| 摘要 |
<P>PROBLEM TO BE SOLVED: To eliminate blur at both ends of a transfer material even when many sheets of paper are successively printed. <P>SOLUTION: A developing device has a developer carrier 10 which carries a developer and forms a developer image on an image carrier 20 and a developer supply means 30 of supplying the developer to the developer carrier 10 and is characterized in that a low print mode for forming an image of low print on the image carrier 20 and a high print mode for forming an image of high print on the image carrier 20 are provided as print modes and voltages applied to the developer carrier 10 and developer supply means 30 are set according to the print modes. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
