Developing device, process cartridge, and image forming...

Details Developing device, process cartridge, and image forming... Developing device, process cartridge, and image forming...

2007-12-14

2010-06-08

Tran, Hoan (Department: 2884)

Electrophotography

Internal machine environment

Particle or contaminant control

C399S105000

Reexamination Certificate

active

07734213

ABSTRACT:
A secure seal is provided between a blade unit and a housing in a developer unit of an image forming apparatus by utilizing a sheet member configured to cover a step height formed on a surface of the blade unit facing a sealing member.

REFERENCES:
patent: 6336014 (2002-01-01), Sato et al.
patent: 6980752 (2005-12-01), Kamimura
patent: 7627264 (2009-12-01), Matsushita et al.
patent: 2006/0024085 (2006-02-01), Sato
patent: 2-146072 (1990-06-01), None
patent: 2006-039430 (2006-02-01), None

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