发明名称 Color image-forming apparatus
摘要 A color image-forming apparatus including two drums, two scanners for forming latent images on the two drums, four developing devices for developing the latent images on the drums into toner images with four colors, an intermediate transfer belt successively passing the drums so that the toner images are successively transferred onto the belt, a transfer unit for transferring the toner image on the belt onto a recording medium, and a control unit controlling the two scanners to form patterns of first, second, third, and fourth colors and controlling timing at which the two scanners write on the drums such that the patterns approach one another.
申请公布号 US2005275707(A1) 申请公布日期 2005.12.15
申请号 US20050147004 申请日期 2005.06.07
申请人 CANON KABUSHIKI KAISHA 发明人 OKU JUNTARO
分类号 G03G21/14;B41J2/385;G03G15/01;G03G15/16;(IPC1-7):B41J2/385 主分类号 G03G21/14
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