发明名称 Image forming apparatus and control method therefor
摘要 An image forming apparatus that is capable of normally performing second side printing on a transfer material, even if the transfer material put on standby after completion of first side printing is pulled out by a user. A transfer material having image formed on its first side is fed until it is partly exposed to the outside of a printer, and is then fed to a refeeding path in the printer and further fed to a standby position prior to image formation on the second side of the transfer material. When it is detected that the transfer material caused to stop at the standby position is pulled out by a user, a warning to stop pulling out the transfer material is given to the user.
申请公布号 US7379678(B2) 申请公布日期 2008.05.27
申请号 US20060442945 申请日期 2006.05.30
申请人 CANON KABUSHIKI KAISHA 发明人 MOTOYAMA EIICHI;OSARI YOSHIHITO;KIMURA KUNIYASU;TOMIYASU HIROAKI;YAMAOKA TAKAHIKO;YAMAMOTO YUICHI
分类号 G03G21/00;B41J29/38;B65H29/00;G03G15/00 主分类号 G03G21/00
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