Image forming apparatus

Details Image forming apparatus Image forming apparatus

2008-02-15

2010-12-07

Porta, David P (Department: 2884)

Electrophotography

Internal machine environment

Particle or contaminant control

Reexamination Certificate

active

07848675

ABSTRACT:
An intermediate transferring unit (120) is provided with a main cleaning member (29a) together with an auxiliary cleaning member (50). A main cleaning width (Wb1) of the main cleaning member (29a) is smaller than a width dimension (Wb) of an intermediate transferring belt (12). The auxiliary cleaning member (50) covers an outer remaining area (M), so that toners remaining on the remaining area (M) are scraped off by the auxiliary cleaning member (50). The toners scraped off by the auxiliary cleaning member (50) are collected in a toner collecting portion provided in an apparatus main body.

REFERENCES:
patent: 4739370 (1988-04-01), Yoshida et al.
patent: 6421874 (2002-07-01), McCormick
patent: 7194232 (2007-03-01), Kitagawa et al.
patent: 7480471 (2009-01-01), Kitamura
patent: 7555236 (2009-06-01), Saeki
patent: 2003-316236 (2003-11-01), None

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