Patent ID: 8075088
Filing Date: 2011-12-13
Classification: B41J

Abstract:
1. An image forming apparatus comprising: an apparatus main body; a page-width inkjet head unit capable of ejecting fluid droplets without substantially moving the page-width inkjet head unit while forming an image on a recording medium; and a maintaining and recovering unit maintaining and recovering a function of a nozzle of the page-width inkjet head unit, the maintaining and recovering unit including a waste tank configured to store waste fluid that was ejected by the page-width inkjet head unit, was not used for image formation and was recovered by the maintaining and recovering unit; and an engaging unit that engages the page-width inkjet head unit and the maintaining and recovering unit, including the waste tank, together as a single unit and maintains the positional relationship between the page-width inkjet head unit and the maintaining and recovering unit, including the waste tank, within the single unit, when the page-width inkjet head unit and the maintaining and recovering unit, including the waste tank, are removed from the apparatus main body as a single unit along with the engaging unit.