| 摘要 |
<P>PROBLEM TO BE SOLVED: To revise conveyance speed of paper and match a printing position in front of an image forming means irrespective of quality of paper to perform high quality printing. <P>SOLUTION: This image forming device 20 has a resist roller 2, a conveyance belt 3, the image forming means 7 for forming image on a paper 1 by corresponding to belt driving, and a speed difference detection means composed of a nip roller 12 following the belt and a nip roller encoder 24. The encoder 24 detects both of belt speed before conveying the paper 1 from the resist roller 2 and speed of the paper 1 conveyed from the resist roller 2, and a controller changes set speed of a resist roller driving means in accordance with difference between both speeds. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
