发明名称 IMAGE FORMING APPARATUS
摘要 An image forming apparatus includes a first drive member located downstream of an image bearing member and upstream of a transfer portion and a second drive member located downstream of the transfer portion with respect to a direction of conveying a recording material on a conveyance belt member and configured to apply a driving force to the conveyance belt member.
申请公布号 US2009304411(A1) 申请公布日期 2009.12.10
申请号 US20090478631 申请日期 2009.06.04
申请人 CANON KABUSHIKI KAISHA 发明人 MOCHIZUKI JUN
分类号 G03G15/16;G03G15/01 主分类号 G03G15/16
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