发明授权
- 专利标题： Image scanning device and image forming device
- 专利标题（中）： 图像扫描装置和图像形成装置
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申请号： US11313831申请日： 2005-12-22
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公开(公告)号： US07515312B2公开(公告)日： 2009-04-07
- 发明人: Ayumu Murakami , Shoko Magata , Takeshi Aoyama , Yuichi Yamamoto , Takayuki Suga , Haruhisa Oshida
- 申请人： Ayumu Murakami , Shoko Magata , Takeshi Aoyama , Yuichi Yamamoto , Takayuki Suga , Haruhisa Oshida
- 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
- 代理机构： Fitzpatrick, Cella, Harper & Scinto
- 优先权： JP2004-374573 20041224
- 主分类号： H04N1/04
- IPC分类号： H04N1/04 ; H04N1/40
摘要：
An image scanning device including: a conveyance path which conveys originals; a first scanning means and a second scanning means which are placed such that they sandwich the conveyance path; and a white reference member used for adjusting the white levels of the scanning means; wherein at least one of the first scanning means, the second scanning means and the white reference member is movable; the first scanning means and the second scanning means can scan the same surface of said white reference member since the first scanning means or the second scanning means is moved or the white reference member is moved.
公开/授权文献
- US20060139700A1 Image scanning device and image forming device 公开/授权日：2006-06-29
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