发明名称 |
Belt driving apparatus having belt with detection marks |
摘要 |
An image forming apparatus includes a rotatable belt member; a stretching roller for stretching the belt member; a plurality of line like marks which are arranged in a rotational direction of the belt member and are formed stepwisely on a surface of the belt member, the marks being tilted from a rotational axis direction of the belt member at least at end portions thereof on sides close to an end surface of the belt member; and control means for controlling rotation of the belt member on the basis of a result of detection of the marks.
|
申请公布号 |
US8326194(B2) |
申请公布日期 |
2012.12.04 |
申请号 |
US20100780369 |
申请日期 |
2010.05.14 |
申请人 |
NAKAGAKI JUN;SHIRAKATA JIRO;MAEDA YORITSUGU;ATARASHI SATOSHI;FUJIWARA YUKIHIRO;KANAI DAI;NAKAZATO JUN;CANON KABUSHIKI KAISHA |
发明人 |
NAKAGAKI JUN;SHIRAKATA JIRO;MAEDA YORITSUGU;ATARASHI SATOSHI;FUJIWARA YUKIHIRO;KANAI DAI;NAKAZATO JUN |
分类号 |
G03G15/01 |
主分类号 |
G03G15/01 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|