Electrophotography – Diagnostics – Consumable
Reexamination Certificate
2009-02-24
2010-12-07
Ngo, Hoang (Department: 2852)
Electrophotography
Diagnostics
Consumable
C399S092000
Reexamination Certificate
active
07848666
ABSTRACT:
A control unit separately drives an image carrier driving unit that drives an image carrier motor, a developing roller driving unit that drives a developing roller motor, a developer stirring member driving unit that drives a developer stirring member motor, and a fan driving unit that drives a fan motor. The control unit causes the fan driving unit to operate if the image carrier driving unit or the developer stirring member driving unit is operating.
REFERENCES:
patent: 6813457 (2004-11-01), Yoshiki
patent: 7043172 (2006-05-01), Koshimura et al.
patent: 2002-268482 (2002-09-01), None
Kabushiki Kaisha Toshiba
Ngo Hoang
Toshiba Tec Kabushiki Kaisha
Turocy & Watson LLP
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