Image forming apparatus

Details Image forming apparatus Image forming apparatus

2007-04-24

2010-10-26

Gray, David M (Department: 2852)

Electrophotography

Image formation

Exposure

C399S299000

Reexamination Certificate

active

07822365

ABSTRACT:
The present invention relates to an image forming apparatus comprising: a plurality of image forming means; a first image forming means; a second image forming means; a belt member to be transferred with the toner image formed on each image forming means; and a plurality of suspending members, wherein said plurality of image forming means are arranged so as to face to a first belt surface between the suspending members; the first and second image forming means are arranged so as to face to a second belt surface different from the first belt surface; and a distance, between adjacent contact portions of the image forming means on the second belt surface side and said second belt surface, is greater than a distance, between adjacent contact portions of the image forming means on the first belt surface side and said first belt surface.

REFERENCES:
patent: 6757512 (2004-06-01), Miyawaki et al.
patent: 7203452 (2007-04-01), Miyawaki et al.
patent: 7619642 (2009-11-01), Matsuyama et al.
patent: 2003/0099492 (2003-05-01), Maeyama et al.
patent: 2004/0051771 (2004-03-01), Eom et al.
patent: 2005/0019064 (2005-01-01), Sato et al.
patent: 2007/0134026 (2007-06-01), Sato et al.
patent: 2007/0248386 (2007-10-01), Uduki
patent: 2001-51472 (2001-02-01), None
patent: 2002-162807 (2002-06-01), None

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