Electrophotography – Image formation – Development
Reexamination Certificate
2009-08-12
2011-12-06
Lee, Susan (Department: 2884)
Electrophotography
Image formation
Development
Reexamination Certificate
active
08073367
ABSTRACT:
An image forming apparatus includes a photoreceptor drum, a charger, an exposure device, a developing device, a toner cartridge for supplying toner to the developing device, a transfer device and a fixing device. The toner cartridge includes: a toner container, a toner discharge port, a toner discharger having a toner agitator. The toner discharger includes a toner discharger rotary shaft, around which a helical magnet is provided; and magnetic particles that form a helical magnetic brush along the magnet on the surface of the toner discharger rotary shaft.
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Lee Susan
Renner , Otto, Boisselle & Sklar, LLP
Sharp Kabushiki Kaisha
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