from moving horizontally relative to the lower unit, when a user causes the upper unit to pivot downwardly about the first fitting portion while the first fitting portion is in engagement with the first fitted portion, wherein the first fitting portion comprises an inserting hole oriented in a horizontal direction, the inserting hole being located at a peripheral surface of the upper unit, wherein the first fitted portion comprises a hook having a projecting portion configured to extend in the horizontal direction and to be freely inserted into the inserting hole, the hook being located at an upper surface of the lower unit and accommodated in a space formed between a cover configured to cover the peripheral surface of the upper unit and the inserting hole, wherein the cover is configured to be pivotable about an upper edge of the cover such that the cover is openable and closeable and to open when the projecting portion of the hook is inserted into the inserting hold, and wherein the inserting hole is located at a position covered by the cover when the cover is closed.