Patent ID: 8554111

Claim:
An image forming apparatus comprising: a recording medium cassette that stores a recording medium; an image forming unit that forms images on the recording medium; a feed unit that feeds the recording medium stored in the recording medium cassette to the image forming unit; a pair of upper frames that is disposed with a distance between the upper frames in a left-right direction, and supports the image forming unit and the feed unit, which are disposed between the upper frames, from both left and right sides; and a pair of lower frames that is disposed with a distance between the lower frames in the left-right direction, the recording medium cassette being detachably attached in a space formed between the lower frames, the upper frames being disposed on the lower frames, respectively, and the lower frames having rigidity lower than the rigidity of the upper frames, wherein: the recording medium cassette is configured to have a first end disposed close to the feed unit in a front-rear direction and a second end disposed distant from the feed unit in the front-rear direction when the recording medium cassette is attached between the pair of lower frames, and when the recording medium cassette is attached between the pair of lower frames, a first contact portion, which is positioned at the first end, comes into contact with a first portion, of which a position relative to the upper frame in the up-down direction is not changed, at the first end, so that the recording medium cassette is positioned in the up-down direction, and a second contact portion, which is positioned at the second end, comes into contact with a second portion, of which a position relative to the lower frame in the up-down direction is not changed, at the second end, so that the recording medium cassette is positioned in the up-down direction.