Electrophotography – Image formation – Development
Patent
1997-07-09
1999-03-09
Grimley, Arthur T.
Electrophotography
Image formation
Development
399359, G03G 1508
Patent
active
058813454
ABSTRACT:
An image forming machine, including an image bearing member, a developing unit for developing a latent electrostatic image on the image bearing member into a toner image, a cleaning unit for removing remaining toner from the image bearing member after transfer of the toner image from the image bearing member onto a sheet member, and a toner supply unit for supplying toner to the developing unit. The toner supply unit includes a first toner acceptance region where fresh toner is introduced, a second toner acceptance region where recycled toner, that has been removed from the image bearing member by the cleaning unit, is introduced, a toner discharge region having a toner discharge opening communicating with the developing unit, a first toner conveying member for conveying fresh toner from the first toner acceptance region to the toner discharge region, and a second toner conveying member for conveying recycled toner from the second toner acceptance region to the toner discharge region.
REFERENCES:
patent: 5592267 (1997-01-01), Misago et al.
Shin Koji
Yamane Naoki
Grimley Arthur T.
Mita Industrial Company Ltd.
Tran Hoan
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