A rotational speed of an image bearing member on a downstream side is controlled so as to reduce a detection time difference between a leading end section of first electrostatic latent image indexes of an image bearing member and a leading end section of second electrostatic latent image indexes of a transfer medium in an area of a leading end margin preceding an effective image area.
申请公布号
US2012269528(A1)
申请公布日期
2012.10.25
申请号
US201213428096
申请日期
2012.03.23
申请人
ITO YOSHIKUNI;SHIGEMURA YOSHIHIRO;OKUMURA ICHIRO;HARA SEIJI;CANON KABUSHIKI KAISHA
发明人
ITO YOSHIKUNI;SHIGEMURA YOSHIHIRO;OKUMURA ICHIRO;HARA SEIJI