Image-forming apparatus including a photosensitive material drum

Details Image-forming apparatus including a photosensitive material drum Image-forming apparatus including a photosensitive material drum

1997-12-01

1999-11-16

Lee, S.

Electrophotography

Cleaning of imaging surface

Blade

1525651, G03G 2100

Patent

active

059872977

ABSTRACT:
An image-forming apparatus using a rubber blade having a rubber hardness of not smaller than 73.degree. for cleaning the residual toner on the photosensitive material drum, wherein a maximum rotational deviation r (mm) of said photosensitive material drum satisfies the following formula,

REFERENCES:
patent: 4469434 (1984-09-01), Yamazaki et al.
patent: 5168309 (1992-12-01), Adachi et al.
patent: 5550622 (1996-08-01), Tange

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