Image forming apparatus having device for charging a...

Details Image forming apparatus having device for charging a... Image forming apparatus having device for charging a...

2006-03-21

2006-03-21

Grainger, Quana (Department: 2852)

Electrophotography

Image formation

Charging

Reexamination Certificate

active

07016628

ABSTRACT:
An image forming apparatus having a charger of a non-contact type opposed to a photosensitive body coated with a photosensitive layer by dipping for charging a surface of the photosensitive body and an interval between the surface of the photosensitive body and the charger is narrowed on a dip upper portion side of the photosensitive body and widened on a dip lower portion side thereof. When the charger is a scorotron charger having a discharge electrode and a grid, an interval between the grid and the surface of the photosensitive body is narrowed on the dip upper portion side of the photosensitive body and widened on the dip lower portion side.

REFERENCES:
patent: 5613172 (1997-03-01), Pietrowski et al.
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patent: 04085562 (1992-03-01), None
patent: 4-53650 (1992-12-01), None
patent: 5-14282 (1993-04-01), None
patent: 6-58560 (1994-08-01), None
patent: 2003156864 (2003-05-01), None

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