Image forming apparatus

Details Image forming apparatus Image forming apparatus

2011-07-19

2011-07-19

Lee, Susan S (Department: 2884)

Electrophotography

Internal machine environment

Particle or contaminant control

C399S167000

Reexamination Certificate

active

07983587

ABSTRACT:
An image forming apparatus which includes a first image forming portion including a first photosensitive member, a first charging member for electrically charging the first photosensitive member to form an image thereon, and a first cleaning brush for cleaning the first charging member, a second image forming portion including a second photosensitive member, a second charging member for electrically charging the second photosensitive member to form an image thereon, and a second cleaning brush which has a longer brush length than that of the first cleaning brush for cleaning the second charging member, a driven mechanism for causing the first cleaning brush to be rotatably driven by the first charging member which is rotatably driven along with rotation of the first photosensitive member, and a drive coupling mechanism configured to drivably couple the second charging member and the second cleaning brush to transmit a driving force from the second charging member which is rotatably driven along with the rotation of the first photosensitive member to the second cleaning brush.

REFERENCES:
patent: 7865115 (2011-01-01), Oguma et al.
patent: 2007/0172251 (2007-07-01), Suganuma et al.
patent: 2008/0056757 (2008-03-01), Honobe et al.
patent: 2008/0181655 (2008-07-01), Sakagawa et al.
patent: 8-95350 (1996-04-01), None
patent: 2002-196568 (2002-07-01), None

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