发明名称 |
Image Forming Apparatus and Method |
摘要 |
Certain embodiments provide an image forming apparatus including: a drum; a photoconductive member; a charging device; a developing device; a toner supplying section; a transfer member; a sensor to measure the density of a toner band adhering on the transfer member; a process control section to separately control on and off of a developing bias and on and off of a charging bias; a timing adjusting section to instruct the process control section to turn on the developing bias at timing when a portion not substantially charged on the photoconductive member is opposed to the developing device; and a calculating section to calculate an amount of supply of toner from the toner supplying section into the developing device according to a result of measurement of the density of the toner band which is formed by the developing bias enabled by the timing adjusting section by the sensor. |
申请公布号 |
US2012002985(A1) |
申请公布日期 |
2012.01.05 |
申请号 |
US201113153358 |
申请日期 |
2011.06.03 |
申请人 |
KATAYAMA JUNICHI;TOSHIBA TEC KABUSHIKI KAISHA;KABUSHIKI KAISHA TOSHIBA |
发明人 |
KATAYAMA JUNICHI |
分类号 |
G03G15/00;G03G15/08 |
主分类号 |
G03G15/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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