Invention Grant
US08391756B2 Image forming apparatus having plurality of image transfer units with stable image transfers
失效
图像形成装置具有多个具有稳定图像传送的图像传送单元
- Patent Title: Image forming apparatus having plurality of image transfer units with stable image transfers
- Patent Title (中): 图像形成装置具有多个具有稳定图像传送的图像传送单元
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Application No.: US12778848Application Date: 2010-05-12
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Publication No.: US08391756B2Publication Date: 2013-03-05
- Inventor: Takeshi Yasumoto
- Applicant: Takeshi Yasumoto
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Canon USA Inc IP Division
- Priority: JP2009-136364 20090605
- Main IPC: G03G15/01
- IPC: G03G15/01
Abstract:
In an image forming apparatus using an intermediate transfer tandem method, image forming unit is divided into two parts and toner images superimposed on an intermediate transfer belt included in one of the image forming unit is once secondary transferred onto toner images superimposed on an intermediate transfer belt included in the other image forming unit. Then the secondary transferred images are collectively transferred (tertiary transferred) onto a recording material at once.
Public/Granted literature
- US20100310285A1 IMAGE FORMING APPARATUS Public/Granted day:2010-12-09
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