Toner supply device and image forming apparatus

Details Toner supply device and image forming apparatus Toner supply device and image forming apparatus

2008-03-11

2010-12-07

Gray, David M (Department: 2852)

Electrophotography

Diagnostics

Consumable

C399S258000, C399S262000, C222SDIG001

Reexamination Certificate

active

07848664

ABSTRACT:
It is possible to estimate the quantity of toner remaining in the storage container by stopping the supply of toner from the storage container when the quantity of toner in the storage section is at a prescribed level, by starting the supply of toner after continuing to print as it is for a prescribed period of time, and by measuring the time taken for the quantity of toner to reach the prescribed level.

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