Image forming apparatus
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United States of America Patent
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Apr 10, 2018
Issued Date -
N/A
app pub date -
Aug 2, 2016
filing date -
Aug 18, 2015
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An image forming apparatus includes an image bearing member bearing an electrostatic latent image formed based on image information in forming an image, an electrification member being in contact with a surface of the image bearing member to electrify the image bearing member, a service life determining portion determining whether or not a service life of the electrification member has come to its end based on information concerning an electrification time during which voltage is applied to the electrification member obtained by using a detection result of the environment detecting portion and information concerning an image ratio of a formed image obtained by using the detection result of the environment detecting portion, and an alarm portion issuing an alarm in response to a determination made by the service life determining portion that the service life of the electrification member has come to the end.
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Cited Art Landscape
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