Image forming apparatus and storage thereof

Details Image forming apparatus and storage thereof Image forming apparatus and storage thereof

2005-06-14

2010-06-29

Gray, David M (Department: 2852)

Electrophotography

Diagnostics

Consumable

C399S026000

Reexamination Certificate

active

07747179

ABSTRACT:
An image forming apparatus manages information regarding the lifetimes of a plurality of photosensitive media or developing units using a single storage. The image forming apparatus includes a photosensitive unit comprising a photosensitive medium, a developing unit comprising a developing roller that applies developer to the photosensitive medium and a developing device that is removable and contains the developer supplied to the developing roller. A storage is included in one of the photosensitive unit or the developing unit, whichever has a longer lifetime, and stores information regarding at least one of the photosensitive unit and the developing unit. A controller controls the information stored in the storage. The image forming apparatus has a plurality of photosensitive units and/or developing units.

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