发明申请
- 专利标题: COLOR IMAGE FORMING APPARATUS
- 专利标题(中): 彩色图像形成装置
-
申请号: US13414188申请日: 2012-03-07
-
公开(公告)号: US20120230705A1公开(公告)日: 2012-09-13
- 发明人: Masaru Shimura , Hideo Nanataki , Shinsuke Kobayashi , Shinji Katagiri , Yasunari Watanabe , Hideaki Hasegawa , Kiyoto Toyoizumi , Kouji Yasukawa
- 申请人: Masaru Shimura , Hideo Nanataki , Shinsuke Kobayashi , Shinji Katagiri , Yasunari Watanabe , Hideaki Hasegawa , Kiyoto Toyoizumi , Kouji Yasukawa
- 申请人地址: JP Tokyo
- 专利权人: CANON KABUSHIKI KAISHA
- 当前专利权人: CANON KABUSHIKI KAISHA
- 当前专利权人地址: JP Tokyo
- 优先权: JP2011-054472 20110311
- 主分类号: G03G15/01
- IPC分类号: G03G15/01
摘要:
In a color image forming apparatus, the amount of light of an exposure unit for a weak exposure is changed according to a remaining service life of a photosensitive drum when the weak exposure is performed for the background area of a corresponding photosensitive drum by using the exposure unit.
公开/授权文献
- US08831444B2 Color image forming apparatus 公开/授权日:2014-09-09
信息查询