发明名称 IMAGE FORMING APPARATUS
摘要 An image forming apparatus is disclosed. The image forming apparatus includes at least two independent recording heads; restoring units; counting units; a restoring control unit; and a storage unit. The restoring control unit conducts a restoring operation for all of recording heads when the cumulative number of print sheets of either of the recording heads reaches the first setting value or above when the cumulative number of print sheets for all of the recording heads is less than the second setting value at the time of starting printing.
申请公布号 US2012062628(A1) 申请公布日期 2012.03.15
申请号 US201113228589 申请日期 2011.09.09
申请人 NAGAI KOJI;RICOH COMPANY, LTD. 发明人 NAGAI KOJI
分类号 B41J29/38 主分类号 B41J29/38
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