Image forming apparatus with developer collecting operation
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United States of America Patent
Stats
-
May 17, 2016
Grant Date -
Oct 24, 2013
app pub date -
Apr 11, 2013
filing date -
Apr 18, 2012
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An image forming apparatus including: image forming stations each including: a photosensitive drum; a charger configured to charge the drum; a transfer device configured to transfer a developer image on the drum onto an intermediate transfer member; and a cleaner configured to remove developer from the drum; an exposure device configured to expose the drum to form a latent image; the intermediate transfer member; a memory storing information on the drum; and a controller configured to control at least one of the charger, transfer device, and exposure device in the station based on the information in the memory to provide a predetermined potential difference between the drum and the transfer device to form an electric field therebetween in a reverse direction to that in an image formation in order to move the developer from the intermediate transfer member to the drum to collect the developer by the cleaner.
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Cited Art Landscape
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