Latent image carrier having pairs of first and second positioning protrusions and image forming apparatus

摘要

There is disclosed an image forming apparatus including: a latent image carrier; a latent image writing unit; a development unit; a latent image carrier unit having the latent image carrier; a first positioning protrusion disposed on the latent image carrier unit, the first positioning protrusion being engaged with a groove or a slit of an image forming apparatus body; an abutted portion disposed on the groove or the slit, the abutted portion abutting the first positioning protrusion in order to position the latent image carrier unit in an installation and removal direction; and a second positioning protrusion shifted in the installation and removal direction and disposed on the latent image carrier unit, the second positioning protrusion positioning the latent image carrier unit at a position different from a position of the first positioning protrusion in order to engage the groove or the slit.