Cleaning unit and image forming apparatus

Details Cleaning unit and image forming apparatus Cleaning unit and image forming apparatus

2006-02-10

2008-12-30

Tran, Hoan H (Department: 2852)

Electrophotography

Cleaning of imaging surface

Plural diverse

C399S350000, C399S353000, C399S354000

Reexamination Certificate

active

07471924

ABSTRACT:
This invention relates to a cleaning unit including a cleaning blade that keeps a front end of rubber material in contact with the surface with a pressure so as to scrape residual toner left on the surface of the photoreceptor and a fiber body having multiple fibers in contact with the surface of the photoreceptor in the upstream in the cyclic moving direction of the surface of the photoreceptor with respect to the cleaning blade, the cleaning blade satisfying A≧−2.5×B+102 and 6.3≦B≦19.6, where A designates a contact angle (°) with pure water under 23° C., 55% RH and B designates 100% modulus (MPa) at 23° C.

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patent: A 2002-244522 (2002-08-01), None
patent: A 2004-239999 (2004-08-01), None

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